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| author | Max Reitz <mreitz@redhat.com> | 2017-06-13 22:20:53 +0200 |
|---|---|---|
| committer | Max Reitz <mreitz@redhat.com> | 2017-07-11 17:45:01 +0200 |
| commit | 7ea37c30660d4cd6aca21a324fabefe23b89f931 (patch) | |
| tree | 897afd4ead51179dfb1473bfa44a92a4de121f1f /block/qcow2.c | |
| parent | 8243ccb7433e59a3faa3cca27fb6c40d6da2b37c (diff) | |
| download | qemu-7ea37c30660d4cd6aca21a324fabefe23b89f931.zip qemu-7ea37c30660d4cd6aca21a324fabefe23b89f931.tar.gz qemu-7ea37c30660d4cd6aca21a324fabefe23b89f931.tar.bz2 | |
block: Add PreallocMode to bdrv_truncate()
For block drivers that just pass a truncate request to the underlying
protocol, we can now pass the preallocation mode instead of aborting if
it is not PREALLOC_MODE_OFF.
Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20170613202107.10125-3-mreitz@redhat.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
Diffstat (limited to 'block/qcow2.c')
| -rw-r--r-- | block/qcow2.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/block/qcow2.c b/block/qcow2.c index b7c5994..7391b49 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -3133,7 +3133,7 @@ qcow2_co_pwritev_compressed(BlockDriverState *bs, uint64_t offset, /* align end of file to a sector boundary to ease reading with sector based I/Os */ cluster_offset = bdrv_getlength(bs->file->bs); - return bdrv_truncate(bs->file, cluster_offset, NULL); + return bdrv_truncate(bs->file, cluster_offset, PREALLOC_MODE_OFF, NULL); } buf = qemu_blockalign(bs, s->cluster_size); @@ -3349,7 +3349,7 @@ static int make_completely_empty(BlockDriverState *bs) } ret = bdrv_truncate(bs->file, (3 + l1_clusters) * s->cluster_size, - &local_err); + PREALLOC_MODE_OFF, &local_err); if (ret < 0) { error_report_err(local_err); goto fail; |