bcache: trace missed reading by cache_missed

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commit 502b291568 upstream.

Missed reading IOs are identified by s->cache_missed, not the
s->cache_miss, so in trace_bcache_read() using trace_bcache_read
to identify whether the IO is missed or not.

Signed-off-by: Tang Junhui <tang.junhui.linux@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: Coly Li <colyli@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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Tang Junhui 2018-10-08 20:41:08 +08:00 • committed by Greg Kroah-Hartman

parent 95e124ad80

commit fec039ec69

1 changed files with 1 additions and 1 deletions

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drivers/md/bcache/request.c

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