diff mbox

[V14,08/13] quorum: Add quorum_invalidate_cache().

Message ID 1391454712-14353-9-git-send-email-benoit.canet@irqsave.net
State New
Headers show

Commit Message

Benoît Canet Feb. 3, 2014, 7:11 p.m. UTC 
From: Benoît Canet <benoit@irqsave.net>

Signed-off-by: Benoit Canet <benoit@irqsave.net>
Reviewed-by: Max Reitz <mreitz@redhat.com>
---
 block/quorum.c | 11 +++++++++++
 1 file changed, 11 insertions(+)
diff mbox

Patch

diff --git a/block/quorum.c b/block/quorum.c
index a3920d8..4b726ba 100644
--- a/block/quorum.c
+++ b/block/quorum.c
@@ -611,6 +611,16 @@  static int64_t quorum_getlength(BlockDriverState *bs)
     return result;
 }
 
+static void quorum_invalidate_cache(BlockDriverState *bs)
+{
+    BDRVQuorumState *s = bs->opaque;
+    int i;
+
+    for (i = 0; i < s->total; i++) {
+        bdrv_invalidate_cache(s->bs[i]);
+    }
+}
+
 static BlockDriver bdrv_quorum = {
     .format_name        = "quorum",
     .protocol_name      = "quorum",
@@ -621,6 +631,7 @@  static BlockDriver bdrv_quorum = {
 
     .bdrv_aio_readv     = quorum_aio_readv,
     .bdrv_aio_writev    = quorum_aio_writev,
+    .bdrv_invalidate_cache = quorum_invalidate_cache,
 };
 
 static void bdrv_quorum_init(void)