Messages in this thread Patch in this message | | | Subject | [PATCH] x86, mce: Print warning if MCE handler fails to register /dev/mcelog | From | Khalid Aziz <> | Date | Tue, 09 Apr 2013 12:19:31 -0600 |
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Print a warning if machine check handler fails to register /dev/mcelog device.
Signed-off-by: Khalid Aziz <khalid.aziz@oracle.com> --- arch/x86/kernel/cpu/mcheck/mce.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index 7bc1263..7b4c28c 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c @@ -2412,7 +2412,8 @@ static __init int mcheck_init_device(void) register_hotcpu_notifier(&mce_cpu_notifier); /* register character device /dev/mcelog */ - misc_register(&mce_chrdev_device); + if (misc_register(&mce_chrdev_device) != 0) + pr_warn("Failed to register mcelog device\n"); return err; } -- 1.7.10.4
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