[Qemu-devel] [PATCH 2/4] megasas: Use bdrv_drain_all instead of qemu_aio_flush

[Kevin Wolf]

Calling qemu_aio_flush() directly can hang when combined with I/O
throttling.

Signed-off-by: Kevin Wolf <address@hidden>
---
 hw/megasas.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/hw/megasas.c b/hw/megasas.c
index 7a2036e..d332d41 100644
--- a/hw/megasas.c
+++ b/hw/megasas.c
@@ -1296,7 +1296,7 @@ static int megasas_dcmd_get_properties(MegasasState *s, 
MegasasCmd *cmd)
 
 static int megasas_cache_flush(MegasasState *s, MegasasCmd *cmd)
 {
-    qemu_aio_flush();
+    bdrv_drain_all();
     return MFI_STAT_OK;
 }
 
-- 
1.7.6.5