diff options
| author | Christoph Hellwig <hch@lst.de> | 2019-11-11 11:39:30 +0900 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2019-11-12 19:12:07 -0700 |
| commit | d41003513e61dd9d4974cb441d30b63650b85654 (patch) | |
| tree | c55164e7ccf02f6e7e936757ed178b06109fcca2 /drivers/scsi/sd.h | |
| parent | 23a50861adda26a3f3b3ec5fbca0583133d89538 (diff) | |
| download | linux-rt-d41003513e61dd9d4974cb441d30b63650b85654.tar.gz | |
block: rework zone reporting
Avoid the need to allocate a potentially large array of struct blk_zone
in the block layer by switching the ->report_zones method interface to
a callback model. Now the caller simply supplies a callback that is
executed on each reported zone, and private data for it.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Shin'ichiro Kawasaki <shinichiro.kawasaki@wdc.com>
Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Mike Snitzer <snitzer@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/scsi/sd.h')
| -rw-r--r-- | drivers/scsi/sd.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h index bf2102a749bc..42fd3f00e4a5 100644 --- a/drivers/scsi/sd.h +++ b/drivers/scsi/sd.h @@ -213,8 +213,8 @@ blk_status_t sd_zbc_setup_zone_mgmt_cmnd(struct scsi_cmnd *cmd, unsigned char op, bool all); extern void sd_zbc_complete(struct scsi_cmnd *cmd, unsigned int good_bytes, struct scsi_sense_hdr *sshdr); -extern int sd_zbc_report_zones(struct gendisk *disk, sector_t sector, - struct blk_zone *zones, unsigned int *nr_zones); +int sd_zbc_report_zones(struct gendisk *disk, sector_t sector, + unsigned int nr_zones, report_zones_cb cb, void *data); #else /* CONFIG_BLK_DEV_ZONED */ |