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| author | Daniel Axtens <dja@axtens.net> | 2015-06-15 13:25:19 +1000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2015-07-06 20:24:35 +1000 |
| commit | 27ea2c420cad57386c25668cb9a9f0f082635586 (patch) | |
| tree | c9c2e6f441abb0a2bfc875d34a574131b61b66cd | |
| parent | 14f21189df33bc972455d6a0ed875aa68718d7fc (diff) | |
| download | linux-27ea2c420cad57386c25668cb9a9f0f082635586.tar.gz | |
powerpc: Set the correct kernel taint on machine check errors.
This means the 'M' flag will work properly when the kernel prints a backtrace.
Signed-off-by: Daniel Axtens <dja@axtens.net>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
| -rw-r--r-- | arch/powerpc/kernel/traps.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 6530f1b8874dac..37de90f8a845c9 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -297,6 +297,8 @@ long machine_check_early(struct pt_regs *regs) __this_cpu_inc(irq_stat.mce_exceptions); + add_taint(TAINT_MACHINE_CHECK, LOCKDEP_NOW_UNRELIABLE); + if (cur_cpu_spec && cur_cpu_spec->machine_check_early) handled = cur_cpu_spec->machine_check_early(regs); return handled; |