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authorMartin K. Petersen <martin.petersen@oracle.com>2010-02-26 00:20:39 -0500
committerJens Axboe <jens.axboe@oracle.com>2010-02-26 13:58:08 +0100
commit8a78362c4eefc1deddbefe2c7f38aabbc2429d6b (patch)
treec095d95af1aec0f9cee5975b1dcdc6bc1d17d401 /drivers/scsi/sg.c
parent086fa5ff0854c676ec333760f4c0154b3b242616 (diff)
downloadlinux-8a78362c4eefc1deddbefe2c7f38aabbc2429d6b.tar.bz2
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/sg.c')
-rw-r--r--drivers/scsi/sg.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 040f751809ea..c996d98636f3 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -287,8 +287,7 @@ sg_open(struct inode *inode, struct file *filp)
if (list_empty(&sdp->sfds)) { /* no existing opens on this device */
sdp->sgdebug = 0;
q = sdp->device->request_queue;
- sdp->sg_tablesize = min(queue_max_hw_segments(q),
- queue_max_phys_segments(q));
+ sdp->sg_tablesize = queue_max_segments(q);
}
if ((sfp = sg_add_sfp(sdp, dev)))
filp->private_data = sfp;
@@ -1376,8 +1375,7 @@ static Sg_device *sg_alloc(struct gendisk *disk, struct scsi_device *scsidp)
sdp->device = scsidp;
INIT_LIST_HEAD(&sdp->sfds);
init_waitqueue_head(&sdp->o_excl_wait);
- sdp->sg_tablesize = min(queue_max_hw_segments(q),
- queue_max_phys_segments(q));
+ sdp->sg_tablesize = queue_max_segments(q);
sdp->index = k;
kref_init(&sdp->d_ref);