raw-posix: add Linux native AIO support

[qemu.git] / block.c

diff --git a/block.c b/block.c
index 82ffea87531d3317aae22112640d183e9cb228fc..033957daf693c1e7d7809e589897c670b73c6603 100644 (file)
--- a/block.c
+++ b/block.c
@@ -411,7 +411,8 @@ int bdrv_open2(BlockDriverState *bs, const char *filename, int flags,
     /* Note: for compatibility, we open disk image files as RDWR, and
        RDONLY as fallback */
     if (!(flags & BDRV_O_FILE))
-        open_flags = BDRV_O_RDWR | (flags & BDRV_O_CACHE_MASK);
+        open_flags = BDRV_O_RDWR |
+               (flags & (BDRV_O_CACHE_MASK|BDRV_O_NATIVE_AIO));
     else
         open_flags = flags & ~(BDRV_O_FILE | BDRV_O_SNAPSHOT);
     ret = drv->bdrv_open(bs, filename, open_flags);