diff options
| author | Borislav Petkov <bp@suse.de> | 2014-05-23 09:06:35 (GMT) |
|---|---|---|
| committer | Borislav Petkov <bp@suse.de> | 2014-05-30 20:05:31 (GMT) |
| commit | 716079f66eacd31d040db9cd0627ca0d625d6126 (patch) | |
| tree | 59fed7f354fb93b90bf778cc1588c32680bc77e7 /arch | |
| parent | 9c15a24b038f4d8da93a2bc2554731f8953a7c17 (diff) | |
| download | linux-716079f66eacd31d040db9cd0627ca0d625d6126.tar.xz | |
mce: Panic when a core has reached a timeout
There is very little and maybe practically nothing we can do to recover
from a system where at least one core has reached a timeout during the
whole monarch cores gathering. So panic when that happens.
Link: http://lkml.kernel.org/r/20140523091041.GA21332@pd.tnic
Signed-off-by: Borislav Petkov <bp@suse.de>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kernel/cpu/mcheck/mce.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index 0078761..6cc8003 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c @@ -704,8 +704,7 @@ static int mce_timed_out(u64 *t) if (!mca_cfg.monarch_timeout) goto out; if ((s64)*t < SPINUNIT) { - /* CHECKME: Make panic default for 1 too? */ - if (mca_cfg.tolerant < 1) + if (mca_cfg.tolerant <= 1) mce_panic("Timeout synchronizing machine check over CPUs", NULL, NULL); cpu_missing = 1; |