From 1d67e90f19a7acfd9a05dc59678e7d0c5090bd0d Mon Sep 17 00:00:00 2001
From: Ralf Baechle <ralf@linux-mips.org>
Date: Sat, 4 Dec 1999 03:58:56 +0000
Subject: Merge with Linux 2.3.21.

---
 arch/mips/arc/memory.c          |   4 +-
 arch/mips/baget/irq.c           |   4 +-
 arch/mips/config.in             | 331 ++++++++++++++++++++--------------------
 arch/mips/dec/irq.c             |   4 +-
 arch/mips/defconfig             |   8 +-
 arch/mips/kernel/entry.S        |   3 +-
 arch/mips/kernel/head.S         |  36 ++---
 arch/mips/kernel/ipc.c          |  98 +++++-------
 arch/mips/kernel/irq.c          |   4 +-
 arch/mips/kernel/mips_ksyms.c   |   7 +-
 arch/mips/kernel/process.c      |  46 ++----
 arch/mips/kernel/r4k_misc.S     |  15 +-
 arch/mips/kernel/scall_o32.S    |   6 +-
 arch/mips/kernel/syscall.c      |   6 +-
 arch/mips/kernel/sysirix.c      |  50 +++---
 arch/mips/kernel/traps.c        |  42 +++--
 arch/mips/kernel/unaligned.c    |  13 +-
 arch/mips/ld.script.big         |   3 +
 arch/mips/ld.script.little      |   3 +
 arch/mips/lib/Makefile          |   5 +-
 arch/mips/lib/strlen_user.S     |  33 ++--
 arch/mips/lib/strncpy_user.S    |  47 +++---
 arch/mips/lib/strnlen_user.S    |  54 +++++++
 arch/mips/mm/extable.c          |   2 +-
 arch/mips/mm/fault.c            |   6 +-
 arch/mips/sgi/kernel/indy_hpc.c |   4 +-
 arch/mips/sgi/kernel/indy_int.c |   4 +-
 arch/mips/sgi/kernel/indy_mc.c  |   6 +-
 arch/mips/sgi/kernel/indy_sc.c  |   3 +-
 arch/mips/sni/pci.c             |   3 +-
 arch/mips/sni/setup.c           |   3 +-
 31 files changed, 431 insertions(+), 422 deletions(-)
 create mode 100644 arch/mips/lib/strnlen_user.S

(limited to 'arch/mips')

diff --git a/arch/mips/arc/memory.c b/arch/mips/arc/memory.c
index 997280075..b2540bf0c 100644
--- a/arch/mips/arc/memory.c
+++ b/arch/mips/arc/memory.c
@@ -4,7 +4,7 @@
  *
  * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com)
  *
- * $Id: memory.c,v 1.5 1999/04/14 21:25:02 tsbogend Exp $
+ * $Id: memory.c,v 1.6 1999/10/09 00:00:57 ralf Exp $
  */
 #include <linux/init.h>
 #include <linux/kernel.h>
@@ -19,7 +19,7 @@
 #include <asm/pgtable.h>
 #include <asm/bootinfo.h>
 
-/* #define DEBUG */
+#undef DEBUG
 
 struct linux_mdesc * __init prom_getmdesc(struct linux_mdesc *curr)
 {
diff --git a/arch/mips/baget/irq.c b/arch/mips/baget/irq.c
index dce8fb9ff..8302faf5a 100644
--- a/arch/mips/baget/irq.c
+++ b/arch/mips/baget/irq.c
@@ -5,7 +5,7 @@
  *      Code (mostly sleleton and comments) derived from DECstation IRQ
  *      handling.
  *
- * $Id: irq.c,v 1.3 1999/08/17 22:18:37 ralf Exp $
+ * $Id: irq.c,v 1.4 1999/10/09 00:00:57 ralf Exp $
  */
 #include <linux/errno.h>
 #include <linux/init.h>
@@ -33,8 +33,6 @@ unsigned int local_bh_count[NR_CPUS];
 unsigned int local_irq_count[NR_CPUS];
 unsigned long spurious_count = 0;
 
-atomic_t __mips_bh_counter;
-
 /*
  * This table is a correspondence between IRQ numbers and CPU PILs
  */
diff --git a/arch/mips/config.in b/arch/mips/config.in
index 1757a9290..1e6582ff8 100644
--- a/arch/mips/config.in
+++ b/arch/mips/config.in
@@ -1,4 +1,4 @@
-# $Id: config.in,v 1.31 1999/09/28 22:25:44 ralf Exp $
+# $Id: config.in,v 1.32 1999/10/09 00:00:57 ralf Exp $
 # For a description of the syntax of this configuration file,
 # see the Configure script.
 #
@@ -13,9 +13,9 @@ mainmenu_option next_comment
 comment 'Machine selection'
 bool 'Support for Acer PICA 1 chipset' CONFIG_ACER_PICA_61
 if [ "$CONFIG_EXPERIMENTAL" = "y" ]; then
-  bool 'Support for Algorithmics P4032' CONFIG_ALGOR_P4032
-  bool 'Support for BAGET MIPS series' CONFIG_BAGET_MIPS
-  bool 'Support for DECstations' CONFIG_DECSTATION
+   bool 'Support for Algorithmics P4032 (EXPERIMENTAL)' CONFIG_ALGOR_P4032
+   bool 'Support for BAGET MIPS series (EXPERIMENTAL)' CONFIG_BAGET_MIPS
+   bool 'Support for DECstations (EXPERIMENTAL)' CONFIG_DECSTATION
 fi
 bool 'Support for Mips Magnum 4000' CONFIG_MIPS_MAGNUM_4000
 bool 'Support for Olivetti M700-10' CONFIG_OLIVETTI_M700
@@ -31,22 +31,25 @@ unset CONFIG_MIPS_JAZZ
 unset CONFIG_VIDEO_G364
 
 if [ "$CONFIG_ALGOR_P4032" = "y" ]; then
-	define_bool CONFIG_PCI y
+   define_bool CONFIG_PCI y
 fi
 if [ "$CONFIG_MIPS_MAGNUM_4000" = "y" -o \
      "$CONFIG_OLIVETTI_M700" = "y" ]; then
-	define_bool CONFIG_ISA y
-	define_bool CONFIG_MIPS_JAZZ y
-	define_bool CONFIG_FB y
-	define_bool CONFIG_FB_G364 y	
+   define_bool CONFIG_ISA y
+   define_bool CONFIG_HAVE_IO_PORTS y
+   define_bool CONFIG_MIPS_JAZZ y
+   define_bool CONFIG_FB y
+   define_bool CONFIG_FB_G364 y	
 fi
 if [ "$CONFIG_ACER_PICA_61" = "y" ]; then
-	define_bool CONFIG_ISA y
-	define_bool CONFIG_MIPS_JAZZ y
+   define_bool CONFIG_ISA y
+   define_bool CONFIG_HAVE_IO_PORTS y
+   define_bool CONFIG_MIPS_JAZZ y
 fi
 if [ "$CONFIG_SNI_RM200_PCI" = "y" ]; then
-	define_bool CONFIG_ISA y
-	define_bool CONFIG_PCI y
+   define_bool CONFIG_ISA y
+   define_bool CONFIG_HAVE_IO_PORTS y
+   define_bool CONFIG_PCI y
 fi
 endmenu
 
@@ -97,18 +100,17 @@ mainmenu_option next_comment
 comment 'General setup'
 
 if [ "$CONFIG_DECSTATION" = "y" ]; then
-  define_bool CONFIG_CPU_LITTLE_ENDIAN y
+   define_bool CONFIG_CPU_LITTLE_ENDIAN y
 else
-  bool 'Generate little endian code' CONFIG_CPU_LITTLE_ENDIAN
+   bool 'Generate little endian code' CONFIG_CPU_LITTLE_ENDIAN
 fi
 
 define_bool CONFIG_ELF_KERNEL y
 
 if [ "$CONFIG_CPU_LITTLE_ENDIAN" = "n" ]; then
-  define_bool CONFIG_BINFMT_IRIX y
-  define_bool CONFIG_FORWARD_KEYBOARD y
+   define_bool CONFIG_BINFMT_IRIX y
+   define_bool CONFIG_FORWARD_KEYBOARD y
 fi
-
 define_bool CONFIG_BINFMT_AOUT n
 define_bool CONFIG_BINFMT_ELF y
 tristate 'Kernel support for MISC binaries' CONFIG_BINFMT_MISC
@@ -119,7 +121,7 @@ bool 'BSD Process Accounting' CONFIG_BSD_PROCESS_ACCT
 bool 'Sysctl support' CONFIG_SYSCTL
 
 if [ "$CONFIG_SGI_IP22" != "y" -a "$CONFIG_DECSTATION" != "y" -a "$CONFIG_BAGET_MIPS" != "y" ]; then
-  source drivers/parport/Config.in
+   source drivers/parport/Config.in
 fi
 endmenu
 
@@ -127,24 +129,20 @@ mainmenu_option next_comment
 comment 'Loadable module support'
 bool 'Enable loadable module support' CONFIG_MODULES
 if [ "$CONFIG_MODULES" = "y" ]; then
-  bool 'Set version information on all symbols for modules' CONFIG_MODVERSIONS
-  bool 'Kernel module loader' CONFIG_KMOD
-fi
-
-if [ "$CONFIG_EXPERIMENTAL" = "y" ]; then
-  bool 'Support for frame buffer devices (EXPERIMENTAL)' CONFIG_FB
+   bool '  Set version information on all symbols for modules' CONFIG_MODVERSIONS
+   bool '  Kernel module loader' CONFIG_KMOD
 fi
 
 endmenu
 
 if [ "$CONFIG_DECSTATION" = "y" ]; then
-	mainmenu_option next_comment
-	comment 'TURBOchannel support'
-		bool 'TURBOchannel support' CONFIG_TC
-#		if [ "$CONFIG_TC" = "y" ]; then
-# 			tristate 'MAGMA Parallel port support' CONFIG_PARPORT
-#		fi
-	endmenu
+   mainmenu_option next_comment
+   comment 'TURBOchannel support'
+   bool 'TURBOchannel support' CONFIG_TC
+#   if [ "$CONFIG_TC" = "y" ]; then
+#      tristate '  MAGMA Parallel port support' CONFIG_PARPORT
+#   fi
+   endmenu
 fi
 
 source drivers/i2o/Config.in
@@ -154,7 +152,7 @@ source drivers/pnp/Config.in
 source drivers/block/Config.in
 
 if [ "$CONFIG_NET" = "y" ]; then
-  source net/Config.in
+   source net/Config.in
 fi
 
 mainmenu_option next_comment
@@ -163,128 +161,125 @@ comment 'SCSI support'
 tristate 'SCSI support' CONFIG_SCSI
 
 if [ "$CONFIG_SCSI" != "n" ]; then
-	if [ "$CONFIG_SGI_IP22" = "y" -o "$CONFIG_DECSTATION" = "y" ]; then
-		comment 'SCSI support type (disk, tape, CDrom)'
-
-		dep_tristate 'SCSI disk support' CONFIG_BLK_DEV_SD $CONFIG_SCSI
-		dep_tristate 'SCSI tape support' CONFIG_CHR_DEV_ST $CONFIG_SCSI
-		dep_tristate 'SCSI CDROM support' CONFIG_BLK_DEV_SR $CONFIG_SCSI
-		dep_tristate 'SCSI generic support' CONFIG_CHR_DEV_SG $CONFIG_SCSI
-
-		comment 'Some SCSI devices (e.g. CD jukebox) support multiple LUNs'
-
-		bool 'Probe all LUNs on each SCSI device' CONFIG_SCSI_MULTI_LUN
-
-		bool 'Verbose SCSI error reporting' CONFIG_SCSI_CONSTANTS
-
-		#mainmenu_option next_comment
-		comment 'SCSI low-level drivers'
-		if [ "$CONFIG_SGI_IP22" = "y" ]; then
-		dep_tristate 'SGI wd93 Scsi Driver' CONFIG_SCSI_SGIWD93 $CONFIG_SCSI
-	else
-			if [ "$CONFIG_TC" = "y" ]; then
-				dep_tristate 'DEC NCR53C94 Scsi Driver' CONFIG_SCSI_DECNCR $CONFIG_SCSI
-			fi
-			dep_tristate 'DEC SII Scsi Driver' CONFIG_SCSI_DECSII $CONFIG_SCSI
-		fi
-	else
-		source drivers/scsi/Config.in
-	fi
+   if [ "$CONFIG_SGI_IP22" = "y" -o "$CONFIG_DECSTATION" = "y" ]; then
+      comment 'SCSI support type (disk, tape, CDrom)'
+
+      dep_tristate 'SCSI disk support' CONFIG_BLK_DEV_SD $CONFIG_SCSI
+      dep_tristate 'SCSI tape support' CONFIG_CHR_DEV_ST $CONFIG_SCSI
+      dep_tristate 'SCSI CDROM support' CONFIG_BLK_DEV_SR $CONFIG_SCSI
+      dep_tristate 'SCSI generic support' CONFIG_CHR_DEV_SG $CONFIG_SCSI
+
+      comment 'Some SCSI devices (e.g. CD jukebox) support multiple LUNs'
+
+      bool 'Probe all LUNs on each SCSI device' CONFIG_SCSI_MULTI_LUN
+
+      bool 'Verbose SCSI error reporting' CONFIG_SCSI_CONSTANTS
+
+      #mainmenu_option next_comment
+      comment 'SCSI low-level drivers'
+      if [ "$CONFIG_SGI_IP22" = "y" ]; then
+         dep_tristate 'SGI wd93 Scsi Driver' CONFIG_SCSI_SGIWD93 $CONFIG_SCSI
+      else
+         if [ "$CONFIG_TC" = "y" ]; then
+	    dep_tristate 'DEC NCR53C94 Scsi Driver' CONFIG_SCSI_DECNCR $CONFIG_SCSI
+	 fi
+	 dep_tristate 'DEC SII Scsi Driver' CONFIG_SCSI_DECSII $CONFIG_SCSI
+      fi
+   else
+      source drivers/scsi/Config.in
+   fi
 fi
 endmenu
 
 if [ "$CONFIG_NET" = "y" ]; then
-  mainmenu_option next_comment
-  comment 'Network device support'
-
-  bool 'Network device support' CONFIG_NETDEVICES
-  if [ "$CONFIG_NETDEVICES" = "y" ]; then
-    if [ "$CONFIG_SGI_IP22" != "y" -a "$CONFIG_DECSTATION" != "y" -a "$CONFIG_BAGET_MIPS" != "y" ]; then
-	source drivers/net/Config.in
-	if [ "$CONFIG_ATM" = "y" ]; then
-	  source drivers/atm/Config.in
-	fi
-    else
-	tristate 'Dummy net driver support' CONFIG_DUMMY
-	tristate 'SLIP (serial line) support' CONFIG_SLIP
-	if [ "$CONFIG_SLIP" != "n" ]; then
-	  bool ' CSLIP compressed headers' CONFIG_SLIP_COMPRESSED
-	  bool ' Keepalive and linefill' CONFIG_SLIP_SMART
-	fi
-	tristate 'PPP (point-to-point) support' CONFIG_PPP
-	if [ ! "$CONFIG_PPP" = "n" ]; then
-	  comment 'CCP compressors for PPP are only built as modules.'
-	fi
-        if [ "$CONFIG_SGI_IP22" = "y" ]; then
-	bool 'SGI Seeq ethernet controller support' CONFIG_SGISEEQ
-	fi
-	if [ "$CONFIG_DECSTATION" = "y" ]; then
-          bool 'DEC LANCE ethernet controller support' CONFIG_DECLANCE
-        fi
-	if [ "$CONFIG_BAGET_MIPS" = "y" ]; then
-	  tristate 'Baget AMD LANCE support' CONFIG_BAGETLANCE
-	  tristate 'Baget Backplane Shared Memory support' CONFIG_BAGETBSM
-	fi
-    fi
-  fi
-  endmenu
+   mainmenu_option next_comment
+   comment 'Network device support'
+
+   bool 'Network device support' CONFIG_NETDEVICES
+   if [ "$CONFIG_NETDEVICES" = "y" ]; then
+      if [ "$CONFIG_SGI_IP22" != "y" -a "$CONFIG_DECSTATION" != "y" -a "$CONFIG_BAGET_MIPS" != "y" ]; then
+	 source drivers/net/Config.in
+	 if [ "$CONFIG_ATM" = "y" ]; then
+	    source drivers/atm/Config.in
+	 fi
+      else
+	 tristate 'Dummy net driver support' CONFIG_DUMMY
+	 tristate 'SLIP (serial line) support' CONFIG_SLIP
+	 if [ "$CONFIG_SLIP" != "n" ]; then
+	    bool ' CSLIP compressed headers' CONFIG_SLIP_COMPRESSED
+	    bool ' Keepalive and linefill' CONFIG_SLIP_SMART
+	 fi
+	 tristate 'PPP (point-to-point) support' CONFIG_PPP
+	 if [ ! "$CONFIG_PPP" = "n" ]; then
+	    comment 'CCP compressors for PPP are only built as modules.'
+	 fi
+         if [ "$CONFIG_SGI_IP22" = "y" ]; then
+	    bool 'SGI Seeq ethernet controller support' CONFIG_SGISEEQ
+	 fi
+	 if [ "$CONFIG_DECSTATION" = "y" ]; then
+	    bool 'DEC LANCE ethernet controller support' CONFIG_DECLANCE
+	 fi
+	 if [ "$CONFIG_BAGET_MIPS" = "y" ]; then
+	    tristate 'Baget AMD LANCE support' CONFIG_BAGETLANCE
+	 fi
+      fi
+   fi
+   endmenu
 fi
 
 if [ "$CONFIG_SGI_IP22" != "y" -a "$CONFIG_DECSTATION" != "y" -a "$CONFIG_BAGET_MIPS" != "y" ]; then
-  source drivers/net/hamradio/Config.in
-
-
-  mainmenu_option next_comment
-  comment 'ISDN subsystem'
-
-  if [ "$CONFIG_NET" != "n" ]; then
-    tristate 'ISDN support' CONFIG_ISDN
-    if [ "$CONFIG_ISDN" != "n" ]; then
-      source drivers/isdn/Config.in
-    fi
-  fi
-  endmenu
-
-
-  mainmenu_option next_comment
-  comment comment 'Old CD-ROM drivers (not SCSI, not IDE)'
-
-  bool 'Support non-SCSI/IDE/ATAPI drives' CONFIG_CD_NO_IDESCSI
-  if [ "$CONFIG_CD_NO_IDESCSI" != "n" ]; then
-    source drivers/cdrom/Config.in
-  fi
-  endmenu
+   source drivers/net/hamradio/Config.in
+
+   mainmenu_option next_comment
+   comment 'ISDN subsystem'
+
+   if [ "$CONFIG_NET" != "n" ]; then
+      tristate 'ISDN support' CONFIG_ISDN
+      if [ "$CONFIG_ISDN" != "n" ]; then
+	 source drivers/isdn/Config.in
+      fi
+   fi
+   endmenu
+
+   mainmenu_option next_comment
+   comment comment 'Old CD-ROM drivers (not SCSI, not IDE)'
+
+   bool 'Support non-SCSI/IDE/ATAPI drives' CONFIG_CD_NO_IDESCSI
+   if [ "$CONFIG_CD_NO_IDESCSI" != "n" ]; then
+      source drivers/cdrom/Config.in
+   fi
+   endmenu
 fi
 
 if [ "$CONFIG_DECSTATION" != "y" ]; then
-  source drivers/char/Config.in
+   source drivers/char/Config.in
 else
-  mainmenu_option next_comment
-  comment 'DECstation Character devices'
-
-  bool 'Virtual terminal' CONFIG_VT
-  if [ "$CONFIG_VT" = "y" ]; then
-    bool 'Support for console on virtual terminal' CONFIG_VT_CONSOLE
-  fi
-  tristate 'Standard/generic (dumb) serial support' CONFIG_SERIAL
-  if [ "$CONFIG_SGI_IP22" = "y" ]; then
-    bool 'SGI PROM Console Support' CONFIG_SGI_PROM_CONSOLE
-  fi
-  if [ "$CONFIG_SERIAL" = "y" ]; then
-    bool 'DZ11 Serial Support' CONFIG_DZ
-    if [ "$CONFIG_TC" = "y" ]; then
-      bool 'Z85C30 Serial Support' CONFIG_ZS
-    fi
-    bool '   Support for console on serial port' CONFIG_SERIAL_CONSOLE
-  fi
-  bool 'Unix98 PTY support' CONFIG_UNIX98_PTYS
-  if [ "$CONFIG_UNIX98_PTYS" = "y" ]; then
-    int 'Maximum number of Unix98 PTYs in use (0-2048)' CONFIG_UNIX98_PTY_COUNT 256
-  fi
-  bool 'Keyboard Support' CONFIG_KEYBOARD
-  bool 'Mouse Support' CONFIG_MOUSE
+   mainmenu_option next_comment
+   comment 'DECstation Character devices'
+
+   bool 'Virtual terminal' CONFIG_VT
+   if [ "$CONFIG_VT" = "y" ]; then
+      bool 'Support for console on virtual terminal' CONFIG_VT_CONSOLE
+   fi
+   tristate 'Standard/generic (dumb) serial support' CONFIG_SERIAL
+   if [ "$CONFIG_SGI_IP22" = "y" ]; then
+      bool 'SGI PROM Console Support' CONFIG_SGI_PROM_CONSOLE
+   fi
+   if [ "$CONFIG_SERIAL" = "y" ]; then
+      bool 'DZ11 Serial Support' CONFIG_DZ
+      if [ "$CONFIG_TC" = "y" ]; then
+	 bool 'Z85C30 Serial Support' CONFIG_ZS
+      fi
+   bool '   Support for console on serial port' CONFIG_SERIAL_CONSOLE
+   fi
+   bool 'Unix98 PTY support' CONFIG_UNIX98_PTYS
+   if [ "$CONFIG_UNIX98_PTYS" = "y" ]; then
+      int 'Maximum number of Unix98 PTYs in use (0-2048)' CONFIG_UNIX98_PTY_COUNT 256
+   fi
+   bool 'Keyboard Support' CONFIG_KEYBOARD
+   bool 'Mouse Support' CONFIG_MOUSE
 #    bool 'Enhanced Real Time Clock Support' CONFIG_RTC
-  endmenu
+   endmenu
 fi
 
 source drivers/usb/Config.in
@@ -294,36 +289,36 @@ source drivers/misc/Config.in
 source fs/Config.in
 
 if [ "$CONFIG_VT" = "y" ]; then
-  mainmenu_option next_comment
-  comment 'Console drivers'
-  if [ "$CONFIG_SGI_IP22" = "y" ]; then
-    tristate 'SGI Newport Console support' CONFIG_SGI_NEWPORT_CONSOLE
-    if [ "$CONFIG_SGI_NEWPORT_CONSOLE" != "y" ]; then
-      define_bool CONFIG_DUMMY_CONSOLE y
-    fi
-  else
-    if [ "$CONFIG_DECSTATION" != "y" ]; then
-    bool 'VGA text console' CONFIG_VGA_CONSOLE
-    fi
-    bool 'Support for frame buffer devices' CONFIG_FB
-    source drivers/video/Config.in
-  fi
-  endmenu
+   mainmenu_option next_comment
+   comment 'Console drivers'
+   if [ "$CONFIG_SGI_IP22" = "y" ]; then
+      tristate 'SGI Newport Console support' CONFIG_SGI_NEWPORT_CONSOLE
+      if [ "$CONFIG_SGI_NEWPORT_CONSOLE" != "y" ]; then
+	 define_bool CONFIG_DUMMY_CONSOLE y
+      fi
+   else
+      if [ "$CONFIG_DECSTATION" != "y" ]; then
+	 bool 'VGA text console' CONFIG_VGA_CONSOLE
+      fi
+	 bool 'Support for frame buffer devices' CONFIG_FB
+	 source drivers/video/Config.in
+   fi
+   endmenu
 fi
 
 if [ "$CONFIG_DECSTATION" != "y" ]; then
-  mainmenu_option next_comment
-  comment 'Sound'
-
-  tristate 'Sound card support' CONFIG_SOUND
-  if [ "$CONFIG_SOUND" != "n" ]; then
-  source drivers/sound/Config.in
-  fi
-  endmenu
+   mainmenu_option next_comment
+   comment 'Sound'
+
+   tristate 'Sound card support' CONFIG_SOUND
+   if [ "$CONFIG_SOUND" != "n" ]; then
+      source drivers/sound/Config.in
+   fi
+   endmenu
 fi
 
 if [ "$CONFIG_SGI_IP22" = "y" ]; then
-  source drivers/sgi/Config.in
+   source drivers/sgi/Config.in
 fi
 
 mainmenu_option next_comment
@@ -332,7 +327,7 @@ comment 'Kernel hacking'
 #bool 'Debug kmalloc/kfree' CONFIG_DEBUG_MALLOC
 bool 'Are you using a crosscompiler' CONFIG_CROSSCOMPILE
 if [ "$CONFIG_MODULES" = "y" ]; then
-  bool ' Build fp execption handler module' CONFIG_MIPS_FPE_MODULE
+   bool ' Build fp execption handler module' CONFIG_MIPS_FPE_MODULE
 fi
 if [ "$CONFIG_SERIAL" = "y" ]; then
   bool 'Remote GDB kernel debugging' CONFIG_REMOTE_DEBUG
diff --git a/arch/mips/dec/irq.c b/arch/mips/dec/irq.c
index ca32b7a4c..c60047a41 100644
--- a/arch/mips/dec/irq.c
+++ b/arch/mips/dec/irq.c
@@ -4,7 +4,7 @@
  * Copyright (C) 1992 Linus Torvalds
  * Copyright (C) 1994, 1995, 1996, 1997 Ralf Baechle
  *
- * $Id: irq.c,v 1.3 1999/04/11 17:06:16 harald Exp $
+ * $Id: irq.c,v 1.4 1999/10/09 00:00:57 ralf Exp $
  */
 #include <linux/errno.h>
 #include <linux/init.h>
@@ -114,8 +114,6 @@ int get_irq_list(char *buf)
     return len;
 }
 
-atomic_t __mips_bh_counter;
-
 /*
  * do_IRQ handles IRQ's that have been installed without the
  * SA_INTERRUPT flag: it uses the full signal-handling return
diff --git a/arch/mips/defconfig b/arch/mips/defconfig
index e73e1bab6..8d6b72a70 100644
--- a/arch/mips/defconfig
+++ b/arch/mips/defconfig
@@ -55,7 +55,6 @@ CONFIG_SYSCTL=y
 CONFIG_MODULES=y
 # CONFIG_MODVERSIONS is not set
 CONFIG_KMOD=y
-# CONFIG_FB is not set
 
 #
 # I2O device support
@@ -83,7 +82,6 @@ CONFIG_KMOD=y
 # Please see Documentation/ide.txt for help/info on IDE drives
 #
 # CONFIG_BLK_DEV_HD_ONLY is not set
-# CONFIG_BLK_CPQ_DA is not set
 
 #
 # Additional Block Devices
@@ -110,7 +108,9 @@ CONFIG_UNIX=y
 CONFIG_INET=y
 # CONFIG_IP_MULTICAST is not set
 # CONFIG_IP_ADVANCED_ROUTER is not set
-# CONFIG_IP_PNP is not set
+CONFIG_IP_PNP=y
+CONFIG_IP_PNP_BOOTP=y
+# CONFIG_IP_PNP_RARP is not set
 # CONFIG_IP_ROUTER is not set
 # CONFIG_NET_IPIP is not set
 # CONFIG_NET_IPGRE is not set
@@ -264,6 +264,7 @@ CONFIG_EXT2_FS=y
 #
 # CONFIG_CODA_FS is not set
 CONFIG_NFS_FS=y
+CONFIG_ROOT_NFS=y
 CONFIG_NFSD=y
 # CONFIG_NFSD_SUN is not set
 CONFIG_SUNRPC=y
@@ -280,7 +281,6 @@ CONFIG_MSDOS_PARTITION=y
 # CONFIG_SOLARIS_X86_PARTITION is not set
 # CONFIG_UNIXWARE_DISKLABEL is not set
 CONFIG_SGI_PARTITION=y
-# CONFIG_ULTRIX_PARTITION is not set
 # CONFIG_SUN_PARTITION is not set
 # CONFIG_NLS is not set
 
diff --git a/arch/mips/kernel/entry.S b/arch/mips/kernel/entry.S
index 1f6533ead..96925837e 100644
--- a/arch/mips/kernel/entry.S
+++ b/arch/mips/kernel/entry.S
@@ -7,7 +7,7 @@
  *
  * Copyright (C) 1994, 1995 by Ralf Baechle
  *
- * $Id: entry.S,v 1.15 1999/07/26 19:42:40 harald Exp $
+ * $Id: entry.S,v 1.16 1999/08/18 23:37:43 ralf Exp $
  */
 
 /*
@@ -48,6 +48,7 @@ reschedule:	jal	schedule
 
 EXPORT(ret_from_sys_call)
 EXPORT(ret_from_irq)
+		.type	ret_from_irq,@function
 		lw	t0,bh_mask
 		lw	t1,bh_active		# unused delay slot
 		and	t0,t1
diff --git a/arch/mips/kernel/head.S b/arch/mips/kernel/head.S
index 7429a42bf..ed8140ba2 100644
--- a/arch/mips/kernel/head.S
+++ b/arch/mips/kernel/head.S
@@ -1,4 +1,4 @@
-/* $Id: head.S,v 1.15 1999/10/07 07:34:24 raiko Exp $
+/* $Id: head.S,v 1.16 1999/10/09 00:00:58 ralf Exp $
  *
  * arch/mips/kernel/head.S
  *
@@ -54,10 +54,8 @@
 	LEAF(except_vec0_r4000)
 	.set	mips3
 	mfc0	k0, CP0_BADVADDR		# Get faulting address
-	_GET_CURRENT(k1)			# get current task ptr
 	srl	k0, k0, 22			# get pgd only bits
-	lw	k1, TASK_MM(k1)			# get task pg_dir
-	lw	k1, MM_PGD(k1)			# get pgd pointer
+	lw	k1, current_pgd			# get pgd pointer
 	sll	k0, k0, 2
 	addu	k1, k1, k0			# add in pgd offset
 	mfc0	k0, CP0_CONTEXT			# get context reg
@@ -82,10 +80,8 @@
 	LEAF(except_vec0_r4600)
 	.set	mips3
 	mfc0	k0, CP0_BADVADDR
-	_GET_CURRENT(k1)			# get current task ptr
 	srl	k0, k0, 22
-	lw	k1, TASK_MM(k1)
-	lw	k1, MM_PGD(k1)			# get pgd pointer
+	lw	k1, current_pgd			# get pgd pointer
 	sll	k0, k0, 2
 	addu	k1, k1, k0
 	mfc0	k0, CP0_CONTEXT
@@ -111,10 +107,8 @@
 	LEAF(except_vec0_nevada)
 	.set	mips3
 	mfc0	k0, CP0_BADVADDR		# Get faulting address
-	_GET_CURRENT(k1)			# get current task ptr
 	srl	k0, k0, 22			# get pgd only bits
-	lw	k1, TASK_MM(k1)			# get task pg_dir
-	lw	k1, MM_PGD(k1)			# get pgd pointer
+	lw	k1, current_pgd			# get pgd pointer
 	sll	k0, k0, 2
 	addu	k1, k1, k0			# add in pgd offset
 	lw	k1, (k1)
@@ -138,10 +132,8 @@
 	LEAF(except_vec0_r45k_bvahwbug)
 	.set	mips3
 	mfc0	k0, CP0_BADVADDR
-	_GET_CURRENT(k1)			# get current task ptr
 	srl	k0, k0, 22
-	lw	k1, TASK_MM(k1)
-	lw	k1, MM_PGD(k1)			# get pgd pointer
+	lw	k1, current_pgd			# get pgd pointer
 	sll	k0, k0, 2
 	addu	k1, k1, k0
 	mfc0	k0, CP0_CONTEXT
@@ -170,10 +162,8 @@
 	LEAF(except_vec0_r4k_mphwbug)
 	.set	mips3
 	mfc0	k0, CP0_BADVADDR
-	_GET_CURRENT(k1)			# get current task ptr
 	srl	k0, k0, 22
-	lw	k1, TASK_MM(k1)
-	lw	k1, MM_PGD(k1)			# get pgd pointer
+	lw	k1, current_pgd			# get pgd pointer
 	sll	k0, k0, 2
 	addu	k1, k1, k0
 	mfc0	k0, CP0_CONTEXT
@@ -202,10 +192,8 @@
 	LEAF(except_vec0_r4k_250MHZhwbug)
 	.set	mips3
 	mfc0	k0, CP0_BADVADDR
-	_GET_CURRENT(k1)			# get current task ptr
 	srl	k0, k0, 22
-	lw	k1, TASK_MM(k1)
-	lw	k1, MM_PGD(k1)			# get pgd pointer
+	lw	k1, current_pgd			# get pgd pointer
 	sll	k0, k0, 2
 	addu	k1, k1, k0
 	mfc0	k0, CP0_CONTEXT
@@ -233,10 +221,8 @@
 	LEAF(except_vec0_r4k_MP250MHZhwbug)
 	.set	mips3
 	mfc0	k0, CP0_BADVADDR
-	_GET_CURRENT(k1)			# get current task ptr
 	srl	k0, k0, 22
-	lw	k1, TASK_MM(k1)
-	lw	k1, MM_PGD(k1)			# get pgd pointer
+	lw	k1, current_pgd			# get pgd pointer
 	sll	k0, k0, 2
 	addu	k1, k1, k0
 	mfc0	k0, CP0_CONTEXT
@@ -268,10 +254,8 @@
 	.set	noat
 	.set	mips1
 	mfc0	k0, CP0_BADVADDR
-	_GET_CURRENT(k1)			# get current task ptr
-	lw	k1, TASK_MM(k1)
+	lw	k1, current_pgd			# get pgd pointer
 	srl	k0, k0, 22
-	lw	k1, MM_PGD(k1)			# get pgd pointer
 	sll	k0, k0, 2
 	addu	k1, k1, k0
 	mfc0	k0, CP0_CONTEXT
@@ -606,6 +590,8 @@ probe_done:
 
 EXPORT(kernelsp)
 		PTR	0
+EXPORT(current_pgd)
+		PTR	0
 		.text
 
 		.org	0x1000
diff --git a/arch/mips/kernel/ipc.c b/arch/mips/kernel/ipc.c
index 2e764a607..8e48497f7 100644
--- a/arch/mips/kernel/ipc.c
+++ b/arch/mips/kernel/ipc.c
@@ -20,108 +20,94 @@
 /*
  * sys_ipc() is the de-multiplexer for the SysV IPC calls..
  *
- * This is really horribly ugly.  FIXME: Get rid of this wrapper.
+ * This is really horribly ugly.
  */
-asmlinkage int sys_ipc (uint call, int first, int second, int third, void *ptr, long fifth)
+asmlinkage int sys_ipc (uint call, int first, int second,
+			int third, void *ptr, long fifth)
 {
 	int version, ret;
 
-	lock_kernel();
 	version = call >> 16; /* hack for backward compatibility */
 	call &= 0xffff;
 
 	if (call <= SEMCTL)
 		switch (call) {
 		case SEMOP:
-			ret = sys_semop (first, (struct sembuf *)ptr, second);
-			goto out;
+			return sys_semop (first, (struct sembuf *)ptr, second);
 		case SEMGET:
-			ret = sys_semget (first, second, third);
-			goto out;
+			return sys_semget (first, second, third);
 		case SEMCTL: {
 			union semun fourth;
-			ret = -EINVAL;
 			if (!ptr)
-				goto out;
-			ret = -EFAULT;
+				return -EINVAL;
 			if (get_user(fourth.__pad, (void **) ptr))
-				goto out;	
-			ret = sys_semctl (first, second, third, fourth);
-			goto out;
+				return -EFAULT;
+			return sys_semctl (first, second, third, fourth);
 			}
 		default:
-			ret = -EINVAL;
-			goto out;
+			return -EINVAL;
 		}
+
 	if (call <= MSGCTL) 
 		switch (call) {
 		case MSGSND:
-			ret = sys_msgsnd (first, (struct msgbuf *) ptr, 
+			return sys_msgsnd (first, (struct msgbuf *) ptr, 
 					  second, third);
-			goto out;
 		case MSGRCV:
 			switch (version) {
 			case 0: {
 				struct ipc_kludge tmp;
-				ret = -EINVAL;
 				if (!ptr)
-					goto out;
-				ret = -EFAULT;
-				if (copy_from_user(&tmp,(struct ipc_kludge *) ptr, 
-								   sizeof (tmp)))
-					goto out; 	
-				ret = sys_msgrcv (first, tmp.msgp, second, tmp.msgtyp, third);
-				goto out;
+					return -EINVAL;
+				
+				if (copy_from_user(&tmp,
+						   (struct ipc_kludge *) ptr, 
+						   sizeof (tmp)))
+					return -EFAULT;
+				return sys_msgrcv (first, tmp.msgp, second,
+						   tmp.msgtyp, third);
 				}
-			case 1: default:
-				ret = sys_msgrcv (first, (struct msgbuf *) ptr, second, fifth, third);
-				goto out;
+			default:
+				return sys_msgrcv (first,
+						   (struct msgbuf *) ptr,
+						   second, fifth, third);
 			}
 		case MSGGET:
-			ret = sys_msgget ((key_t) first, second);
-			goto out;
+			return sys_msgget ((key_t) first, second);
 		case MSGCTL:
-			ret = sys_msgctl (first, second, (struct msqid_ds *) ptr);
-			goto out;
+			return sys_msgctl (first, second,
+					   (struct msqid_ds *) ptr);
 		default:
-			ret = -EINVAL;
-			goto out;
+			return -EINVAL;
 		}
 	if (call <= SHMCTL) 
 		switch (call) {
 		case SHMAT:
 			switch (version) {
-			case 0: default: {
+			default: {
 				ulong raddr;
-				ret = sys_shmat (first, (char *) ptr, second, &raddr);
+				ret = sys_shmat (first, (char *) ptr,
+						 second, &raddr);
 				if (ret)
-					goto out;
-				ret = put_user (raddr, (ulong *) third);
-				goto out;
+					return ret;
+				return put_user (raddr, (ulong *) third);
 			}
 			case 1:	/* iBCS2 emulator entry point */
-				ret = -EINVAL;
 				if (!segment_eq(get_fs(), get_ds()))
-					goto out;
-				ret = sys_shmat (first, (char *) ptr, second, (ulong *) third);
-				goto out;
+					return -EINVAL;
+				return sys_shmat (first, (char *) ptr,
+						  second, (ulong *) third);
 			}
 		case SHMDT: 
-			ret = sys_shmdt ((char *)ptr);
-			goto out;
+			return sys_shmdt ((char *)ptr);
 		case SHMGET:
-			ret = sys_shmget (first, second, third);
-			goto out;
+			return sys_shmget (first, second, third);
 		case SHMCTL:
-			ret = sys_shmctl (first, second, (struct shmid_ds *) ptr);
-			goto out;
+			return sys_shmctl (first, second,
+					   (struct shmid_ds *) ptr);
 		default:
-			ret = -EINVAL;
-			goto out;
+			return -EINVAL;
 		}
-	else
-		ret = -EINVAL;
-out:
-	unlock_kernel();
-	return ret;
+	
+	return -EINVAL;
 }
diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c
index b083e3686..c592503ff 100644
--- a/arch/mips/kernel/irq.c
+++ b/arch/mips/kernel/irq.c
@@ -1,4 +1,4 @@
-/* $Id: irq.c,v 1.15 1999/02/25 21:50:49 tsbogend Exp $
+/* $Id: irq.c,v 1.16 1999/09/28 22:25:46 ralf Exp $
  *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file "COPYING" in the main directory of this archive
@@ -123,8 +123,6 @@ int get_irq_list(char *buf)
 	return len;
 }
 
-atomic_t __mips_bh_counter;
-
 static inline void i8259_mask_and_ack_irq(int irq)
 {
 	cached_irq_mask |= 1 << irq;
diff --git a/arch/mips/kernel/mips_ksyms.c b/arch/mips/kernel/mips_ksyms.c
index f66f3942e..2b12f0e34 100644
--- a/arch/mips/kernel/mips_ksyms.c
+++ b/arch/mips/kernel/mips_ksyms.c
@@ -1,4 +1,4 @@
-/* $Id: mips_ksyms.c,v 1.20 1999/08/20 21:59:02 ralf Exp $
+/* $Id: mips_ksyms.c,v 1.21 1999/10/21 00:23:04 ralf Exp $
  *
  * Export MIPS-specific functions needed for loadable modules.
  *
@@ -34,6 +34,8 @@ extern long __strncpy_from_user_asm(char *__to, const char *__from,
                                     long __len);
 extern long __strlen_user_nocheck_asm(const char *s);
 extern long __strlen_user_asm(const char *s);
+extern long __strnlen_user_nocheck_asm(const char *s);
+extern long __strnlen_user_asm(const char *s);
 
 EXPORT_SYMBOL(EISA_bus);
 
@@ -54,7 +56,6 @@ EXPORT_SYMBOL_NOVERS(strtok);
 EXPORT_SYMBOL_NOVERS(strpbrk);
 
 EXPORT_SYMBOL(clear_page);
-EXPORT_SYMBOL(__mips_bh_counter);
 EXPORT_SYMBOL(local_bh_count);
 EXPORT_SYMBOL(local_irq_count);
 EXPORT_SYMBOL(enable_irq);
@@ -70,6 +71,8 @@ EXPORT_SYMBOL_NOVERS(__strncpy_from_user_nocheck_asm);
 EXPORT_SYMBOL_NOVERS(__strncpy_from_user_asm);
 EXPORT_SYMBOL_NOVERS(__strlen_user_nocheck_asm);
 EXPORT_SYMBOL_NOVERS(__strlen_user_asm);
+EXPORT_SYMBOL_NOVERS(__strnlen_user_nocheck_asm);
+EXPORT_SYMBOL_NOVERS(__strnlen_user_asm);
 
 
 /* Networking helper routines. */
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
index ffd9fd990..f0c346b61 100644
--- a/arch/mips/kernel/process.c
+++ b/arch/mips/kernel/process.c
@@ -1,4 +1,4 @@
-/* $Id: process.c,v 1.15 1999/09/28 22:25:47 ralf Exp $
+/* $Id: process.c,v 1.16 1999/10/09 00:00:58 ralf Exp $
  *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file "COPYING" in the main directory of this archive
@@ -31,45 +31,27 @@
 #include <asm/elf.h>
 #include <asm/isadep.h>
 
-asmlinkage int cpu_idle(void)
+void cpu_idle(void)
 {
-	unsigned long start_idle = 0;
-
-	if (current->pid != 0)
-		return -EPERM;
-
 	/* endless idle loop with no priority at all */
 	current->priority = 0;
-	current->counter = 0;
-	for (;;) {
-		/*
-		 * R4[36]00 have wait, R4[04]00 don't.
-		 * FIXME: We should save power by reducing the clock where
-		 *        possible.  Thiss will cut down the power consuption
-		 *        of R4200 systems to about 1/16th of normal, the
-		 *        same for logic clocked with the processor generated
-		 *        clocks.
-		 */
-		if (!start_idle) {
-			check_pgt_cache();
-			start_idle = jiffies;
-		}
-		if (wait_available && !current->need_resched)
-			__asm__(".set\tmips3\n\t"
-				"wait\n\t"
-				".set\tmips0");
-		run_task_queue(&tq_scheduler);
-		if (current->need_resched)
-			start_idle = 0;
+	current->counter = -100;
+	init_idle();
+
+	while (1) {
+		while (!current->need_resched)
+			if (wait_available)
+				__asm__(".set\tmips3\n\t"
+					"wait\n\t"
+					".set\tmips0");
 		schedule();
+		check_pgt_cache();
 	}
-
-	return 0;
 }
 
 struct task_struct *last_task_used_math = NULL;
 
-asmlinkage void ret_from_sys_call(void);
+asmlinkage void ret_from_fork(void);
 
 void exit_thread(void)
 {
@@ -127,7 +109,7 @@ int copy_thread(int nr, unsigned long clone_flags, unsigned long usp,
 		p->thread.current_ds = USER_DS;
 	}
 	p->thread.reg29 = (unsigned long) childregs;
-	p->thread.reg31 = (unsigned long) ret_from_sys_call;
+	p->thread.reg31 = (unsigned long) ret_from_fork;
 
 	/*
 	 * New tasks loose permission to use the fpu. This accelerates context
diff --git a/arch/mips/kernel/r4k_misc.S b/arch/mips/kernel/r4k_misc.S
index 6e6ff5294..35493e182 100644
--- a/arch/mips/kernel/r4k_misc.S
+++ b/arch/mips/kernel/r4k_misc.S
@@ -1,4 +1,4 @@
-/* $Id: r4k_misc.S,v 1.7 1999/09/28 22:25:47 ralf Exp $
+/* $Id: r4k_misc.S,v 1.8 1999/10/09 00:00:58 ralf Exp $
  *
  * r4k_misc.S: Misc. exception handling code for r4k.
  *
@@ -20,7 +20,7 @@
 #include <asm/regdef.h>
 #include <asm/stackframe.h>
 
-#define NOTLB_OPTIMIZE /* If you are paranoid, define this. */
+#undef NOTLB_OPTIMIZE /* If you are paranoid, define this. */
 
 	/* ABUSE of CPP macros 101. */
 
@@ -31,11 +31,9 @@
 #define LOAD_PTE(pte, ptr) \
 	mfc0	pte, CP0_BADVADDR; \
 	srl	pte, pte, 22; \
-	_GET_CURRENT(ptr); \
+	lw	ptr, current_pgd; \
 	sll	pte, pte, 2; \
-	lw	ptr, TASK_MM(ptr); \
-	lw	ptr, MM_PGD(ptr); \
-	addu	ptr, pte, ptr; \
+	addu	ptr, ptr, pte; \
 	mfc0	pte, CP0_BADVADDR; \
 	lw	ptr, (ptr); \
 	srl	pte, pte, 10; \
@@ -59,7 +57,6 @@
 
 #define DO_FAULT(write) \
 	.set	noat; \
-	.set	macro; \
 	SAVE_ALL; \
 	mfc0	a2, CP0_BADVADDR; \
 	STI; \
@@ -69,8 +66,7 @@
 	 li	a1, write; \
 	j	ret_from_sys_call; \
 	 nop; \
-	.set	noat; \
-	.set	nomacro;
+	.set	noat;
 
 	/* Check is PTE is present, if not then jump to LABEL.
 	 * PTR points to the page table where this PTE is located,
@@ -137,7 +133,6 @@
 	.align	5
 	NESTED(handle_tlbl, PT_SIZE, sp)
 	.set	noat
-	.set	nomacro
 invalid_tlbl:
 #ifndef NOTLB_OPTIMIZE
 	/* Test present bit in entry. */
diff --git a/arch/mips/kernel/scall_o32.S b/arch/mips/kernel/scall_o32.S
index aa949f7ee..a6e4d2e90 100644
--- a/arch/mips/kernel/scall_o32.S
+++ b/arch/mips/kernel/scall_o32.S
@@ -1,4 +1,4 @@
-/* $Id: scall_o32.S,v 1.4 1998/06/25 20:01:01 ralf Exp $
+/* $Id: scall_o32.S,v 1.7 1999/07/26 19:42:40 harald Exp $
  *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file "COPYING" in the main directory of this archive
@@ -99,9 +99,9 @@ o32_reschedule:
 
 trace_a_syscall:
 	SAVE_STATIC
-	sw	t2,PT_R1(sp)
+	sw	t2, PT_R1(sp)
 	jal	syscall_trace
-	lw	t2,PT_R1(sp)
+	lw	t2, PT_R1(sp)
 
 	lw	a0, PT_R4(sp)		# Restore argument registers
 	lw	a1, PT_R5(sp)
diff --git a/arch/mips/kernel/syscall.c b/arch/mips/kernel/syscall.c
index 05e1fea1e..fbf2539c5 100644
--- a/arch/mips/kernel/syscall.c
+++ b/arch/mips/kernel/syscall.c
@@ -1,4 +1,4 @@
-/* $Id: syscall.c,v 1.10 1999/02/15 02:16:52 ralf Exp $
+/* $Id: syscall.c,v 1.11 1999/10/09 00:00:58 ralf Exp $
  *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file "COPYING" in the main directory of this archive
@@ -61,6 +61,7 @@ asmlinkage unsigned long sys_mmap(unsigned long addr, size_t len, int prot,
 	struct file * file = NULL;
 	unsigned long error = -EFAULT;
 
+	down(&current->mm->mmap_sem);
 	lock_kernel();
 	if (!(flags & MAP_ANONYMOUS)) {
 		error = -EBADF;
@@ -69,11 +70,14 @@ asmlinkage unsigned long sys_mmap(unsigned long addr, size_t len, int prot,
 			goto out;
 	}
         flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
+
         error = do_mmap(file, addr, len, prot, flags, offset);
         if (file)
                 fput(file);
 out:
 	unlock_kernel();
+	up(&current->mm->mmap_sem);
+
 	return error;
 }
 
diff --git a/arch/mips/kernel/sysirix.c b/arch/mips/kernel/sysirix.c
index 7dd1a21af..db3a04665 100644
--- a/arch/mips/kernel/sysirix.c
+++ b/arch/mips/kernel/sysirix.c
@@ -1,4 +1,4 @@
-/* $Id: sysirix.c,v 1.20 1999/06/17 13:25:48 ralf Exp $
+/* $Id: sysirix.c,v 1.21 1999/10/09 00:00:58 ralf Exp $
  *
  * sysirix.c: IRIX system call emulation.
  *
@@ -47,7 +47,6 @@ asmlinkage int irix_sysmp(struct pt_regs *regs)
 	int base = 0;
 	int error = 0;
 
-	lock_kernel();
 	if(regs->regs[2] == 1000)
 		base = 1;
 	cmd = regs->regs[base + 4];
@@ -57,8 +56,7 @@ asmlinkage int irix_sysmp(struct pt_regs *regs)
 		break;
 	case MP_NPROCS:
 	case MP_NAPROCS:
-		error = 1;
-		error = NR_CPUS;
+		error = smp_num_cpus;
 		break;
 	default:
 		printk("SYSMP[%s:%ld]: Unsupported opcode %d\n",
@@ -67,7 +65,6 @@ asmlinkage int irix_sysmp(struct pt_regs *regs)
 		break;
 	}
 
-	unlock_kernel();
 	return error;
 }
 
@@ -1106,13 +1103,16 @@ asmlinkage unsigned long irix_mmap32(unsigned long addr, size_t len, int prot,
 	struct file *file = NULL;
 	unsigned long retval;
 
+	down(&current->mm->mmap_sem);
 	lock_kernel();
 	if(!(flags & MAP_ANONYMOUS)) {
 		if(!(file = fget(fd))) {
 			retval = -EBADF;
 			goto out;
 		}
-		/* Ok, bad taste hack follows, try to think in something else when reading this */
+
+		/* Ok, bad taste hack follows, try to think in something else
+		 * when reading this.  */
 		if (flags & IRIX_MAP_AUTOGROW){
 			unsigned long old_pos;
 			long max_size = offset + len;
@@ -1124,7 +1124,7 @@ asmlinkage unsigned long irix_mmap32(unsigned long addr, size_t len, int prot,
 			}
 		}
 	}
-	
+
 	flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
 
 	retval = do_mmap(file, addr, len, prot, flags, offset);
@@ -1133,6 +1133,8 @@ asmlinkage unsigned long irix_mmap32(unsigned long addr, size_t len, int prot,
 
 out:
 	unlock_kernel();
+	up(&current->mm->mmap_sem);
+
 	return retval;
 }
 
@@ -1684,23 +1686,25 @@ out:
 	return retval;
 }
 
-extern asmlinkage unsigned long sys_mmap(unsigned long addr, size_t len, int prot,
-					 int flags, int fd, off_t offset);
+extern asmlinkage unsigned long
+sys_mmap(unsigned long addr, size_t len, int prot, int flags, int fd,
+         off_t offset);
 
 asmlinkage int irix_mmap64(struct pt_regs *regs)
 {
 	int len, prot, flags, fd, off1, off2, error, base = 0;
 	unsigned long addr, *sp;
 	struct file *file;
-	
+
+	down(&current->mm->mmap_sem);
 	lock_kernel();
-	if(regs->regs[2] == 1000)
+	if (regs->regs[2] == 1000)
 		base = 1;
 	sp = (unsigned long *) (regs->regs[29] + 16);
 	addr = regs->regs[base + 4];
 	len = regs->regs[base + 5];
 	prot = regs->regs[base + 6];
-	if(!base) {
+	if (!base) {
 		flags = regs->regs[base + 7];
 		error = verify_area(VERIFY_READ, sp, (4 * sizeof(unsigned long)));
 		if(error)
@@ -1717,22 +1721,22 @@ asmlinkage int irix_mmap64(struct pt_regs *regs)
 		__get_user(off1, &sp[2]);
 		__get_user(off2, &sp[3]);
 	}
-	if(off1) {
+	if (off1) {
 		error = -EINVAL;
 		goto out;
 	}
 
-	if(!(flags & MAP_ANONYMOUS)) {
+	if (!(flags & MAP_ANONYMOUS)) {
 		if(!(file = fcheck(fd))) {
 			error = -EBADF;
 			goto out;
 		}
-		
+
 		/* Ok, bad taste hack follows, try to think in something else when reading this */
 		if (flags & IRIX_MAP_AUTOGROW){
 			unsigned long old_pos;
 			long max_size = off2 + len;
-			
+
 			if (max_size > file->f_dentry->d_inode->i_size){
 				old_pos = sys_lseek (fd, max_size - 1, 0);
 				sys_write (fd, "", 1);
@@ -1750,30 +1754,27 @@ out:
 
 asmlinkage int irix_dmi(struct pt_regs *regs)
 {
-	lock_kernel();
 	printk("[%s:%ld] Wheee.. irix_dmi()\n",
 	       current->comm, current->pid);
-	unlock_kernel();
+
 	return -EINVAL;
 }
 
 asmlinkage int irix_pread(int fd, char *buf, int cnt, int off64,
 			  int off1, int off2)
 {
-	lock_kernel();
 	printk("[%s:%ld] Wheee.. irix_pread(%d,%p,%d,%d,%d,%d)\n",
 	       current->comm, current->pid, fd, buf, cnt, off64, off1, off2);
-	unlock_kernel();
+
 	return -EINVAL;
 }
 
 asmlinkage int irix_pwrite(int fd, char *buf, int cnt, int off64,
 			   int off1, int off2)
 {
-	lock_kernel();
 	printk("[%s:%ld] Wheee.. irix_pwrite(%d,%p,%d,%d,%d,%d)\n",
 	       current->comm, current->pid, fd, buf, cnt, off64, off1, off2);
-	unlock_kernel();
+
 	return -EINVAL;
 }
 
@@ -1781,12 +1782,11 @@ asmlinkage int irix_sgifastpath(int cmd, unsigned long arg0, unsigned long arg1,
 				unsigned long arg2, unsigned long arg3,
 				unsigned long arg4, unsigned long arg5)
 {
-	lock_kernel();
 	printk("[%s:%ld] Wheee.. irix_fastpath(%d,%08lx,%08lx,%08lx,%08lx,"
 	       "%08lx,%08lx)\n",
 	       current->comm, current->pid, cmd, arg0, arg1, arg2,
 	       arg3, arg4, arg5);
-	unlock_kernel();
+
 	return -EINVAL;
 }
 
@@ -2414,12 +2414,10 @@ out:
 
 asmlinkage int irix_unimp(struct pt_regs *regs)
 {
-	lock_kernel();
 	printk("irix_unimp [%s:%ld] v0=%d v1=%d a0=%08lx a1=%08lx a2=%08lx "
 	       "a3=%08lx\n", current->comm, current->pid,
 	       (int) regs->regs[2], (int) regs->regs[3],
 	       regs->regs[4], regs->regs[5], regs->regs[6], regs->regs[7]);
-	unlock_kernel();
 
 	return -ENOSYS;
 }
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 4cc841d41..de981f1ae 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -1,4 +1,4 @@
-/* $Id: traps.c,v 1.24 1999/08/13 17:07:26 harald Exp $
+/* $Id: traps.c,v 1.25 1999/08/21 22:19:11 ralf Exp $
  *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file "COPYING" in the main directory of this archive
@@ -14,6 +14,7 @@
 #include <linux/sched.h>
 #include <linux/smp.h>
 #include <linux/smp_lock.h>
+#include <linux/spinlock.h>
 
 #include <asm/branch.h>
 #include <asm/cachectl.h>
@@ -25,10 +26,17 @@
 #include <asm/system.h>
 #include <asm/uaccess.h>
 
+extern int console_loglevel;
+
+static inline void console_silent(void)
+{
+	console_loglevel = 0;
+}
+
 static inline void console_verbose(void)
 {
-	extern int console_loglevel;
-	console_loglevel = 15;
+	if (console_loglevel)
+		console_loglevel = 15;
 }
 
 /*
@@ -187,13 +195,17 @@ void show_code(unsigned int *pc)
 	}
 }
 
-void die(const char * str, struct pt_regs * regs, unsigned long err)
-{
-	if (user_mode(regs))	/* Just return if in user mode.  */
-		return;
+spinlock_t die_lock;
 
+extern void __die(const char * str, struct pt_regs * regs, const char *where,
+                  unsigned long line)
+{
 	console_verbose();
-	printk("%s: %04lx\n", str, err & 0xffff);
+	spin_lock_irq(&die_lock);
+	printk("%s", str);
+	if (where)
+		printk(" in %s, line %ld", where, line);
+	printk(":\n");
 	show_regs(regs);
 	printk("Process %s (pid: %ld, stackpage=%08lx)\n",
 		current->comm, current->pid, (unsigned long) current);
@@ -201,13 +213,16 @@ void die(const char * str, struct pt_regs * regs, unsigned long err)
 	show_trace((unsigned int *) regs->regs[29]);
 	show_code((unsigned int *) regs->cp0_epc);
 	printk("\n");
+while(1);
+	spin_unlock_irq(&die_lock);
 	do_exit(SIGSEGV);
 }
 
-void die_if_kernel(const char * str, struct pt_regs * regs, unsigned long err)
+void __die_if_kernel(const char * str, struct pt_regs * regs, const char *where,
+	unsigned long line)
 {
 	if (!user_mode(regs))
-		die(str, regs, err);
+		__die(str, regs, where, line);
 }
 
 static void default_be_board_handler(struct pt_regs *regs)
@@ -674,10 +689,10 @@ void __init trap_init(void)
 
 		if (vce_available) {
 			memcpy((void *)(KSEG0 + 0x180), &except_vec3_r4000,
-			       0x180);
+			       0x80);
 		} else {
 			memcpy((void *)(KSEG0 + 0x180), &except_vec3_generic,
-			       0x100);
+			       0x80);
 		}
 
 		break;
@@ -718,4 +733,7 @@ void __init trap_init(void)
 		panic("Unknown CPU type");
 	}
 	flush_icache_range(KSEG0, KSEG0 + 0x200);
+
+	atomic_inc(&init_mm.mm_count);	/* XXX  UP?  */
+	current->active_mm = &init_mm;
 }
diff --git a/arch/mips/kernel/unaligned.c b/arch/mips/kernel/unaligned.c
index 591c1a47b..2520b4e34 100644
--- a/arch/mips/kernel/unaligned.c
+++ b/arch/mips/kernel/unaligned.c
@@ -1,4 +1,5 @@
-/*
+/* $Id: unaligned.c,v 1.8 1999/10/10 18:49:15 ralf Exp $
+ *
  * Handle unaligned accesses by emulation.
  *
  * This file is subject to the terms and conditions of the GNU General Public
@@ -7,7 +8,7 @@
  *
  * Copyright (C) 1996, 1998 by Ralf Baechle
  *
- * $Id: unaligned.c,v 1.5 1999/05/01 22:40:39 ralf Exp $
+ * $Id: unaligned.c,v 1.6 1999/10/09 00:00:58 ralf Exp $
  *
  * This file contains exception handler for address error exception with the
  * special capability to execute faulting instructions in software.  The
@@ -365,19 +366,13 @@ fault:
 		return;
 	}
 
-	lock_kernel();
 	send_sig(SIGSEGV, current, 1);
-	unlock_kernel();
 	return;
 sigbus:
-	lock_kernel();
 	send_sig(SIGBUS, current, 1);
-	unlock_kernel();
 	return;
 sigill:
-	lock_kernel();
 	send_sig(SIGILL, current, 1);
-	unlock_kernel();
 	return;
 }
 
@@ -407,9 +402,7 @@ asmlinkage void do_ade(struct pt_regs *regs)
 	return;
 
 sigbus:
-	lock_kernel();
 	force_sig(SIGBUS, current);
-	unlock_kernel();
 
 	return;
 }
diff --git a/arch/mips/ld.script.big b/arch/mips/ld.script.big
index aa4613d22..57cc8dba6 100644
--- a/arch/mips/ld.script.big
+++ b/arch/mips/ld.script.big
@@ -38,6 +38,9 @@ SECTIONS
   _etext = .;
   PROVIDE (etext = .);
 
+  . = ALIGN(8192);
+  .data.init_task : { *(.data.init_task) }
+
   /* Startup code */
   . = ALIGN(4096);
   __init_begin = .;
diff --git a/arch/mips/ld.script.little b/arch/mips/ld.script.little
index d7ca1850e..1a396ce08 100644
--- a/arch/mips/ld.script.little
+++ b/arch/mips/ld.script.little
@@ -38,6 +38,9 @@ SECTIONS
   _etext = .;
   PROVIDE (etext = .);
 
+  . = ALIGN(8192);
+  .data.init_task : { *(.data.init_task) }
+
   /* Startup code */
   . = ALIGN(4096);
   __init_begin = .;
diff --git a/arch/mips/lib/Makefile b/arch/mips/lib/Makefile
index 59c711647..604847280 100644
--- a/arch/mips/lib/Makefile
+++ b/arch/mips/lib/Makefile
@@ -1,4 +1,4 @@
-# $Id: Makefile,v 1.10 1999/10/12 17:33:49 harald Exp $
+# $Id: Makefile,v 1.11 1999/10/17 19:55:22 harald Exp $
 #
 # Makefile for MIPS-specific library files..
 #
@@ -11,7 +11,8 @@
 L_TARGET = lib.a
 L_OBJS	= csum_partial.o csum_partial_copy.o floppy-std.o \
 	  floppy-no.o ide-std.o ide-no.o kbd-std.o kbd-no.o rtc-std.o \
-	  rtc-no.o memset.o memcpy.o strlen_user.o strncpy_user.o watch.o
+	  rtc-no.o memcpy.o memset.o strlen_user.o strncpy_user.o \
+	  strnlen_user.o watch.o
 
 ifdef CONFIG_CPU_R3000
   L_OBJS += r3k_dump_tlb.o 
diff --git a/arch/mips/lib/strlen_user.S b/arch/mips/lib/strlen_user.S
index a19e89d3c..0902817c0 100644
--- a/arch/mips/lib/strlen_user.S
+++ b/arch/mips/lib/strlen_user.S
@@ -1,4 +1,4 @@
-/* $Id: strlen_user.S,v 1.2 1998/05/04 09:12:54 ralf Exp $
+/* $Id: strlen_user.S,v 1.3 1999/08/21 22:19:11 ralf Exp $
  *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file "COPYING" in the main directory of this archive
@@ -23,24 +23,23 @@
  *
  * Return 0 for error
  */
-LEAF(__strlen_user_nocheck_asm)
-	LONG_L		v0, THREAD_CURDS($28)			# pointer ok?
-	LONG_SUBU	v0, zero, v0
-	and		v0, a0
-	not		v0
-	beqz		v0, fault
-EXPORT(__strlen_user_asm)
-	move		v0, a0
+LEAF(__strlen_user_asm)
+	lw	v0, THREAD_CURDS($28)	# pointer ok?
+	and	v0, a0
+	bltz	v0, fault
+
+EXPORT(__strlen_user_nocheck_asm)
+	move	v0, a0
 1:	EX(lb, t0, (v0), fault)
-	LONG_ADDIU	v0, 1
-	bnez		t0, 1b
-	LONG_SUBU	v0, a0
-	jr		ra
+	addiu	v0, 1
+	bnez	t0, 1b
+	subu	v0, a0
+	jr	ra
 	END(__strlen_user_nocheck_asm)
 
-	.section	__ex_table,"a"
-	PTR		1b, fault
+	.section __ex_table,"a"
+	PTR	1b, fault
 	.previous
 
-fault:	move		v0, zero
-	jr		ra
+fault:	move	v0, zero
+	jr	ra
diff --git a/arch/mips/lib/strncpy_user.S b/arch/mips/lib/strncpy_user.S
index 231ff8c9d..9c8e0ab85 100644
--- a/arch/mips/lib/strncpy_user.S
+++ b/arch/mips/lib/strncpy_user.S
@@ -1,4 +1,4 @@
-/* $Id: strncpy_user.S,v 1.2 1998/05/04 09:12:54 ralf Exp $
+/* $Id: strncpy_user.S,v 1.3 1999/08/21 22:19:11 ralf Exp $
  *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file "COPYING" in the main directory of this archive
@@ -29,32 +29,31 @@
  */
 
 LEAF(__strncpy_from_user_asm)
-	LONG_L		v0, THREAD_CURDS($28)		# pointer ok?
-	LONG_SUBU	v0, zero, v0
-	and		v0, a1
-	not		v0
-	beqz		v0, fault
+	lw	v0, THREAD_CURDS($28)	# pointer ok?
+	and	v0, a1
+	bltz	v0, fault
+
 EXPORT(__strncpy_from_user_nocheck_asm)
-	move		v0,zero
-	move		v1,a1
-	.set		noreorder
+	move	v0, zero
+	move	v1, a1
+	.set	noreorder
 1:	EX(lbu,	 t0, (v1), fault)
-	LONG_ADDIU	v1,1
-	beqz		t0,2f
-	 sb		t0,(a0)
-	LONG_ADDIU	v0,1
-	bne		v0,a2,1b
-	 LONG_ADDIU	a0,1
-	.set		reorder
-2:	LONG_ADDU	t0,a1,v0
-	xor		t0,a1
-	bltz		t0,fault
-	jr		ra			# return n
+	addiu	v1, v1, 1
+	beqz	t0, 2f
+	 sb	t0, (a0)
+	addiu	v0, 1
+	bne	v0, a2, 1b
+	 addiu	a0, 1
+	.set	reorder
+2:	addu	t0, a1, v0
+	xor	t0, a1
+	bltz	t0, fault
+	jr	ra				# return n
 	END(__strncpy_from_user_asm)
 
-fault:	li		v0, -EFAULT
-	jr		ra
+fault:	li	v0, -EFAULT
+	jr	ra
 
-	.section	__ex_table,"a"
-	PTR		1b, fault
+	.section __ex_table,"a"
+	PTR	1b, fault
 	.previous
diff --git a/arch/mips/lib/strnlen_user.S b/arch/mips/lib/strnlen_user.S
new file mode 100644
index 000000000..0ae411834
--- /dev/null
+++ b/arch/mips/lib/strnlen_user.S
@@ -0,0 +1,54 @@
+/* $Id: strnlen_user.S,v 1.2 1999/11/19 20:35:21 ralf Exp $
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (c) 1996, 1998, 1999 by Ralf Baechle
+ * Copyright (c) 1999 Silicon Graphics, Inc.
+ */
+#include <asm/asm.h>
+#include <asm/offset.h>
+#include <asm/regdef.h>
+#include <asm/sgidefs.h>
+
+#define EX(insn,reg,addr,handler)			\
+9:	insn	reg, addr;				\
+	.section __ex_table,"a";			\
+	PTR	9b, handler;				\
+	.previous
+
+/*
+ * Return the size of a string (including the ending 0)
+ *
+ * Return 0 for error, len of string but at max a1 otherwise
+ *
+ * Note: for performance reasons we deliberately accept that a user may
+ *       make strlen_user and strnlen_user access the first few KSEG0
+ *       bytes.  There's nothing secret there ...
+ */
+LEAF(__strnlen_user_asm)
+	lw	v0, THREAD_CURDS($28)	# pointer ok?
+	and	v0, a0
+	bltz	v0, fault
+
+EXPORT(__strnlen_user_nocheck_asm)
+	.type	__strnlen_user_nocheck_asm,@function
+	move	v0, a0
+	addu	a1, a0			# stop pointer
+	.set	noreorder
+1:	beq	v0, a1, 1f		# limit reached?
+	 addiu	v0, 1
+	.set	reorder
+	EX(lb, t0, -1(v0), fault)
+	bnez	t0, 1b
+1:	subu	v0, a0
+	jr	ra
+	END(__strnlen_user_asm)
+
+	.section	__ex_table,"a"
+	PTR		1b, fault
+	.previous
+
+fault:	move	v0, zero
+	jr	ra
diff --git a/arch/mips/mm/extable.c b/arch/mips/mm/extable.c
index a92fdc482..bc7cb7ab9 100644
--- a/arch/mips/mm/extable.c
+++ b/arch/mips/mm/extable.c
@@ -8,7 +8,7 @@
 extern const struct exception_table_entry __start___ex_table[];
 extern const struct exception_table_entry __stop___ex_table[];
 
-static inline unsigned
+static inline unsigned long
 search_one_table(const struct exception_table_entry *first,
                  const struct exception_table_entry *last,
                  unsigned long value)
diff --git a/arch/mips/mm/fault.c b/arch/mips/mm/fault.c
index e7c10a50d..a6416c4ca 100644
--- a/arch/mips/mm/fault.c
+++ b/arch/mips/mm/fault.c
@@ -1,4 +1,4 @@
-/* $Id: fault.c,v 1.12 1999/09/28 22:25:48 ralf Exp $
+/* $Id: fault.c,v 1.13 1999/10/09 00:00:58 ralf Exp $
  *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file "COPYING" in the main directory of this archive
@@ -29,8 +29,6 @@
 
 #define development_version (LINUX_VERSION_CODE & 0x100)
 
-extern void die(char *, struct pt_regs *, unsigned long write);
-
 unsigned long asid_cache = ASID_FIRST_VERSION;
 
 /*
@@ -145,7 +143,7 @@ no_context:
 	printk(KERN_ALERT "Unable to handle kernel paging request at virtual "
 	       "address %08lx, epc == %08lx, ra == %08lx\n",
 	       address, regs->cp0_epc, regs->regs[31]);
-	die("Oops", regs, write);
+	die("Oops", regs);
 	do_exit(SIGKILL);
 
 /*
diff --git a/arch/mips/sgi/kernel/indy_hpc.c b/arch/mips/sgi/kernel/indy_hpc.c
index 5a2663716..4a40825ff 100644
--- a/arch/mips/sgi/kernel/indy_hpc.c
+++ b/arch/mips/sgi/kernel/indy_hpc.c
@@ -1,4 +1,4 @@
-/* $Id: indy_hpc.c,v 1.7 1999/10/09 00:00:59 ralf Exp $
+/* $Id: indy_hpc.c,v 1.8 1999/10/21 00:23:05 ralf Exp $
  *
  * indy_hpc.c: Routines for generic manipulation of the HPC controllers.
  *
@@ -18,7 +18,7 @@ struct hpc3_regs *hpc3c0, *hpc3c1;
 struct hpc3_miscregs *hpc3mregs;
 
 /* We need software copies of these because they are write only. */
-unsigned long sgi_hpc_write1, sgi_hpc_write2;
+unsigned int sgi_hpc_write1, sgi_hpc_write2;
 
 /* Machine specific identifier knobs. */
 int sgi_has_ioc2 = 0;
diff --git a/arch/mips/sgi/kernel/indy_int.c b/arch/mips/sgi/kernel/indy_int.c
index d7055da01..971cbdcea 100644
--- a/arch/mips/sgi/kernel/indy_int.c
+++ b/arch/mips/sgi/kernel/indy_int.c
@@ -1,4 +1,4 @@
-/* $Id: indy_int.c,v 1.14 1999/10/09 00:00:59 ralf Exp $
+/* $Id: indy_int.c,v 1.15 1999/10/21 00:23:05 ralf Exp $
  *
  * indy_int.c: Routines for generic manipulation of the INT[23] ASIC
  *             found on INDY workstations..
@@ -259,8 +259,6 @@ int get_irq_list(char *buf)
 	return len;
 }
 
-atomic_t __mips_bh_counter;
-
 /*
  * do_IRQ handles IRQ's that have been installed without the
  * SA_INTERRUPT flag: it uses the full signal-handling return
diff --git a/arch/mips/sgi/kernel/indy_mc.c b/arch/mips/sgi/kernel/indy_mc.c
index 2b5b50125..4a16ef6f9 100644
--- a/arch/mips/sgi/kernel/indy_mc.c
+++ b/arch/mips/sgi/kernel/indy_mc.c
@@ -4,7 +4,7 @@
  * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com)
  * Copyright (C) 1999 Andrew R. Baker (andrewb@uab.edu) - Indigo2 changes
  *
- * $Id: indy_mc.c,v 1.5 1999/10/09 00:00:59 ralf Exp $
+ * $Id: indy_mc.c,v 1.6 1999/10/21 00:23:05 ralf Exp $
  */
 #include <linux/init.h>
 #include <linux/kernel.h>
@@ -18,7 +18,7 @@
 /* #define DEBUG_SGIMC */
 
 struct sgimc_misc_ctrl *mcmisc_regs;
-unsigned long *rpsscounter;
+unsigned int *rpsscounter;
 struct sgimc_dma_ctrl *dmactrlregs;
 
 static inline char *mconfig_string(unsigned long val)
@@ -52,7 +52,7 @@ void __init sgimc_init(void)
 	unsigned long tmpreg;
 
 	mcmisc_regs = (struct sgimc_misc_ctrl *)(KSEG1+0x1fa00000);
-	rpsscounter = (unsigned long *) (KSEG1 + 0x1fa01004);
+	rpsscounter = (unsigned int *) (KSEG1 + 0x1fa01004);
 	dmactrlregs = (struct sgimc_dma_ctrl *) (KSEG1+0x1fa02000);
 
 	printk("MC: SGI memory controller Revision %d\n",
diff --git a/arch/mips/sgi/kernel/indy_sc.c b/arch/mips/sgi/kernel/indy_sc.c
index a6123810f..b077f7369 100644
--- a/arch/mips/sgi/kernel/indy_sc.c
+++ b/arch/mips/sgi/kernel/indy_sc.c
@@ -1,4 +1,4 @@
-/* $Id: indy_sc.c,v 1.11 1999/10/09 00:00:59 ralf Exp $
+/* $Id: indy_sc.c,v 1.12 1999/10/21 00:23:05 ralf Exp $
  *
  * indy_sc.c: Indy cache managment functions.
  *
@@ -221,6 +221,7 @@ struct bcache_ops indy_sc_ops = {
 
 void __init indy_sc_init(void)
 {
+return;
 	if (indy_sc_probe()) {
 		indy_sc_enable();
 		bcops = &indy_sc_ops;
diff --git a/arch/mips/sni/pci.c b/arch/mips/sni/pci.c
index a2dcaae85..8b8154007 100644
--- a/arch/mips/sni/pci.c
+++ b/arch/mips/sni/pci.c
@@ -1,4 +1,4 @@
-/* $Id: pci.c,v 1.7 1999/01/04 16:03:58 ralf Exp $
+/* $Id: pci.c,v 1.8 1999/10/09 00:00:59 ralf Exp $
  *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file "COPYING" in the main directory of this archive
@@ -13,7 +13,6 @@
 #include <linux/pci.h>
 #include <linux/types.h>
 #include <asm/byteorder.h>
-#include <asm/pci.h>
 #include <asm/sni.h>
 
 #ifdef CONFIG_PCI
diff --git a/arch/mips/sni/setup.c b/arch/mips/sni/setup.c
index ecea89e3e..5bcd016ee 100644
--- a/arch/mips/sni/setup.c
+++ b/arch/mips/sni/setup.c
@@ -1,4 +1,4 @@
-/* $Id: setup.c,v 1.11 1999/08/21 22:19:12 ralf Exp $
+/* $Id: setup.c,v 1.12 1999/10/09 00:00:59 ralf Exp $
  *
  * Setup pointers to hardware-dependent routines.
  *
@@ -31,7 +31,6 @@
 #include <asm/processor.h>
 #include <asm/reboot.h>
 #include <asm/sni.h>
-#include <asm/pci.h>
 
 /*
  * Initial irq handlers.
-- 
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