diff options
| author | Johannes Thumshirn <johannes.thumshirn@wdc.com> | 2022-11-30 13:36:16 +0300 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2022-12-01 06:13:55 +0300 |
| commit | 9f5436f47c58463f91bfeebcc4613138625098c2 (patch) | |
| tree | 76d8f991362ec3b42212ab0c856c80ce4362bec4 /drivers/scsi/sd_zbc.c | |
| parent | 6456ab5d7ccd4fae6e136025480ad4ad91a7c795 (diff) | |
| download | linux-9f5436f47c58463f91bfeebcc4613138625098c2.tar.xz | |
scsi: sd: sd_zbc: Trace zone append emulation
Add tracepoints to the SCSI zone append emulation in order to trace the
zone start to write-pointer aligned LBA translation and the corresponding
completion.
Signed-off-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Link: https://lore.kernel.org/r/d103bcf5f90139143469f2a0084c74bd9e03ad4a.1669804487.git.johannes.thumshirn@wdc.com
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jason Yan <yanaijie@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/sd_zbc.c')
| -rw-r--r-- | drivers/scsi/sd_zbc.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/scsi/sd_zbc.c b/drivers/scsi/sd_zbc.c index b163bf936acc..62abebbaf2e7 100644 --- a/drivers/scsi/sd_zbc.c +++ b/drivers/scsi/sd_zbc.c @@ -20,6 +20,9 @@ #include "sd.h" +#define CREATE_TRACE_POINTS +#include "sd_trace.h" + /** * sd_zbc_get_zone_wp_offset - Get zone write pointer offset. * @zone: Zone for which to return the write pointer offset. @@ -450,6 +453,7 @@ blk_status_t sd_zbc_prepare_zone_append(struct scsi_cmnd *cmd, sector_t *lba, break; } + trace_scsi_prepare_zone_append(cmd, *lba, wp_offset); *lba += wp_offset; } spin_unlock_irqrestore(&sdkp->zones_wp_offset_lock, flags); @@ -558,6 +562,8 @@ static unsigned int sd_zbc_zone_wp_update(struct scsi_cmnd *cmd, switch (op) { case REQ_OP_ZONE_APPEND: + trace_scsi_zone_wp_update(cmd, rq->__sector, + sdkp->zones_wp_offset[zno], good_bytes); rq->__sector += sdkp->zones_wp_offset[zno]; fallthrough; case REQ_OP_WRITE_ZEROES: |