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-rw-r--r--arch/ia64/kernel/signal.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/ia64/kernel/signal.c b/arch/ia64/kernel/signal.c
index edd9f07860b2..b8a0a7d257a9 100644
--- a/arch/ia64/kernel/signal.c
+++ b/arch/ia64/kernel/signal.c
@@ -143,6 +143,7 @@ restore_sigcontext (struct sigcontext __user *sc, struct sigscratch *scr)
__copy_from_user(current->thread.fph, &sc->sc_fr[32], 96*16);
psr->mfh = 0; /* drop signal handler's fph contents... */
+ preempt_disable();
if (psr->dfh)
ia64_drop_fpu(current);
else {
@@ -150,6 +151,7 @@ restore_sigcontext (struct sigcontext __user *sc, struct sigscratch *scr)
__ia64_load_fpu(current->thread.fph);
ia64_set_local_fpu_owner(current);
}
+ preempt_enable();
}
return err;
}