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-rw-r--r--Documentation/filesystems/porting6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/filesystems/porting b/Documentation/filesystems/porting
index 95280079c0b3..5fb17f49f7a2 100644
--- a/Documentation/filesystems/porting
+++ b/Documentation/filesystems/porting
@@ -600,3 +600,9 @@ in your dentry operations instead.
[recommended]
->readlink is optional for symlinks. Don't set, unless filesystem needs
to fake something for readlink(2).
+--
+[mandatory]
+ ->getattr() is now passed a struct path rather than a vfsmount and
+ dentry separately, and it now has request_mask and query_flags arguments
+ to specify the fields and sync type requested by statx. Filesystems not
+ supporting any statx-specific features may ignore the new arguments.