diff options
| author | Stephen Rothwell <sfr@canb.auug.org.au> | 2005-10-27 17:28:21 +1000 |
|---|---|---|
| committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2005-10-28 12:54:26 +1000 |
| commit | a4a264f144d5389a52d467a7e41bec2834cfde75 (patch) | |
| tree | 6366953476ea5d4ab7a53444260068e4141debf8 /arch/ppc64/lib | |
| parent | a2b0ca84a1198505f0b3c7b55b7769dd5dbd0791 (diff) | |
ppc64: use usercopy_64.c from powerpc/lib
since it is identical to usercopy.c from ppc64/lib.
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Diffstat (limited to 'arch/ppc64/lib')
| -rw-r--r-- | arch/ppc64/lib/Makefile | 1 | ||||
| -rw-r--r-- | arch/ppc64/lib/usercopy.c | 41 |
2 files changed, 0 insertions, 42 deletions
diff --git a/arch/ppc64/lib/Makefile b/arch/ppc64/lib/Makefile index f4732c5ffd5..42d5295bf34 100644 --- a/arch/ppc64/lib/Makefile +++ b/arch/ppc64/lib/Makefile @@ -3,4 +3,3 @@ # lib-y := string.o -lib-y += usercopy.o diff --git a/arch/ppc64/lib/usercopy.c b/arch/ppc64/lib/usercopy.c deleted file mode 100644 index 5eea6f3c1e0..00000000000 --- a/arch/ppc64/lib/usercopy.c +++ /dev/null @@ -1,41 +0,0 @@ -/* - * Functions which are too large to be inlined. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ -#include <linux/module.h> -#include <asm/uaccess.h> - -unsigned long copy_from_user(void *to, const void __user *from, unsigned long n) -{ - if (likely(access_ok(VERIFY_READ, from, n))) - n = __copy_from_user(to, from, n); - else - memset(to, 0, n); - return n; -} - -unsigned long copy_to_user(void __user *to, const void *from, unsigned long n) -{ - if (likely(access_ok(VERIFY_WRITE, to, n))) - n = __copy_to_user(to, from, n); - return n; -} - -unsigned long copy_in_user(void __user *to, const void __user *from, - unsigned long n) -{ - might_sleep(); - if (likely(access_ok(VERIFY_READ, from, n) && - access_ok(VERIFY_WRITE, to, n))) - n =__copy_tofrom_user(to, from, n); - return n; -} - -EXPORT_SYMBOL(copy_from_user); -EXPORT_SYMBOL(copy_to_user); -EXPORT_SYMBOL(copy_in_user); - |