diff mbox series

[v8,17/19] xfs: add pre-content fsnotify hook for write faults

Message ID 9eccdf59a65b72f0a1a5e2f2b9bff8eda2d4f2d9.1731684329.git.josef@toxicpanda.com (mailing list archive)
State New
Headers show
Series fanotify: add pre-content hooks | expand

Commit Message

Josef Bacik Nov. 15, 2024, 3:30 p.m. UTC 
xfs has it's own handling for write faults, so we need to add the
pre-content fsnotify hook for this case.  Reads go through filemap_fault
so they're handled properly there.

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
---
 fs/xfs/xfs_file.c | 4 ++++
 1 file changed, 4 insertions(+)
diff mbox series

Patch

diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
index ca47cae5a40a..4fe89770ecb5 100644
--- a/fs/xfs/xfs_file.c
+++ b/fs/xfs/xfs_file.c
@@ -1458,6 +1458,10 @@  xfs_write_fault(
 	unsigned int		lock_mode = XFS_MMAPLOCK_SHARED;
 	vm_fault_t		ret;
 
+	ret = filemap_fsnotify_fault(vmf);
+	if (unlikely(ret))
+		return ret;
+
 	sb_start_pagefault(inode->i_sb);
 	file_update_time(vmf->vma->vm_file);