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authorMartin K. Petersen <martin.petersen@oracle.com>2009-09-21 21:46:05 +0200
committerJens Axboe <jens.axboe@oracle.com>2009-10-01 21:15:45 +0200
commit5dee2477df5368368b7dba810a17a3c411a1d0f0 (patch)
tree24897963e1e81c9a300633d69f03aa0cb81c90a7 /block/blk-settings.c
parent80ddf247c84fbd7f4371dd15bbbff0adb44a8708 (diff)
downloadlinux-2.6.34-ux500-5dee2477df5368368b7dba810a17a3c411a1d0f0.tar.gz
block: Do not clamp max_hw_sectors for stacking devices
Stacking devices do not have an inherent max_hw_sector limit. Set the default to INT_MAX so we are bounded only by capabilities of the underlying storage. Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'block/blk-settings.c')
-rw-r--r--block/blk-settings.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/block/blk-settings.c b/block/blk-settings.c
index cd9b7302dfc..eaf122ff5f1 100644
--- a/block/blk-settings.c
+++ b/block/blk-settings.c
@@ -111,7 +111,8 @@ void blk_set_default_limits(struct queue_limits *lim)
lim->max_hw_segments = MAX_HW_SEGMENTS;
lim->seg_boundary_mask = BLK_SEG_BOUNDARY_MASK;
lim->max_segment_size = MAX_SEGMENT_SIZE;
- lim->max_sectors = lim->max_hw_sectors = BLK_DEF_MAX_SECTORS;
+ lim->max_sectors = BLK_DEF_MAX_SECTORS;
+ lim->max_hw_sectors = INT_MAX;
lim->logical_block_size = lim->physical_block_size = lim->io_min = 512;
lim->bounce_pfn = (unsigned long)(BLK_BOUNCE_ANY >> PAGE_SHIFT);
lim->alignment_offset = 0;