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block: remove the errors field from struct request

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Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <Bart.VanAssche@sandisk.com>
Acked-by: Roger Pau Monné <roger.pau@citrix.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Christoph Hellwig
2017-04-20 16:03:16 +02:00
committed by Jens Axboe
parent cee4b7ce3f
commit caf7df1227
7 changed files with 24 additions and 49 deletions
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17
include/trace/events/block.h
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@@ -80,7 +80,6 @@ TRACE_EVENT(block_rq_requeue,
__field( dev_t, dev )
__field( sector_t, sector )
__field( unsigned int, nr_sector )
__field( int, errors )
__array( char, rwbs, RWBS_LEN )
__dynamic_array( char, cmd, 1 )
),
@@ -89,7 +88,6 @@ TRACE_EVENT(block_rq_requeue,
__entry->dev = rq->rq_disk ? disk_devt(rq->rq_disk) : 0;
__entry->sector = blk_rq_trace_sector(rq);
__entry->nr_sector = blk_rq_trace_nr_sectors(rq);
__entry->errors = rq->errors;
blk_fill_rwbs(__entry->rwbs, rq->cmd_flags, blk_rq_bytes(rq));
__get_str(cmd)[0] = '\0';
@@ -99,13 +97,13 @@ TRACE_EVENT(block_rq_requeue,
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->rwbs, __get_str(cmd),
(unsigned long long)__entry->sector,
__entry->nr_sector, __entry->errors)
__entry->nr_sector, 0)
);
/**
* block_rq_complete - block IO operation completed by device driver
* @q: queue containing the block operation request
* @rq: block operations request
* @error: status code
* @nr_bytes: number of completed bytes
*
* The block_rq_complete tracepoint event indicates that some portion
@@ -116,16 +114,15 @@ TRACE_EVENT(block_rq_requeue,
*/
TRACE_EVENT(block_rq_complete,
TP_PROTO(struct request_queue *q, struct request *rq,
unsigned int nr_bytes),
TP_PROTO(struct request *rq, int error, unsigned int nr_bytes),
TP_ARGS(q, rq, nr_bytes),
TP_ARGS(rq, error, nr_bytes),
TP_STRUCT__entry(
__field( dev_t, dev )
__field( sector_t, sector )
__field( unsigned int, nr_sector )
__field( int, errors )
__field( int, error )
__array( char, rwbs, RWBS_LEN )
__dynamic_array( char, cmd, 1 )
),
@@ -134,7 +131,7 @@ TRACE_EVENT(block_rq_complete,
__entry->dev = rq->rq_disk ? disk_devt(rq->rq_disk) : 0;
__entry->sector = blk_rq_pos(rq);
__entry->nr_sector = nr_bytes >> 9;
__entry->errors = rq->errors;
__entry->error = error;
blk_fill_rwbs(__entry->rwbs, rq->cmd_flags, nr_bytes);
__get_str(cmd)[0] = '\0';
@@ -144,7 +141,7 @@ TRACE_EVENT(block_rq_complete,
MAJOR(__entry->dev), MINOR(__entry->dev),
__entry->rwbs, __get_str(cmd),
(unsigned long long)__entry->sector,
__entry->nr_sector, __entry->errors)
__entry->nr_sector, __entry->error)
);
DECLARE_EVENT_CLASS(block_rq,