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gluster: Drop useless has_zero_init callback

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block.c already defaults to 0 if we don't provide a callback; there's
no need to write a callback that always fails.

Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Message-Id: <20200428202905.770727-2-eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Eric Blake 2020-04-28 15:28:57 -05:00 committed by Kevin Wolf
parent 4b96fa3846
commit 5e09bcee5b
1 changed files with 0 additions and 14 deletions
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14
block/gluster.c
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@ -1359,12 +1359,6 @@ static int64_t qemu_gluster_allocated_file_size(BlockDriverState *bs)
}
}
static int qemu_gluster_has_zero_init(BlockDriverState *bs)
{
/* GlusterFS volume could be backed by a block device */
return 0;
}
/*
* Find allocation range in @bs around offset @start.
* May change underlying file descriptor's file offset.
@ -1569,8 +1563,6 @@ static BlockDriver bdrv_gluster = {
.bdrv_co_readv = qemu_gluster_co_readv,
.bdrv_co_writev = qemu_gluster_co_writev,
.bdrv_co_flush_to_disk = qemu_gluster_co_flush_to_disk,
.bdrv_has_zero_init = qemu_gluster_has_zero_init,
.bdrv_has_zero_init_truncate = qemu_gluster_has_zero_init,
#ifdef CONFIG_GLUSTERFS_DISCARD
.bdrv_co_pdiscard = qemu_gluster_co_pdiscard,
#endif
@ -1601,8 +1593,6 @@ static BlockDriver bdrv_gluster_tcp = {
.bdrv_co_readv = qemu_gluster_co_readv,
.bdrv_co_writev = qemu_gluster_co_writev,
.bdrv_co_flush_to_disk = qemu_gluster_co_flush_to_disk,
.bdrv_has_zero_init = qemu_gluster_has_zero_init,
.bdrv_has_zero_init_truncate = qemu_gluster_has_zero_init,
#ifdef CONFIG_GLUSTERFS_DISCARD
.bdrv_co_pdiscard = qemu_gluster_co_pdiscard,
#endif
@ -1633,8 +1623,6 @@ static BlockDriver bdrv_gluster_unix = {
.bdrv_co_readv = qemu_gluster_co_readv,
.bdrv_co_writev = qemu_gluster_co_writev,
.bdrv_co_flush_to_disk = qemu_gluster_co_flush_to_disk,
.bdrv_has_zero_init = qemu_gluster_has_zero_init,
.bdrv_has_zero_init_truncate = qemu_gluster_has_zero_init,
#ifdef CONFIG_GLUSTERFS_DISCARD
.bdrv_co_pdiscard = qemu_gluster_co_pdiscard,
#endif
@ -1671,8 +1659,6 @@ static BlockDriver bdrv_gluster_rdma = {
.bdrv_co_readv = qemu_gluster_co_readv,
.bdrv_co_writev = qemu_gluster_co_writev,
.bdrv_co_flush_to_disk = qemu_gluster_co_flush_to_disk,
.bdrv_has_zero_init = qemu_gluster_has_zero_init,
.bdrv_has_zero_init_truncate = qemu_gluster_has_zero_init,
#ifdef CONFIG_GLUSTERFS_DISCARD
.bdrv_co_pdiscard = qemu_gluster_co_pdiscard,
#endif