Re: [RFC PATCH] btrfs: fix deadlock when defragging transparent huge pages
From: Omar Sandoval <osandov@osandov.com>
Date: 2021-10-13 17:20:27
On Wed, Oct 13, 2021 at 11:41:06AM +0800, Wang Yugui wrote:
Hi, I failed to use this reproducer to reproduce this problem. kernel: 5.15.0-0.rc5 kernel config: CONFIG_TRANSPARENT_HUGEPAGE_MADVISE=y mount option: rw,relatime,ssd,space_cache=v2,subvolid=5,subvol=/ btrfs souce: 5.15.0-0.rc5, misc-next
You also need CONFIG_READ_ONLY_THP_FOR_FS=y.