diff options
Diffstat (limited to 'arch/x86/ia32/ia32_signal.c')
| -rw-r--r-- | arch/x86/ia32/ia32_signal.c | 21 | 
1 files changed, 10 insertions, 11 deletions
| diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c index 20af4c79579a..f1a2ac777faf 100644 --- a/arch/x86/ia32/ia32_signal.c +++ b/arch/x86/ia32/ia32_signal.c | |||
| @@ -206,7 +206,7 @@ struct rt_sigframe | |||
| 206 | { unsigned int cur; \ | 206 | { unsigned int cur; \ | 
| 207 | unsigned short pre; \ | 207 | unsigned short pre; \ | 
| 208 | err |= __get_user(pre, &sc->seg); \ | 208 | err |= __get_user(pre, &sc->seg); \ | 
| 209 | asm volatile("movl %%" #seg ",%0" : "=r" (cur)); \ | 209 | savesegment(seg, cur); \ | 
| 210 | pre |= mask; \ | 210 | pre |= mask; \ | 
| 211 | if (pre != cur) loadsegment(seg, pre); } | 211 | if (pre != cur) loadsegment(seg, pre); } | 
| 212 | 212 | ||
| @@ -235,7 +235,7 @@ static int ia32_restore_sigcontext(struct pt_regs *regs, | |||
| 235 | */ | 235 | */ | 
| 236 | err |= __get_user(gs, &sc->gs); | 236 | err |= __get_user(gs, &sc->gs); | 
| 237 | gs |= 3; | 237 | gs |= 3; | 
| 238 | asm("movl %%gs,%0" : "=r" (oldgs)); | 238 | savesegment(gs, oldgs); | 
| 239 | if (gs != oldgs) | 239 | if (gs != oldgs) | 
| 240 | load_gs_index(gs); | 240 | load_gs_index(gs); | 
| 241 | 241 | ||
| @@ -355,14 +355,13 @@ static int ia32_setup_sigcontext(struct sigcontext_ia32 __user *sc, | |||
| 355 | { | 355 | { | 
| 356 | int tmp, err = 0; | 356 | int tmp, err = 0; | 
| 357 | 357 | ||
| 358 | tmp = 0; | 358 | savesegment(gs, tmp); | 
| 359 | __asm__("movl %%gs,%0" : "=r"(tmp): "0"(tmp)); | ||
| 360 | err |= __put_user(tmp, (unsigned int __user *)&sc->gs); | 359 | err |= __put_user(tmp, (unsigned int __user *)&sc->gs); | 
| 361 | __asm__("movl %%fs,%0" : "=r"(tmp): "0"(tmp)); | 360 | savesegment(fs, tmp); | 
| 362 | err |= __put_user(tmp, (unsigned int __user *)&sc->fs); | 361 | err |= __put_user(tmp, (unsigned int __user *)&sc->fs); | 
| 363 | __asm__("movl %%ds,%0" : "=r"(tmp): "0"(tmp)); | 362 | savesegment(ds, tmp); | 
| 364 | err |= __put_user(tmp, (unsigned int __user *)&sc->ds); | 363 | err |= __put_user(tmp, (unsigned int __user *)&sc->ds); | 
| 365 | __asm__("movl %%es,%0" : "=r"(tmp): "0"(tmp)); | 364 | savesegment(es, tmp); | 
| 366 | err |= __put_user(tmp, (unsigned int __user *)&sc->es); | 365 | err |= __put_user(tmp, (unsigned int __user *)&sc->es); | 
| 367 | 366 | ||
| 368 | err |= __put_user((u32)regs->di, &sc->di); | 367 | err |= __put_user((u32)regs->di, &sc->di); | 
| @@ -498,8 +497,8 @@ int ia32_setup_frame(int sig, struct k_sigaction *ka, | |||
| 498 | regs->dx = 0; | 497 | regs->dx = 0; | 
| 499 | regs->cx = 0; | 498 | regs->cx = 0; | 
| 500 | 499 | ||
| 501 | asm volatile("movl %0,%%ds" :: "r" (__USER32_DS)); | 500 | loadsegment(ds, __USER32_DS); | 
| 502 | asm volatile("movl %0,%%es" :: "r" (__USER32_DS)); | 501 | loadsegment(es, __USER32_DS); | 
| 503 | 502 | ||
| 504 | regs->cs = __USER32_CS; | 503 | regs->cs = __USER32_CS; | 
| 505 | regs->ss = __USER32_DS; | 504 | regs->ss = __USER32_DS; | 
| @@ -591,8 +590,8 @@ int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, | |||
| 591 | regs->dx = (unsigned long) &frame->info; | 590 | regs->dx = (unsigned long) &frame->info; | 
| 592 | regs->cx = (unsigned long) &frame->uc; | 591 | regs->cx = (unsigned long) &frame->uc; | 
| 593 | 592 | ||
| 594 | asm volatile("movl %0,%%ds" :: "r" (__USER32_DS)); | 593 | loadsegment(ds, __USER32_DS); | 
| 595 | asm volatile("movl %0,%%es" :: "r" (__USER32_DS)); | 594 | loadsegment(es, __USER32_DS); | 
| 596 | 595 | ||
| 597 | regs->cs = __USER32_CS; | 596 | regs->cs = __USER32_CS; | 
| 598 | regs->ss = __USER32_DS; | 597 | regs->ss = __USER32_DS; | 
