[PATCH v3 3/6] Revert "xfs: add pre-content fsnotify hook for DAX faults"

[Amir Goldstein <amir73il@xxxxxxxxx>]

This reverts commit 7f4796a46571ced5d3d5b0942e1bfea1eedaaecd.
---
 fs/xfs/xfs_file.c | 13 -------------
 1 file changed, 13 deletions(-)

diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
index f7a7d89c345ec..9a435b1ff2647 100644
--- a/fs/xfs/xfs_file.c
+++ b/fs/xfs/xfs_file.c
@@ -1451,9 +1451,6 @@ xfs_dax_read_fault(
 
 	trace_xfs_read_fault(ip, order);
 
-	ret = filemap_fsnotify_fault(vmf);
-	if (unlikely(ret))
-		return ret;
 	xfs_ilock(ip, XFS_MMAPLOCK_SHARED);
 	ret = xfs_dax_fault_locked(vmf, order, false);
 	xfs_iunlock(ip, XFS_MMAPLOCK_SHARED);
@@ -1482,16 +1479,6 @@ xfs_write_fault(
 	vm_fault_t		ret;
 
 	trace_xfs_write_fault(ip, order);
-	/*
-	 * Usually we get here from ->page_mkwrite callback but in case of DAX
-	 * we will get here also for ordinary write fault. Handle HSM
-	 * notifications for that case.
-	 */
-	if (IS_DAX(inode)) {
-		ret = filemap_fsnotify_fault(vmf);
-		if (unlikely(ret))
-			return ret;
-	}
 
 	sb_start_pagefault(inode->i_sb);
 	file_update_time(vmf->vma->vm_file);
-- 
2.34.1