diff options
| author | Jeff Dike <jdike@addtoit.com> | 2006-04-18 22:20:24 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-04-19 09:13:49 -0700 |
| commit | b73781c866f671ff5a84d7c840510b43e8731d13 (patch) | |
| tree | b8e5d32802fd048e5229615576dc4fda82c722d4 /arch/um/include | |
| parent | 676ff453e58c5ff7ddbfebf5a11142e3e4add161 (diff) | |
[PATCH] uml: MADV_REMOVE fixes
MADV_REMOVE fixes - change the test mapping to be MAP_SHARED instead of
MAP_PRIVATE, as MADV_REMOVE on MAP_PRIVATE maps won't work. Also, use
the kernel's definition of MADV_REMOVE instead of hardcoding it if there
isn't a libc definition.
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Cc: Hugh Dickins <hugh@veritas.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/um/include')
| -rw-r--r-- | arch/um/include/sysdep-i386/kernel-offsets.h | 2 | ||||
| -rw-r--r-- | arch/um/include/sysdep-x86_64/kernel-offsets.h | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/arch/um/include/sysdep-i386/kernel-offsets.h b/arch/um/include/sysdep-i386/kernel-offsets.h index 82f96c574144..2c13de321f2f 100644 --- a/arch/um/include/sysdep-i386/kernel-offsets.h +++ b/arch/um/include/sysdep-i386/kernel-offsets.h @@ -1,6 +1,7 @@ #include <linux/stddef.h> #include <linux/sched.h> #include <linux/elf.h> +#include <asm/mman.h> #define DEFINE(sym, val) \ asm volatile("\n->" #sym " %0 " #val : : "i" (val)) @@ -16,6 +17,7 @@ void foo(void) { OFFSET(HOST_TASK_DEBUGREGS, task_struct, thread.arch.debugregs); + DEFINE(KERNEL_MADV_REMOVE, MADV_REMOVE); #ifdef CONFIG_MODE_TT OFFSET(HOST_TASK_EXTERN_PID, task_struct, thread.mode.tt.extern_pid); #endif diff --git a/arch/um/include/sysdep-x86_64/kernel-offsets.h b/arch/um/include/sysdep-x86_64/kernel-offsets.h index 5ce93abd0b54..939cc475757a 100644 --- a/arch/um/include/sysdep-x86_64/kernel-offsets.h +++ b/arch/um/include/sysdep-x86_64/kernel-offsets.h @@ -4,6 +4,7 @@ #include <linux/time.h> #include <linux/elf.h> #include <asm/page.h> +#include <asm/mman.h> #define DEFINE(sym, val) \ asm volatile("\n->" #sym " %0 " #val : : "i" (val)) @@ -18,6 +19,7 @@ void foo(void) { + DEFINE(KERNEL_MADV_REMOVE, MADV_REMOVE); #ifdef CONFIG_MODE_TT OFFSET(HOST_TASK_EXTERN_PID, task_struct, thread.mode.tt.extern_pid); #endif |