Re: [PATCH v2] zram: fix incorrectly stat with failed_reads

From: Minchan Kim
Date: Wed Aug 13 2014 - 20:26:49 EST

On Wed, Aug 13, 2014 at 10:01:45AM +0800, Chao Yu wrote:
> Since we allocate a temporary buffer in zram_bvec_read to handle partial page
> operations in this commit 924bd88d703e53d30f393fac6117f8f1bc79aab6 (Staging:
> zram: allow partial page operations), our ->failed_reads value may be incorrect
> as we do not increase its value when failed to allocate the temporary buffer.
> Let's fix this issue and correct the annotation of failed_reads.
> v2: clean codes of failed_{reads,writes} stat pointed out by Minchan Kim, and
> this cleanup also fix incorrectly stat when fail in zram_decompress_page.
> Signed-off-by: Chao Yu <chao2.yu@xxxxxxxxxxx>

Acked-by: Minchan Kim <minchan@xxxxxxxxxx>


Kind regards,
Minchan Kim
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