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| author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-05-08 09:28:35 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-05-08 09:28:35 -0700 |
| commit | abfd3057187812352cd8502c29ca50cd010b3ccc (patch) | |
| tree | c84ff2b16ba38351f5ff461b74d97fe33f1e83c0 /arch | |
| parent | 96b8eaa14a20771997b501a049e418b871bf9def (diff) | |
| parent | 913ed41eb5c948d2f8b5deffd29c2638eceef3d7 (diff) | |
| download | linux-3.10-abfd3057187812352cd8502c29ca50cd010b3ccc.tar.gz linux-3.10-abfd3057187812352cd8502c29ca50cd010b3ccc.tar.bz2 linux-3.10-abfd3057187812352cd8502c29ca50cd010b3ccc.zip | |
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6:
[IA64] remove asm-ia64/bitops.h self-inclusion
[IA64] strcpy returns NULL pointer and not destination pointer
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/ia64/lib/memcpy_mck.S | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/ia64/lib/memcpy_mck.S b/arch/ia64/lib/memcpy_mck.S index 46c9331e7ab..9e534d52b1d 100644 --- a/arch/ia64/lib/memcpy_mck.S +++ b/arch/ia64/lib/memcpy_mck.S @@ -6,7 +6,9 @@ * in1: source address * in2: number of bytes to copy * Output: - * 0 if success, or number of byte NOT copied if error occurred. + * for memcpy: return dest + * for copy_user: return 0 if success, + * or number of byte NOT copied if error occurred. * * Copyright (C) 2002 Intel Corp. * Copyright (C) 2002 Ken Chen <kenneth.w.chen@intel.com> @@ -73,6 +75,7 @@ GLOBAL_ENTRY(memcpy) and r28=0x7,in0 and r29=0x7,in1 mov f6=f0 + mov retval=in0 br.cond.sptk .common_code ;; END(memcpy) @@ -84,7 +87,7 @@ GLOBAL_ENTRY(__copy_user) mov f6=f1 mov saved_in0=in0 // save dest pointer mov saved_in1=in1 // save src pointer - mov saved_in2=in2 // save len + mov retval=r0 // initialize return value ;; .common_code: cmp.gt p15,p0=8,in2 // check for small size @@ -92,7 +95,7 @@ GLOBAL_ENTRY(__copy_user) cmp.ne p14,p0=0,r29 // check src alignment add src0=0,in1 sub r30=8,r28 // for .align_dest - mov retval=r0 // initialize return value + mov saved_in2=in2 // save len ;; add dst0=0,in0 add dst1=1,in0 // dest odd index |