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[Qemu-devel] [PATCH] nbd/server: fix NBD_CMD_CACHE
From: |
Vladimir Sementsov-Ogievskiy |
Subject: |
[Qemu-devel] [PATCH] nbd/server: fix NBD_CMD_CACHE |
Date: |
Wed, 3 Oct 2018 17:47:38 +0300 |
We should not go to structured-read branch on CACHE command, fix that.
Bug intoroduced in bc37b06a5cde24 "nbd/server: introduce NBD_CMD_CACHE"
with the whole feature and affects 3.0.0 release.
Signed-off-by: Vladimir Sementsov-Ogievskiy <address@hidden>
---
nbd/server.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/nbd/server.c b/nbd/server.c
index c3dd402b45..1fba21414b 100644
--- a/nbd/server.c
+++ b/nbd/server.c
@@ -2177,7 +2177,8 @@ static coroutine_fn int nbd_do_cmd_read(NBDClient
*client, NBDRequest *request,
}
if (client->structured_reply && !(request->flags & NBD_CMD_FLAG_DF) &&
- request->len) {
+ request->len && request->type != NBD_CMD_CACHE)
+ {
return nbd_co_send_sparse_read(client, request->handle, request->from,
data, request->len, errp);
}
--
2.18.0
- [Qemu-devel] [PATCH] nbd/server: fix NBD_CMD_CACHE,
Vladimir Sementsov-Ogievskiy <=