qemu-kvm/SOURCES/kvm-block-Don-t-call-no_coroutine_fns-in-qmp_block_resiz.patch
2023-11-07 09:43:59 +00:00

57 lines
1.9 KiB
Diff

From dfa2811e88afaf996345552330e97f0513c1803c Mon Sep 17 00:00:00 2001
From: Kevin Wolf <kwolf@redhat.com>
Date: Thu, 4 May 2023 13:57:34 +0200
Subject: [PATCH 53/56] block: Don't call no_coroutine_fns in
qmp_block_resize()
RH-Author: Kevin Wolf <kwolf@redhat.com>
RH-MergeRequest: 164: block: Fix hangs in qmp_block_resize()
RH-Bugzilla: 2185688
RH-Acked-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
RH-Acked-by: Hanna Czenczek <hreitz@redhat.com>
RH-Acked-by: Eric Blake <eblake@redhat.com>
RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
RH-Commit: [2/4] 7ac7e34821cfc8bd5f0daadd7a1c4a5596bc60a6 (kmwolf/centos-qemu-kvm)
This QMP handler runs in a coroutine, so it must use the corresponding
no_co_wrappers instead.
Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=2185688
Cc: qemu-stable@nongnu.org
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-Id: <20230504115750.54437-5-kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
(cherry picked from commit 0c7d204f50c382c6baac8c94bd57af4a022b3888)
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
blockdev.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/blockdev.c b/blockdev.c
index d7b5c18f0a..eb509cf964 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -2430,7 +2430,7 @@ void coroutine_fn qmp_block_resize(const char *device, const char *node_name,
return;
}
- blk = blk_new_with_bs(bs, BLK_PERM_RESIZE, BLK_PERM_ALL, errp);
+ blk = blk_co_new_with_bs(bs, BLK_PERM_RESIZE, BLK_PERM_ALL, errp);
if (!blk) {
return;
}
@@ -2445,7 +2445,7 @@ void coroutine_fn qmp_block_resize(const char *device, const char *node_name,
bdrv_co_lock(bs);
bdrv_drained_end(bs);
- blk_unref(blk);
+ blk_co_unref(blk);
bdrv_co_unlock(bs);
}
--
2.39.1