vgchange: acquire an exclusive VG lock for refresh

Signed-off-by: wangzhiqiang <wangzhiqiang95@huawei.com>
(cherry picked from commit e1e03956638b111cc8a9e9430bb798a372a5e765)

0028-vgchange-acquire-an-exclusive-VG-lock-for-refresh.patch

@@ -0,0 +1,30 @@
+From 65d23a1d75013f328e9a3a1914484514621822ef Mon Sep 17 00:00:00 2001
+From: wangzhiqiang <wangzhiqiang95@huawei.com>
+Date: Wed, 30 Aug 2023 15:47:42 -0500
+Subject: [PATCH] vgchange: acquire an exclusive VG lock for refresh
+
+Concurrent vgchange --refresh commands can lead to hung
+tasks in dm code.
+
+Signed-off-by: wangzhiqiang <wangzhiqiang95@huawei.com>
+---
+ tools/vgchange.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/tools/vgchange.c b/tools/vgchange.c
+index e2d3dad02..8c1d605c6 100644
+--- a/tools/vgchange.c
++++ b/tools/vgchange.c
+@@ -1008,7 +1008,8 @@ int vgchange(struct cmd_context *cmd, int argc, char **argv)
+ 
+ 	if (update)
+ 		flags |= READ_FOR_UPDATE;
+-	else if (arg_is_set(cmd, activate_ARG))
++	else if (arg_is_set(cmd, activate_ARG) ||
++		 arg_is_set(cmd, refresh_ARG))
+ 		flags |= READ_FOR_ACTIVATE;
+ 
+ 	if (!(handle = init_processing_handle(cmd, NULL))) {
+-- 
+2.33.0
+

lvm2.spec

@@ -43,7 +43,7 @@
 
 Name:      lvm2
 Version:   2.03.09
-Release:   17
+Release:   18
 Epoch:     8
 Summary:   Tools for logical volume management
 License:   GPLv2+ and LGPLv2.1 and BSD
@@ -76,6 +76,7 @@ Patch24:   0024-udev-import-previous-results-of-blkid-when-in-suspen.patch
 patch25:   0025-toollib-fix-segfault-if-using-S-select-with-log-repo.patch
 Patch26:   0026-dm-event-release-buffer-on-dm_event_get_version.patch
 patch27:   0027-clean-up-group-struct-in-_stats_create_group-error-path.patch
+Patch28:   0028-vgchange-acquire-an-exclusive-VG-lock-for-refresh.patch
 
 BuildRequires: gcc
 BuildRequires: gcc-c++
@@ -501,6 +502,9 @@ fi
 
 
 %changelog
+* Thu Feb 22 2024 wangzhiqiang <wangzhiqiang95@huawei.com> - 8:2.03.09-18
+- vgchange: acquire an exclusive VG lock for refresh
+
 * Tue Dec 19 2023 wuyifeng <wuyifeng10@huawei.com> - 8:2.03.09-17
 - fix an double free in the error path from _stats_creat_group