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[PATCH v5 1/5] block/nbd: nbd_channel_error() shutdown channel unconditi
From: |
Vladimir Sementsov-Ogievskiy |
Subject: |
[PATCH v5 1/5] block/nbd: nbd_channel_error() shutdown channel unconditionally |
Date: |
Wed, 14 Jul 2021 19:59:12 +0300 |
Don't rely on connection being totally broken in case of -EIO. More
safe and correct just shutdown the channel anyway, as we change the
state and going to reconnect.
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
---
block/nbd.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/block/nbd.c b/block/nbd.c
index f6ff1c4fb4..d88f4b954c 100644
--- a/block/nbd.c
+++ b/block/nbd.c
@@ -129,15 +129,16 @@ static bool nbd_client_connected(BDRVNBDState *s)
static void nbd_channel_error(BDRVNBDState *s, int ret)
{
+ if (nbd_client_connected(s)) {
+ qio_channel_shutdown(s->ioc, QIO_CHANNEL_SHUTDOWN_BOTH, NULL);
+ }
+
if (ret == -EIO) {
if (nbd_client_connected(s)) {
s->state = s->reconnect_delay ? NBD_CLIENT_CONNECTING_WAIT :
NBD_CLIENT_CONNECTING_NOWAIT;
}
} else {
- if (nbd_client_connected(s)) {
- qio_channel_shutdown(s->ioc, QIO_CHANNEL_SHUTDOWN_BOTH, NULL);
- }
s->state = NBD_CLIENT_QUIT;
}
}
--
2.29.2