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authorChristoph Hellwig <[email protected]>2024-07-01 07:17:51 +0200
committerJens Axboe <[email protected]>2024-07-01 06:52:42 -0600
commit37105615f73125cb0466c09796f277a4c46d9295 (patch)
tree6ee5da5a05f2c7c1ab2f4121c16c2e34fc5b96a0
parentf62e8edc0a9fda84fe5bf32d5f5874b489d6c301 (diff)
block: don't reduce max_sectors based on io_opt
Don't reduce the max_sectors value below the normal cap when the driver advertsizes a very low io_opt. This restores the behavior we had before the recent changes to the max_sectors calculation. Signed-off-by: Christoph Hellwig <[email protected]> Reviewed-by: Chaitanya Kulkarni <[email protected]> Reviewed-by: Sagi Grimberg <[email protected]> Reviewed-by: Nitesh Shetty <[email protected]> Reviewed-by: Johannes Thumshirn <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Jens Axboe <[email protected]>
-rw-r--r--block/blk-settings.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/blk-settings.c b/block/blk-settings.c
index ff8bbc101fed..9fa4eed4df06 100644
--- a/block/blk-settings.c
+++ b/block/blk-settings.c
@@ -276,7 +276,7 @@ static int blk_validate_limits(struct queue_limits *lim)
if (lim->max_user_sectors < PAGE_SIZE / SECTOR_SIZE)
return -EINVAL;
lim->max_sectors = min(max_hw_sectors, lim->max_user_sectors);
- } else if (lim->io_opt) {
+ } else if (lim->io_opt > (BLK_DEF_MAX_SECTORS_CAP << SECTOR_SHIFT)) {
lim->max_sectors =
min(max_hw_sectors, lim->io_opt >> SECTOR_SHIFT);
} else if (lim->io_min > (BLK_DEF_MAX_SECTORS_CAP << SECTOR_SHIFT)) {