Revert "xfs: add pre-content fsnotify hook for DAX faults"

This reverts commit 7f4796a46571ced5d3d5b0942e1bfea1eedaaecd.

Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Link: https://patch.msgid.link/20250312073852.2123409-4-amir73il@gmail.com

diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
index f7a7d89c345ec403a2684177b020fc067059b020..9a435b1ff26475f4d076285c9fe65488dcc415c9 100644 (file)
--- 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);