LU-16082 ldiskfs: old-style EA inode handling fix

[fs/lustre-release.git] / ldiskfs / kernel_patches / patches / rhel8 / ext4-old_ea_inodes_handling_fix.patch

diff --git a/ldiskfs/kernel_patches/patches/rhel8/ext4-old_ea_inodes_handling_fix.patch b/ldiskfs/kernel_patches/patches/rhel8/ext4-old_ea_inodes_handling_fix.patch
new file mode 100644 (file)
index 0000000..ac3a58f
--- /dev/null
+++ b/ldiskfs/kernel_patches/patches/rhel8/ext4-old_ea_inodes_handling_fix.patch
@@ -0,0 +1,19 @@
+Index: linux-stage/fs/ext4/xattr.c
+===================================================================
+--- linux-stage.orig/fs/ext4/xattr.c
++++ linux-stage/fs/ext4/xattr.c
+@@ -415,10 +415,11 @@ static int ext4_xattr_inode_iget(struct
+ 
+       /*
+        * Check whether this is an old Lustre-style xattr inode. Lustre
+-       * implementation does not have hash validation, rather it has a
+-       * backpointer from ea_inode to the parent inode.
++       * implementation sets ea_inode->i_atime.tv_sec to 0
++       * (when md csum is off, means always)
++       * and backpointer from ea_inode to the parent inode.
+        */
+-      if (ea_inode_hash != ext4_xattr_inode_get_hash(inode) &&
++      if (ext4_xattr_inode_get_hash(inode) == 0 &&
+           EXT4_XATTR_INODE_GET_PARENT(inode) == parent->i_ino &&
+           inode->i_generation == parent->i_generation) {
+               ext4_set_inode_state(inode, EXT4_STATE_LUSTRE_EA_INODE);