From: Patrick Farrell <pfarrell@whamcloud.com>
Date: Mon, 20 Nov 2023 00:18:37 +0000 (-0500)
Subject: EX-7601 ofd: round range locking
X-Git-Url: https://git.whamcloud.com/gitweb?a=commitdiff_plain;h=e8d1cfd5aa4a68d3830455356f50e0e6d8437d92;p=fs%2Flustre-release.git

EX-7601 ofd: round range locking

The range locking in OFD needs to be rounded for
compressed chunks.

Signed-off-by: Patrick Farrell <pfarrell@whamcloud.com>
Change-Id: I530d7f655a1c09033b1a3668c009072874ab1d18
Reviewed-on: https://review.whamcloud.com/c/ex/lustre-release/+/53178
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
Reviewed-by: Artem Blagodarenko <ablagodarenko@ddn.com>
---

diff --git a/lustre/ofd/ofd_io.c b/lustre/ofd/ofd_io.c
index bb16b64..4e8e5cc 100644
--- a/lustre/ofd/ofd_io.c
+++ b/lustre/ofd/ofd_io.c
@@ -918,10 +918,10 @@ static int ofd_preprw_write(const struct lu_env *env, struct obd_export *exp,
 	 * its bulk descriptor and the RPC will be dropped due to failed bulk
 	 * transfer, which is just fine.
 	 */
-	range_lock_init(range,
-			rnb[0].rnb_offset,
-			rnb[obj->ioo_bufcnt - 1].rnb_offset +
-			rnb[obj->ioo_bufcnt - 1].rnb_len - 1);
+	/* round range lock for compression */
+	if (chunk_size)
+		chunk_round(&begin, &end, chunk_size);
+	range_lock_init(range, begin, end - 1);
 	range_lock(&fo->ofo_write_tree, range);
 	ofd_info(env)->fti_range_locked = 1;