diff options
Diffstat (limited to 'block/gluster.c')
| -rw-r--r-- | block/gluster.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/block/gluster.c b/block/gluster.c index 6de418c0bd..645b7f12a5 100644 --- a/block/gluster.c +++ b/block/gluster.c @@ -493,6 +493,19 @@ out: return NULL; } +static int qemu_gluster_truncate(BlockDriverState *bs, int64_t offset) +{ + int ret; + BDRVGlusterState *s = bs->opaque; + + ret = glfs_ftruncate(s->fd, offset); + if (ret < 0) { + return -errno; + } + + return 0; +} + static BlockDriverAIOCB *qemu_gluster_aio_readv(BlockDriverState *bs, int64_t sector_num, QEMUIOVector *qiov, int nb_sectors, BlockDriverCompletionFunc *cb, void *opaque) @@ -631,6 +644,7 @@ static BlockDriver bdrv_gluster = { .bdrv_create = qemu_gluster_create, .bdrv_getlength = qemu_gluster_getlength, .bdrv_get_allocated_file_size = qemu_gluster_allocated_file_size, + .bdrv_truncate = qemu_gluster_truncate, .bdrv_aio_readv = qemu_gluster_aio_readv, .bdrv_aio_writev = qemu_gluster_aio_writev, .bdrv_aio_flush = qemu_gluster_aio_flush, @@ -650,6 +664,7 @@ static BlockDriver bdrv_gluster_tcp = { .bdrv_create = qemu_gluster_create, .bdrv_getlength = qemu_gluster_getlength, .bdrv_get_allocated_file_size = qemu_gluster_allocated_file_size, + .bdrv_truncate = qemu_gluster_truncate, .bdrv_aio_readv = qemu_gluster_aio_readv, .bdrv_aio_writev = qemu_gluster_aio_writev, .bdrv_aio_flush = qemu_gluster_aio_flush, @@ -669,6 +684,7 @@ static BlockDriver bdrv_gluster_unix = { .bdrv_create = qemu_gluster_create, .bdrv_getlength = qemu_gluster_getlength, .bdrv_get_allocated_file_size = qemu_gluster_allocated_file_size, + .bdrv_truncate = qemu_gluster_truncate, .bdrv_aio_readv = qemu_gluster_aio_readv, .bdrv_aio_writev = qemu_gluster_aio_writev, .bdrv_aio_flush = qemu_gluster_aio_flush, @@ -688,6 +704,7 @@ static BlockDriver bdrv_gluster_rdma = { .bdrv_create = qemu_gluster_create, .bdrv_getlength = qemu_gluster_getlength, .bdrv_get_allocated_file_size = qemu_gluster_allocated_file_size, + .bdrv_truncate = qemu_gluster_truncate, .bdrv_aio_readv = qemu_gluster_aio_readv, .bdrv_aio_writev = qemu_gluster_aio_writev, .bdrv_aio_flush = qemu_gluster_aio_flush, |