From: Lai Siyao <lai.siyao@intel.com>
Date: Wed, 17 Oct 2018 23:25:29 +0000 (+0800)
Subject: LU-4684 lod: parse layout for migrating directory
X-Git-Tag: 2.12.0-RC1~125
X-Git-Url: https://git.whamcloud.com/?a=commitdiff_plain;h=83aa8ffcf2e8a5b7da9ead941ed0b22a435d6790;p=fs%2Flustre-release.git

LU-4684 lod: parse layout for migrating directory

If directory migration failed, it will be marked
LMV_HASH_FLAG_MIGRATION, lod_parse_dir_striping() should parse
layout for such directory, otherwise such directory can't be
accessed correctly.

Signed-off-by: Lai Siyao <lai.siyao@whamcloud.com>
Change-Id: I5ee2c2e3e5aa3f9befc3ad81be4bcdc6f9267842
Reviewed-on: https://review.whamcloud.com/33456
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-by: Mike Pershin <mpershin@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>
---

diff --git a/lustre/lod/lod_object.c b/lustre/lod/lod_object.c
index ce578bc..babe445 100644
--- a/lustre/lod/lod_object.c
+++ b/lustre/lod/lod_object.c
@@ -1662,9 +1662,6 @@ int lod_parse_dir_striping(const struct lu_env *env, struct lod_object *lo,
 
 	LASSERT(mutex_is_locked(&lo->ldo_layout_mutex));
 
-	if (le32_to_cpu(lmv1->lmv_hash_type) & LMV_HASH_FLAG_MIGRATION)
-		RETURN(0);
-
 	if (le32_to_cpu(lmv1->lmv_magic) == LMV_MAGIC_STRIPE) {
 		lo->ldo_dir_slave_stripe = 1;
 		RETURN(0);