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ext4: add pre-content fsnotify hook for DAX faults

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ext4 has its own handling for DAX faults. Add the pre-content fsnotify
hook for this case.

Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Jan Kara 2024-11-21 11:18:23 +01:00
parent b722e40be2
commit bb480760ff
1 changed files with 3 additions and 0 deletions
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3
fs/ext4/file.c
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@ -756,6 +756,9 @@ retry:
return VM_FAULT_SIGBUS;
}
} else {
result = filemap_fsnotify_fault(vmf);
if (unlikely(result))
return result;
filemap_invalidate_lock_shared(mapping);
}
result = dax_iomap_fault(vmf, order, &pfn, &error, &ext4_iomap_ops);