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authorDavid S. Miller <davem@davemloft.net>2010-01-23 03:31:06 -0500
committerDavid S. Miller <davem@davemloft.net>2010-01-23 03:31:06 -0500
commit51c24aaacaea90c8e87f1dec75a2ac7622b593f8 (patch)
tree9f54936c87764bef75e97395cb56b7d1e0df24c6 /arch/x86/mm/kmmio.c
parent4276e47e2d1c85a2477caf0d22b91c4f2377fba8 (diff)
parent6be325719b3e54624397e413efd4b33a997e55a3 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'arch/x86/mm/kmmio.c')
-rw-r--r--arch/x86/mm/kmmio.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/x86/mm/kmmio.c b/arch/x86/mm/kmmio.c
index c0f6198565eb..536fb6823366 100644
--- a/arch/x86/mm/kmmio.c
+++ b/arch/x86/mm/kmmio.c
@@ -538,14 +538,15 @@ static int
538kmmio_die_notifier(struct notifier_block *nb, unsigned long val, void *args) 538kmmio_die_notifier(struct notifier_block *nb, unsigned long val, void *args)
539{ 539{
540 struct die_args *arg = args; 540 struct die_args *arg = args;
541 unsigned long* dr6_p = (unsigned long *)ERR_PTR(arg->err);
541 542
542 if (val == DIE_DEBUG && (arg->err & DR_STEP)) 543 if (val == DIE_DEBUG && (*dr6_p & DR_STEP))
543 if (post_kmmio_handler(arg->err, arg->regs) == 1) { 544 if (post_kmmio_handler(*dr6_p, arg->regs) == 1) {
544 /* 545 /*
545 * Reset the BS bit in dr6 (pointed by args->err) to 546 * Reset the BS bit in dr6 (pointed by args->err) to
546 * denote completion of processing 547 * denote completion of processing
547 */ 548 */
548 (*(unsigned long *)ERR_PTR(arg->err)) &= ~DR_STEP; 549 *dr6_p &= ~DR_STEP;
549 return NOTIFY_STOP; 550 return NOTIFY_STOP;
550 } 551 }
551 552