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authorWilliam Lee Irwin III <wli@holomorphy.com>2007-03-12 17:08:25 -0700
committerDavid S. Miller <davem@davemloft.net>2007-03-12 17:08:25 -0700
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 6a70d215fd0..527687afc1c 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,
} else {
fpload(&current->thread.float_regs[0], &current->thread.fsr);
}
- current_thread_info()->flags |= _TIF_USEDFPU;
+ set_thread_flag(TIF_USEDFPU);
#endif
}
@@ -290,7 +290,7 @@ void do_fpe_trap(struct pt_regs *regs, unsigned long pc, unsigned long npc,
#ifndef CONFIG_SMP
if(!fpt) {
#else
- if(!(task_thread_info(fpt)->flags & _TIF_USEDFPU)) {
+ if (!test_tsk_thread_flag(fpt, TIF_USEDFPU)) {
#endif
fpsave(&fake_regs[0], &fake_fsr, &fake_queue[0], &fake_depth);
regs->psr &= ~PSR_EF;
@@ -333,7 +333,7 @@ void do_fpe_trap(struct pt_regs *regs, unsigned long pc, unsigned long npc,
/* nope, better SIGFPE the offending process... */
#ifdef CONFIG_SMP
- task_thread_info(fpt)->flags &= ~_TIF_USEDFPU;
+ clear_tsk_thread_flag(fpt, TIF_USEDFPU);
#endif
if(psr & PSR_PS) {
/* The first fsr store/load we tried trapped,