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Revert "Workaround issue of Linux vdev_disk.c, (#16678)"

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Now that we can handle these different alignments, we don't this
workaround.

This reverts commit aefc2da8a5.

Sponsored-by: Klara, Inc.
Sponsored-by: Wasabi Technology, Inc.
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Reviewed-by: Tony Hutter <hutter2@llnl.gov>
Signed-off-by: Rob Norris <rob.norris@klarasystems.com>
Closes #16687
This commit is contained in:
Rob Norris 2024-10-24 11:27:14 +11:00 committed by Brian Behlendorf
parent e7425ae624
commit 3c650bec15
1 changed files with 0 additions and 14 deletions
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14
module/zfs/zio.c
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@ -187,20 +187,6 @@ zio_init(void)
continue;
#endif
#if defined(__linux__) && defined(_KERNEL)
/*
* Workaround issue of Linux vdev_disk.c, in some cases not
* linearizing buffers with disk sector crossing a page
* boundary. It is fine for hardware, but somehow required by
* LUKS. It is not typical for ZFS to produce such buffers, but
* it may happen if 6KB block is compressed to 4KB, while still
* having 2KB alignment. Banning the 6KB buffers helps vdevs
* with ashifh=12.
*/
if (size > PAGESIZE && !IS_P2ALIGNED(size, PAGESIZE))
continue;
#endif
if (IS_P2ALIGNED(size, PAGESIZE))
align = PAGESIZE;
else