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| author | Martin K. Petersen <martin.petersen@oracle.com> | 2010-02-26 00:20:39 -0500 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2010-02-26 13:58:08 +0100 |
| commit | 8a78362c4eefc1deddbefe2c7f38aabbc2429d6b (patch) | |
| tree | c095d95af1aec0f9cee5975b1dcdc6bc1d17d401 /drivers/scsi/scsi_lib.c | |
| parent | 086fa5ff0854c676ec333760f4c0154b3b242616 (diff) | |
| download | blackbird-op-linux-8a78362c4eefc1deddbefe2c7f38aabbc2429d6b.tar.gz blackbird-op-linux-8a78362c4eefc1deddbefe2c7f38aabbc2429d6b.zip | |
block: Consolidate phys_segment and hw_segment limits
Except for SCSI no device drivers distinguish between physical and
hardware segment limits. Consolidate the two into a single segment
limit.
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/scsi/scsi_lib.c')
| -rw-r--r-- | drivers/scsi/scsi_lib.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index ac3cca74bdfb..f8fbf47377ae 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -1624,8 +1624,8 @@ struct request_queue *__scsi_alloc_queue(struct Scsi_Host *shost, /* * this limit is imposed by hardware restrictions */ - blk_queue_max_hw_segments(q, shost->sg_tablesize); - blk_queue_max_phys_segments(q, SCSI_MAX_SG_CHAIN_SEGMENTS); + blk_queue_max_segments(q, min_t(unsigned short, shost->sg_tablesize, + SCSI_MAX_SG_CHAIN_SEGMENTS)); blk_queue_max_hw_sectors(q, shost->max_sectors); blk_queue_bounce_limit(q, scsi_calculate_bounce_limit(shost)); |
