This is a note to let you know that I've just added the patch titled xfs: fix I_DONTCACHE to the 5.10-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: xfs-fix-i_dontcache.patch and it can be found in the queue-5.10 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From foo@baz Fri Aug 12 05:38:47 PM CEST 2022 From: Amir Goldstein <amir73il@xxxxxxxxx> Date: Wed, 10 Aug 2022 16:15:52 +0200 Subject: xfs: fix I_DONTCACHE To: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> Cc: Sasha Levin <sashal@xxxxxxxxxx>, "Darrick J . Wong" <djwong@xxxxxxxxxx>, Leah Rumancik <leah.rumancik@xxxxxxxxx>, Chandan Babu R <chandan.babu@xxxxxxxxxx>, Luis Chamberlain <mcgrof@xxxxxxxxxx>, Adam Manzanares <a.manzanares@xxxxxxxxxxx>, linux-xfs@xxxxxxxxxxxxxxx, stable@xxxxxxxxxxxxxxx, Dave Chinner <dchinner@xxxxxxxxxx> Message-ID: <20220810141552.168763-4-amir73il@xxxxxxxxx> From: Dave Chinner <dchinner@xxxxxxxxxx> commit f38a032b165d812b0ba8378a5cd237c0888ff65f upstream. Yup, the VFS hoist broke it, and nobody noticed. Bulkstat workloads make it clear that it doesn't work as it should. Fixes: dae2f8ed7992 ("fs: Lift XFS_IDONTCACHE to the VFS layer") Signed-off-by: Dave Chinner <dchinner@xxxxxxxxxx> Reviewed-by: Darrick J. Wong <djwong@xxxxxxxxxx> Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx> Signed-off-by: Amir Goldstein <amir73il@xxxxxxxxx> Acked-by: Darrick J. Wong <djwong@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- fs/xfs/xfs_icache.c | 3 ++- fs/xfs/xfs_iops.c | 2 +- 2 files changed, 3 insertions(+), 2 deletions(-) --- a/fs/xfs/xfs_icache.c +++ b/fs/xfs/xfs_icache.c @@ -47,8 +47,9 @@ xfs_inode_alloc( return NULL; } - /* VFS doesn't initialise i_mode! */ + /* VFS doesn't initialise i_mode or i_state! */ VFS_I(ip)->i_mode = 0; + VFS_I(ip)->i_state = 0; XFS_STATS_INC(mp, vn_active); ASSERT(atomic_read(&ip->i_pincount) == 0); --- a/fs/xfs/xfs_iops.c +++ b/fs/xfs/xfs_iops.c @@ -1328,7 +1328,7 @@ xfs_setup_inode( gfp_t gfp_mask; inode->i_ino = ip->i_ino; - inode->i_state = I_NEW; + inode->i_state |= I_NEW; inode_sb_list_add(inode); /* make the inode look hashed for the writeback code */ Patches currently in stable-queue which might be from amir73il@xxxxxxxxx are queue-5.10/mm-add-kvrealloc.patch queue-5.10/xfs-only-set-iomap_f_shared-when-providing-a-srcmap-to-a-write.patch queue-5.10/xfs-fix-i_dontcache.patch