On 12/03/2015 07:32 AM, Mike Krinkin wrote:
There is a split tracepoint that is supposed to be called when
bio is splitted, and it was called in bio_split function until
commit 4b1faf931650d4a35b2a ("block: Kill bio_pair_split()").
But now, no one reports splits, so this patch adds call to
trace_block_split back in blk_queue_split right after split.
Looks good, queued up for 4.5.
--
Jens Axboe
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