On Wed, Nov 11, 2015 at 10:16:45AM -0500, Chen, Gong wrote:
> UCNA errors share the same handler with CMCI. But it doesn't
> need extra operation to save error record in genpool. Remove
> these uselss codes.

I'd have emphasised that this same mce is being added to the genpool
*twice* (once here, and again when we call mce_log() just below).

Though there may be some corner cases depending on flags and
mca_cfg.dont_log_ce

-Tony

> 
> Signed-off-by: Chen, Gong <gong.c...@linux.intel.com>
> ---
>  arch/x86/kernel/cpu/mcheck/mce.c | 14 --------------
>  1 file changed, 14 deletions(-)
> 
> diff --git a/arch/x86/kernel/cpu/mcheck/mce.c 
> b/arch/x86/kernel/cpu/mcheck/mce.c
> index c5b0d562dbf5..1ad3fb4f99b7 100644
> --- a/arch/x86/kernel/cpu/mcheck/mce.c
> +++ b/arch/x86/kernel/cpu/mcheck/mce.c
> @@ -609,20 +609,6 @@ bool machine_check_poll(enum mcp_flags flags, 
> mce_banks_t *b)
>               severity = mce_severity(&m, mca_cfg.tolerant, NULL, false);
>  
>               /*
> -              * In the cases where we don't have a valid address after all,
> -              * do not add it into the ring buffer.
> -              */
> -             if (severity == MCE_DEFERRED_SEVERITY && memory_error(&m)) {
> -                     if (m.status & MCI_STATUS_ADDRV) {
> -                             m.severity = severity;
> -                             m.usable_addr = mce_usable_address(&m);
> -
> -                             if (!mce_gen_pool_add(&m))
> -                                     mce_schedule_work();
> -                     }
> -             }
> -
> -             /*
>                * Don't get the IP here because it's unlikely to
>                * have anything to do with the actual error location.
>                */
> -- 
> 2.3.2
> 
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