[PATCH 01/11] ubd: don't set the discard_alignment queue limit
Christoph Hellwig
hch at lst.de
Sun Apr 17 21:53:04 PDT 2022
The discard_alignment queue limit is named a bit misleading means the
offset into the block device at which the discard granularity starts.
Setting it to the discard granularity as done by ubd is mostly harmless
but also useless.
Signed-off-by: Christoph Hellwig <hch at lst.de>
---
arch/um/drivers/ubd_kern.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c
index 085ffdf98e57e..c4344b67628dd 100644
--- a/arch/um/drivers/ubd_kern.c
+++ b/arch/um/drivers/ubd_kern.c
@@ -799,7 +799,6 @@ static int ubd_open_dev(struct ubd *ubd_dev)
}
if (ubd_dev->no_trim == 0) {
ubd_dev->queue->limits.discard_granularity = SECTOR_SIZE;
- ubd_dev->queue->limits.discard_alignment = SECTOR_SIZE;
blk_queue_max_discard_sectors(ubd_dev->queue, UBD_MAX_REQUEST);
blk_queue_max_write_zeroes_sectors(ubd_dev->queue, UBD_MAX_REQUEST);
}
--
2.30.2
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