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authorKevin Wolf <kwolf@redhat.com>2010-10-21 16:43:43 +0200
committerKevin Wolf <kwolf@redhat.com>2010-11-04 12:52:16 +0100
commit205ef7961f781496366e0a93a4ec621ad3724bd7 (patch)
tree7c1861837185ba98074140dba8f03e65941c8c8c /block.h
parent5dba48a882c126ccc86db6506cfa6dcca97badab (diff)
block: Allow bdrv_flush to return errors
This changes bdrv_flush to return 0 on success and -errno in case of failure. It's a requirement for implementing proper error handle in users of bdrv_flush. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
Diffstat (limited to 'block.h')
-rw-r--r--block.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/block.h b/block.h
index a4facf2fa..78ecfac34 100644
--- a/block.h
+++ b/block.h
@@ -142,7 +142,7 @@ BlockDriverAIOCB *bdrv_aio_ioctl(BlockDriverState *bs,
BlockDriverCompletionFunc *cb, void *opaque);
/* Ensure contents are flushed to disk. */
-void bdrv_flush(BlockDriverState *bs);
+int bdrv_flush(BlockDriverState *bs);
void bdrv_flush_all(void);
void bdrv_close_all(void);