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gluster: Add preallocated truncation 

By using qemu_do_cluster_truncate() in qemu_cluster_truncate(), we now
automatically have preallocated truncation.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Max Reitz 2018-02-13 14:03:53 +01:00 committed by Kevin Wolf
parent f3a33f795c
commit c3132aff17
1 changed files with 1 additions and 16 deletions
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17
block/gluster.c
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@ -1122,23 +1122,8 @@ static coroutine_fn int qemu_gluster_co_rw(BlockDriverState *bs,
static int qemu_gluster_truncate(BlockDriverState *bs, int64_t offset,
PreallocMode prealloc, Error **errp)
{
int ret;
BDRVGlusterState *s = bs->opaque;
if (prealloc != PREALLOC_MODE_OFF) {
error_setg(errp, "Unsupported preallocation mode '%s'",
PreallocMode_str(prealloc));
return -ENOTSUP;
}
ret = glfs_ftruncate(s->fd, offset);
if (ret < 0) {
ret = -errno;
error_setg_errno(errp, -ret, "Failed to truncate file");
return ret;
}
return 0;
return qemu_gluster_do_truncate(s->fd, offset, prealloc, errp);
}
static coroutine_fn int qemu_gluster_co_readv(BlockDriverState *bs,