diff options
| author | Jeff Garzik <jeff@garzik.org> | 2007-02-17 15:11:43 -0500 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-02-17 15:11:43 -0500 |
| commit | f630fe2817601314b2eb7ca5ddc23c7834646731 (patch) | |
| tree | 3bfb4939b7bbc3859575ca8b58fa3f929b015941 /include/asm-i386/processor.h | |
| parent | 48c871c1f6a7c7044dd76774fb469e65c7e2e4e8 (diff) | |
| parent | 8a03d9a498eaf02c8a118752050a5154852c13bf (diff) | |
Merge branch 'master' into upstream
Diffstat (limited to 'include/asm-i386/processor.h')
| -rw-r--r-- | include/asm-i386/processor.h | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/include/asm-i386/processor.h b/include/asm-i386/processor.h index 359f10b54f5..edfbe46a5e1 100644 --- a/include/asm-i386/processor.h +++ b/include/asm-i386/processor.h @@ -257,6 +257,14 @@ static inline void __mwait(unsigned long eax, unsigned long ecx) : :"a" (eax), "c" (ecx)); } +static inline void __sti_mwait(unsigned long eax, unsigned long ecx) +{ + /* "mwait %eax,%ecx;" */ + asm volatile( + "sti; .byte 0x0f,0x01,0xc9;" + : :"a" (eax), "c" (ecx)); +} + extern void mwait_idle_with_hints(unsigned long eax, unsigned long ecx); /* from system description table in BIOS. Mostly for MCA use, but @@ -424,7 +432,7 @@ struct thread_struct { .vm86_info = NULL, \ .sysenter_cs = __KERNEL_CS, \ .io_bitmap_ptr = NULL, \ - .gs = __KERNEL_PDA, \ + .fs = __KERNEL_PDA, \ } /* @@ -442,8 +450,8 @@ struct thread_struct { } #define start_thread(regs, new_eip, new_esp) do { \ - __asm__("movl %0,%%fs": :"r" (0)); \ - regs->xgs = 0; \ + __asm__("movl %0,%%gs": :"r" (0)); \ + regs->xfs = 0; \ set_fs(USER_DS); \ regs->xds = __USER_DS; \ regs->xes = __USER_DS; \ |