diff options
author | Jeff Garzik <jgarzik@pobox.com> | 2005-09-08 05:43:49 -0400 |
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committer | Jeff Garzik <jgarzik@pobox.com> | 2005-09-08 05:43:49 -0400 |
commit | 1d6ae775d7a948c9575658eb41184fd2e506c0df (patch) | |
tree | 8128a28e89d82f13bb8e3a2160382240c66e2816 /arch/i386/kernel/msr.c | |
parent | 739cdbf1d8f0739b80035b80d69d871e33749b86 (diff) | |
parent | caf39e87cc1182f7dae84eefc43ca14d54c78ef9 (diff) |
Merge /spare/repo/linux-2.6/
Diffstat (limited to 'arch/i386/kernel/msr.c')
-rw-r--r-- | arch/i386/kernel/msr.c | 31 |
1 files changed, 6 insertions, 25 deletions
diff --git a/arch/i386/kernel/msr.c b/arch/i386/kernel/msr.c index b2f03c39a6fe..03100d6fc5d6 100644 --- a/arch/i386/kernel/msr.c +++ b/arch/i386/kernel/msr.c @@ -46,23 +46,13 @@ static struct class *msr_class; -/* Note: "err" is handled in a funny way below. Otherwise one version - of gcc or another breaks. */ - static inline int wrmsr_eio(u32 reg, u32 eax, u32 edx) { int err; - asm volatile ("1: wrmsr\n" - "2:\n" - ".section .fixup,\"ax\"\n" - "3: movl %4,%0\n" - " jmp 2b\n" - ".previous\n" - ".section __ex_table,\"a\"\n" - " .align 4\n" " .long 1b,3b\n" ".previous":"=&bDS" (err) - :"a"(eax), "d"(edx), "c"(reg), "i"(-EIO), "0"(0)); - + err = wrmsr_safe(reg, eax, edx); + if (err) + err = -EIO; return err; } @@ -70,18 +60,9 @@ static inline int rdmsr_eio(u32 reg, u32 *eax, u32 *edx) { int err; - asm volatile ("1: rdmsr\n" - "2:\n" - ".section .fixup,\"ax\"\n" - "3: movl %4,%0\n" - " jmp 2b\n" - ".previous\n" - ".section __ex_table,\"a\"\n" - " .align 4\n" - " .long 1b,3b\n" - ".previous":"=&bDS" (err), "=a"(*eax), "=d"(*edx) - :"c"(reg), "i"(-EIO), "0"(0)); - + err = rdmsr_safe(reg, eax, edx); + if (err) + err = -EIO; return err; } |