+ xfs-fix-sb_born-check-in-xfs_dax_notify_failure.patch added to mm-hotfixes-unstable branch

+ xfs-fix-sb_born-check-in-xfs_dax_notify_failure.patch added to mm-hotfixes-unstable branch

[Andrew Morton]

The patch titled
     Subject: xfs: fix SB_BORN check in xfs_dax_notify_failure()
has been added to the -mm mm-hotfixes-unstable branch.  Its filename is
     xfs-fix-sb_born-check-in-xfs_dax_notify_failure.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/xfs-fix-sb_born-check-in-xfs_dax_notify_failure.patch

This patch will later appear in the mm-hotfixes-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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------------------------------------------------------
From: Dan Williams <dan.j.williams@intel.com>
Subject: xfs: fix SB_BORN check in xfs_dax_notify_failure()
Date: Fri, 26 Aug 2022 10:18:01 -0700

The SB_BORN flag is stored in the vfs superblock, not xfs_sb.

Link: https://lkml.kernel.org/r/166153428094.2758201.7936572520826540019.stgit@dwillia2-xfh.jf.intel.com
Fixes: 6f643c57d57c ("xfs: implement ->notify_failure() for XFS")
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Cc: Shiyang Ruan <ruansy.fnst@fujitsu.com>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Darrick J. Wong <djwong@kernel.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Dave Chinner <david@fromorbit.com>
Cc: Goldwyn Rodrigues <rgoldwyn@suse.de>
Cc: Jane Chu <jane.chu@oracle.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Miaohe Lin <linmiaohe@huawei.com>
Cc: Naoya Horiguchi <naoya.horiguchi@nec.com>
Cc: Ritesh Harjani <riteshh@linux.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 fs/xfs/xfs_notify_failure.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/fs/xfs/xfs_notify_failure.c~xfs-fix-sb_born-check-in-xfs_dax_notify_failure
+++ a/fs/xfs/xfs_notify_failure.c
@@ -175,7 +175,7 @@ xfs_dax_notify_failure(
 	u64			ddev_start;
 	u64			ddev_end;
 
-	if (!(mp->m_sb.sb_flags & SB_BORN)) {
+	if (!(mp->m_super->s_flags & SB_BORN)) {
 		xfs_warn(mp, "filesystem is not ready for notify_failure()!");
 		return -EIO;
 	}
_

Patches currently in -mm which might be from dan.j.williams@intel.com are

xfs-quiet-notify_failure-eopnotsupp-cases.patch
xfs-fix-sb_born-check-in-xfs_dax_notify_failure.patch
mm-memory-failure-fix-detection-of-memory_failure-handlers.patch
mm-memory-failure-fall-back-to-vma_address-when-notify_failure-fails.patch