diff options
| -rw-r--r-- | arch/x86/kernel/cpu/mcheck/mce.c | 4 | ||||
| -rw-r--r-- | arch/x86/kernel/cpu/mcheck/mce_amd.c | 4 |
2 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index a7fdf453d895..e9ffd6d9e32d 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c @@ -2409,6 +2409,10 @@ static int mce_device_create(unsigned int cpu) if (!mce_available(&boot_cpu_data)) return -EIO; + dev = per_cpu(mce_device, cpu); + if (dev) + return 0; + dev = kzalloc(sizeof *dev, GFP_KERNEL); if (!dev) return -ENOMEM; diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c index 55cd018bc1ae..e93580c82ef0 100644 --- a/arch/x86/kernel/cpu/mcheck/mce_amd.c +++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c @@ -1097,6 +1097,10 @@ static int threshold_create_device(unsigned int cpu) struct threshold_bank **bp; int err = 0; + bp = per_cpu(threshold_banks, cpu); + if (bp) + return 0; + bp = kzalloc(sizeof(struct threshold_bank *) * mca_cfg.banks, GFP_KERNEL); if (!bp) |