diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 1999-06-13 16:29:25 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 1999-06-13 16:29:25 +0000 |
| commit | db7d4daea91e105e3859cf461d7e53b9b77454b2 (patch) | |
| tree | 9bb65b95440af09e8aca63abe56970dd3360cc57 /arch/sparc/kernel/sys_sparc.c | |
| parent | 9c1c01ead627bdda9211c9abd5b758d6c687d8ac (diff) | |
Merge with Linux 2.2.8.
Diffstat (limited to 'arch/sparc/kernel/sys_sparc.c')
| -rw-r--r-- | arch/sparc/kernel/sys_sparc.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/arch/sparc/kernel/sys_sparc.c b/arch/sparc/kernel/sys_sparc.c index e5ea2e9b3..ed3918c10 100644 --- a/arch/sparc/kernel/sys_sparc.c +++ b/arch/sparc/kernel/sys_sparc.c @@ -1,4 +1,4 @@ -/* $Id: sys_sparc.c,v 1.49 1998/10/11 06:57:53 davem Exp $ +/* $Id: sys_sparc.c,v 1.52 1999/05/08 08:09:48 anton Exp $ * linux/arch/sparc/kernel/sys_sparc.c * * This file contains various random system calls that @@ -25,6 +25,8 @@ #include <asm/uaccess.h> #include <asm/ipc.h> +/* #define DEBUG_UNIMP_SYSCALL */ + /* XXX Make this per-binary type, this way we can detect the type of * XXX a binary. Every Sparc executable calls this very early on. */ @@ -189,6 +191,7 @@ asmlinkage unsigned long sys_mmap(unsigned long addr, unsigned long len, goto out; } retval = -ENOMEM; + len = PAGE_ALIGN(len); if(!(flags & MAP_FIXED) && !addr) { addr = get_unmapped_area(addr, len); if(!addr) @@ -202,6 +205,7 @@ asmlinkage unsigned long sys_mmap(unsigned long addr, unsigned long len, if(ARCH_SUN4C_SUN4) { if(((addr >= 0x20000000) && (addr < 0xe0000000))) { + /* VM hole */ retval = current->mm->brk; goto out_putf; } @@ -223,9 +227,14 @@ out: asmlinkage unsigned long c_sys_nis_syscall (struct pt_regs *regs) { + static int count = 0; + + if (count++ > 5) return -ENOSYS; lock_kernel(); - printk ("Unimplemented SPARC system call %d\n",(int)regs->u_regs[1]); + printk ("%s[%d]: Unimplemented SPARC system call %d\n", current->comm, current->pid, (int)regs->u_regs[1]); +#ifdef DEBUG_UNIMP_SYSCALL show_regs (regs); +#endif unlock_kernel(); return -ENOSYS; } |