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authorWilliam Lee Irwin III <wli@holomorphy.com>2007-03-12 20:08:25 -0400
committerDavid S. Miller <davem@davemloft.net>2007-03-12 20:08:25 -0400
commit54f565ea895b383b67a2d6e31d2e2fcac5e6c345 (patch)
tree82c9a38af3f9912ca3a4cb60e243a53151be5ac7 /arch/sparc/kernel/traps.c
parentc0a79b229ac0e3a96fc00d5be65a498ceb06ef63 (diff)
[SPARC]: Fix TIF_USEDFPU flag atomicity
From: William Lee Irwin III <wli@holomorphy.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/kernel/traps.c')
-rw-r--r--arch/sparc/kernel/traps.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/sparc/kernel/traps.c b/arch/sparc/kernel/traps.c
index 6a70d215fd04..527687afc1c4 100644
--- a/arch/sparc/kernel/traps.c
+++ b/arch/sparc/kernel/traps.c
@@ -259,7 +259,7 @@ void do_fpd_trap(struct pt_regs *regs, unsigned long pc, unsigned long npc,
259 } else { 259 } else {
260 fpload(&current->thread.float_regs[0], &current->thread.fsr); 260 fpload(&current->thread.float_regs[0], &current->thread.fsr);
261 } 261 }
262 current_thread_info()->flags |= _TIF_USEDFPU; 262 set_thread_flag(TIF_USEDFPU);
263#endif 263#endif
264} 264}
265 265
@@ -290,7 +290,7 @@ void do_fpe_trap(struct pt_regs *regs, unsigned long pc, unsigned long npc,
290#ifndef CONFIG_SMP 290#ifndef CONFIG_SMP
291 if(!fpt) { 291 if(!fpt) {
292#else 292#else
293 if(!(task_thread_info(fpt)->flags & _TIF_USEDFPU)) { 293 if (!test_tsk_thread_flag(fpt, TIF_USEDFPU)) {
294#endif 294#endif
295 fpsave(&fake_regs[0], &fake_fsr, &fake_queue[0], &fake_depth); 295 fpsave(&fake_regs[0], &fake_fsr, &fake_queue[0], &fake_depth);
296 regs->psr &= ~PSR_EF; 296 regs->psr &= ~PSR_EF;
@@ -333,7 +333,7 @@ void do_fpe_trap(struct pt_regs *regs, unsigned long pc, unsigned long npc,
333 /* nope, better SIGFPE the offending process... */ 333 /* nope, better SIGFPE the offending process... */
334 334
335#ifdef CONFIG_SMP 335#ifdef CONFIG_SMP
336 task_thread_info(fpt)->flags &= ~_TIF_USEDFPU; 336 clear_tsk_thread_flag(fpt, TIF_USEDFPU);
337#endif 337#endif
338 if(psr & PSR_PS) { 338 if(psr & PSR_PS) {
339 /* The first fsr store/load we tried trapped, 339 /* The first fsr store/load we tried trapped,