diff mbox series

[48/49] lustre: lmv: handle default stripe_count=-1 properly

Message ID 1618459361-17909-49-git-send-email-jsimmons@infradead.org (mailing list archive)
State New, archived
Headers show
Series lustre: sync to OpenSFS as of March 30 2021 | expand

Commit Message

James Simmons April 15, 2021, 4:02 a.m. UTC 
From: Andreas Dilger <adilger@whamcloud.com>

If the default LMV stripe_count=-1 print it as a signed value
instead of unsigned, to better match how it is set with "-c -1".

WC-bug-id: https://jira.whamcloud.com/browse/LU-14507
Lustre-commit: d9753b5ba6ad29f ("LU-14507 mdt: handle default stripe_count=-1 properly")
Signed-off-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-on: https://review.whamcloud.com/41983
Reviewed-by: Jian Yu <yujian@whamcloud.com>
Reviewed-by: Lai Siyao <lai.siyao@whamcloud.com>
Reviewed-by: Oleg Drokin <green@whamcloud.com>
Signed-off-by: James Simmons <jsimmons@infradead.org>
---
 fs/lustre/include/lustre_lmv.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/fs/lustre/include/lustre_lmv.h b/fs/lustre/include/lustre_lmv.h
index afa4d60..aee8342 100644
--- a/fs/lustre/include/lustre_lmv.h
+++ b/fs/lustre/include/lustre_lmv.h
@@ -149,7 +149,8 @@  static inline void lmv1_le_to_cpu(struct lmv_mds_md_v1 *lmv_dst,
 		le32_to_cpu(lmv_src->lmv_master_mdt_index);
 	lmv_dst->lmv_hash_type = le32_to_cpu(lmv_src->lmv_hash_type);
 	lmv_dst->lmv_layout_version = le32_to_cpu(lmv_src->lmv_layout_version);
-
+	if (lmv_src->lmv_stripe_count > LMV_MAX_STRIPE_COUNT)
+		return;
 	for (i = 0; i < lmv_src->lmv_stripe_count; i++)
 		fid_le_to_cpu(&lmv_dst->lmv_stripe_fids[i],
 			      &lmv_src->lmv_stripe_fids[i]);