diff options
Diffstat (limited to 'arch/sparc64/kernel/sys_sparc.c')
| -rw-r--r-- | arch/sparc64/kernel/sys_sparc.c | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/arch/sparc64/kernel/sys_sparc.c b/arch/sparc64/kernel/sys_sparc.c index 82aedbb08..16edc28f6 100644 --- a/arch/sparc64/kernel/sys_sparc.c +++ b/arch/sparc64/kernel/sys_sparc.c @@ -1,4 +1,4 @@ -/* $Id: sys_sparc.c,v 1.37 2000/03/17 05:48:46 anton Exp $ +/* $Id: sys_sparc.c,v 1.38 2000/04/13 07:30:34 jj Exp $ * linux/arch/sparc64/kernel/sys_sparc.c * * This file contains various random system calls that @@ -23,6 +23,7 @@ #include <linux/smp_lock.h> #include <linux/malloc.h> #include <linux/ipc.h> +#include <linux/personality.h> #include <asm/uaccess.h> #include <asm/ipc.h> @@ -182,6 +183,33 @@ out: return err; } +extern asmlinkage int sys_newuname(struct new_utsname * name); + +asmlinkage int sparc64_newuname(struct new_utsname * name) +{ + int ret = sys_newuname(name); + + if (current->personality == PER_LINUX32 && !ret) { + ret = copy_to_user(name->machine, "sparc\0\0", 8); + } + return ret; +} + +extern asmlinkage long sys_personality(unsigned long); + +asmlinkage int sparc64_personality(unsigned long personality) +{ + int ret; + lock_kernel(); + if (current->personality == PER_LINUX32 && personality == PER_LINUX) + personality = PER_LINUX32; + ret = sys_personality(personality); + unlock_kernel(); + if (ret == PER_LINUX32) + ret = PER_LINUX; + return ret; +} + /* Linux version of mmap */ asmlinkage unsigned long sys_mmap(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, unsigned long fd, @@ -232,7 +260,7 @@ asmlinkage long sys64_munmap(unsigned long addr, size_t len) (addr < PAGE_OFFSET && addr + len > -PAGE_OFFSET)) return -EINVAL; down(¤t->mm->mmap_sem); - ret = do_munmap(addr, len); + ret = do_munmap(current->mm, addr, len); up(¤t->mm->mmap_sem); return ret; } |