diff options
Diffstat (limited to 'block')
| -rw-r--r-- | block/blkdebug.c | 9 | ||||
| -rwxr-xr-x | block/blkreplay.c | 3 | ||||
| -rw-r--r-- | block/blkverify.c | 3 | ||||
| -rw-r--r-- | block/copy-on-read.c | 10 | ||||
| -rw-r--r-- | block/mirror.c | 2 | ||||
| -rw-r--r-- | block/raw-format.c | 9 | ||||
| -rw-r--r-- | block/throttle.c | 6 |
7 files changed, 28 insertions, 14 deletions
diff --git a/block/blkdebug.c b/block/blkdebug.c index 053372c..526af2a 100644 --- a/block/blkdebug.c +++ b/block/blkdebug.c @@ -398,10 +398,11 @@ static int blkdebug_open(BlockDriverState *bs, QDict *options, int flags, goto out; } - bs->supported_write_flags = BDRV_REQ_FUA & - bs->file->bs->supported_write_flags; - bs->supported_zero_flags = (BDRV_REQ_FUA | BDRV_REQ_MAY_UNMAP) & - bs->file->bs->supported_zero_flags; + bs->supported_write_flags = BDRV_REQ_WRITE_UNCHANGED | + (BDRV_REQ_FUA & bs->file->bs->supported_write_flags); + bs->supported_zero_flags = BDRV_REQ_WRITE_UNCHANGED | + ((BDRV_REQ_FUA | BDRV_REQ_MAY_UNMAP) & + bs->file->bs->supported_zero_flags); ret = -EINVAL; /* Set alignment overrides */ diff --git a/block/blkreplay.c b/block/blkreplay.c index fe5a9b4..b016dbe 100755 --- a/block/blkreplay.c +++ b/block/blkreplay.c @@ -35,6 +35,9 @@ static int blkreplay_open(BlockDriverState *bs, QDict *options, int flags, goto fail; } + bs->supported_write_flags = BDRV_REQ_WRITE_UNCHANGED; + bs->supported_zero_flags = BDRV_REQ_WRITE_UNCHANGED; + ret = 0; fail: return ret; diff --git a/block/blkverify.c b/block/blkverify.c index 754cc9e..da97ee5 100644 --- a/block/blkverify.c +++ b/block/blkverify.c @@ -141,6 +141,9 @@ static int blkverify_open(BlockDriverState *bs, QDict *options, int flags, goto fail; } + bs->supported_write_flags = BDRV_REQ_WRITE_UNCHANGED; + bs->supported_zero_flags = BDRV_REQ_WRITE_UNCHANGED; + ret = 0; fail: qemu_opts_del(opts); diff --git a/block/copy-on-read.c b/block/copy-on-read.c index 823ec75..6a97208 100644 --- a/block/copy-on-read.c +++ b/block/copy-on-read.c @@ -33,11 +33,13 @@ static int cor_open(BlockDriverState *bs, QDict *options, int flags, return -EINVAL; } - bs->supported_write_flags = BDRV_REQ_FUA & - bs->file->bs->supported_write_flags; + bs->supported_write_flags = BDRV_REQ_WRITE_UNCHANGED | + (BDRV_REQ_FUA & + bs->file->bs->supported_write_flags); - bs->supported_zero_flags = (BDRV_REQ_FUA | BDRV_REQ_MAY_UNMAP) & - bs->file->bs->supported_zero_flags; + bs->supported_zero_flags = BDRV_REQ_WRITE_UNCHANGED | + ((BDRV_REQ_FUA | BDRV_REQ_MAY_UNMAP) & + bs->file->bs->supported_zero_flags); return 0; } diff --git a/block/mirror.c b/block/mirror.c index 6aa38db..a4197bb 100644 --- a/block/mirror.c +++ b/block/mirror.c @@ -1134,6 +1134,8 @@ static void mirror_start_job(const char *job_id, BlockDriverState *bs, mirror_top_bs->implicit = true; } mirror_top_bs->total_sectors = bs->total_sectors; + mirror_top_bs->supported_write_flags = BDRV_REQ_WRITE_UNCHANGED; + mirror_top_bs->supported_zero_flags = BDRV_REQ_WRITE_UNCHANGED; bdrv_set_aio_context(mirror_top_bs, bdrv_get_aio_context(bs)); /* bdrv_append takes ownership of the mirror_top_bs reference, need to keep diff --git a/block/raw-format.c b/block/raw-format.c index a378547..fe33693 100644 --- a/block/raw-format.c +++ b/block/raw-format.c @@ -415,10 +415,11 @@ static int raw_open(BlockDriverState *bs, QDict *options, int flags, } bs->sg = bs->file->bs->sg; - bs->supported_write_flags = BDRV_REQ_FUA & - bs->file->bs->supported_write_flags; - bs->supported_zero_flags = (BDRV_REQ_FUA | BDRV_REQ_MAY_UNMAP) & - bs->file->bs->supported_zero_flags; + bs->supported_write_flags = BDRV_REQ_WRITE_UNCHANGED | + (BDRV_REQ_FUA & bs->file->bs->supported_write_flags); + bs->supported_zero_flags = BDRV_REQ_WRITE_UNCHANGED | + ((BDRV_REQ_FUA | BDRV_REQ_MAY_UNMAP) & + bs->file->bs->supported_zero_flags); if (bs->probed && !bdrv_is_read_only(bs)) { fprintf(stderr, diff --git a/block/throttle.c b/block/throttle.c index 95ed06a..e298827 100644 --- a/block/throttle.c +++ b/block/throttle.c @@ -81,8 +81,10 @@ static int throttle_open(BlockDriverState *bs, QDict *options, if (!bs->file) { return -EINVAL; } - bs->supported_write_flags = bs->file->bs->supported_write_flags; - bs->supported_zero_flags = bs->file->bs->supported_zero_flags; + bs->supported_write_flags = bs->file->bs->supported_write_flags | + BDRV_REQ_WRITE_UNCHANGED; + bs->supported_zero_flags = bs->file->bs->supported_zero_flags | + BDRV_REQ_WRITE_UNCHANGED; return throttle_configure_tgm(bs, tgm, options, errp); } |