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authorWill Deacon <will.deacon@arm.com>2012-11-07 17:00:05 +0000
committerCatalin Marinas <catalin.marinas@arm.com>2012-11-08 16:06:21 +0000
commitb3770b3252589240e50f560197a19531979abba2 (patch)
tree19d41ca9a8c8ea9b10a9e40ccd53faecb13d5a32 /arch
parent6212a512240f48d84090bc42a24d6dfb033754bc (diff)
arm64: smp: add missing completion for secondary boot
Commit 149c24151e85 ("ARM: SMP: use a timing out completion for cpu hotplug") modified arm's CPU up path to use completions. It seems that we only got half of this patch for arm64, so add the missing call to complete. Reported-by: Jon Brawn <jon.brawn@arm.com> Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm64/kernel/smp.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
index 226b6bf6e9c..538300f2273 100644
--- a/arch/arm64/kernel/smp.c
+++ b/arch/arm64/kernel/smp.c
@@ -211,8 +211,7 @@ asmlinkage void __cpuinit secondary_start_kernel(void)
* before we continue.
*/
set_cpu_online(cpu, true);
- while (!cpu_active(cpu))
- cpu_relax();
+ complete(&cpu_running);
/*
* OK, it's off to the idle thread for us