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[GIT PULL] x86/debug change for v4.13

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  [GIT PULL] x86/debug change for v4.13 Ingo Molnar <mingo@kernel.org> - 2017-07-03 11:10 +0200

#1679794 — [GIT PULL] x86/debug change for v4.13

Linus,

Please pull the latest x86-debug-for-linus git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-debug-for-linus

   # HEAD: c133c7615751008f6c32ccae7cdfc5ff6e989c35 x86/nmi: Fix timeout test in test_nmi_ipi()

A single fix for an off-by one bug in test_nmi_ipi() that probably doesn't matter 
in practice.

 Thanks,

	Ingo

------------------>
Dan Carpenter (1):
      x86/nmi: Fix timeout test in test_nmi_ipi()


 arch/x86/kernel/nmi_selftest.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/nmi_selftest.c b/arch/x86/kernel/nmi_selftest.c
index 6d9582ec0324..d27f8d84c4ff 100644
--- a/arch/x86/kernel/nmi_selftest.c
+++ b/arch/x86/kernel/nmi_selftest.c
@@ -78,7 +78,7 @@ static void __init test_nmi_ipi(struct cpumask *mask)
 
 	/* Don't wait longer than a second */
 	timeout = USEC_PER_SEC;
-	while (!cpumask_empty(mask) && timeout--)
+	while (!cpumask_empty(mask) && --timeout)
 	        udelay(1);
 
 	/* What happens if we timeout, do we still unregister?? */

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