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authorJames Bottomley <JBottomley@Parallels.com>2013-06-26 23:08:22 -0700
committerJames Bottomley <JBottomley@Parallels.com>2013-06-26 23:08:22 -0700
commita9e94ec3504ead4b87a929bc57f5aa99a6590437 (patch)
treeb6e7aaec0e844dc066e93296a85e5769542ef525 /arch/arm/kernel/machine_kexec.c
parent36a279686bc02d340eb213a9f2a0b67e50de64b4 (diff)
parent2884d4230867c8a46cf701214051e923301e7429 (diff)
Merge tag 'fcoe1' into fixes
This patch fixes a critical bug that was introduced in 3.9 related to VLAN tagging FCoE frames.
Diffstat (limited to 'arch/arm/kernel/machine_kexec.c')
-rw-r--r--arch/arm/kernel/machine_kexec.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c
index 8ef8c933780..4fb074c446b 100644
--- a/arch/arm/kernel/machine_kexec.c
+++ b/arch/arm/kernel/machine_kexec.c
@@ -134,6 +134,10 @@ void machine_kexec(struct kimage *image)
unsigned long reboot_code_buffer_phys;
void *reboot_code_buffer;
+ if (num_online_cpus() > 1) {
+ pr_err("kexec: error: multiple CPUs still online\n");
+ return;
+ }
page_list = image->head & PAGE_MASK;