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block: remove separate bdrv_file_open callback

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bdrv_file_open and bdrv_open are completely equivalent, they are
never checked except to see which one to invoke.  So merge them
into a single one.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2022-11-24 16:22:22 +01:00
parent 41770f6e6f
commit 44b424dc4a
17 changed files with 30 additions and 34 deletions
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4
block.c
View file

@ -1655,9 +1655,7 @@ bdrv_open_driver(BlockDriverState *bs, BlockDriver *drv, const char *node_name,
bs->opaque = g_malloc0(drv->instance_size);
assert(!drv->bdrv_needs_filename || bs->filename[0]);
if (drv->bdrv_file_open) {
ret = drv->bdrv_file_open(bs, options, open_flags, &local_err);
} else if (drv->bdrv_open) {
if (drv->bdrv_open) {
ret = drv->bdrv_open(bs, options, open_flags, &local_err);
} else {
ret = 0;

2
block/blkdebug.c
View file

@ -1073,7 +1073,7 @@ static BlockDriver bdrv_blkdebug = {
.is_filter = true,
.bdrv_parse_filename = blkdebug_parse_filename,
.bdrv_file_open = blkdebug_open,
.bdrv_open = blkdebug_open,
.bdrv_close = blkdebug_close,
.bdrv_reopen_prepare = blkdebug_reopen_prepare,
.bdrv_child_perm = blkdebug_child_perm,

2
block/blkio.c
View file

@ -1088,7 +1088,7 @@ static void blkio_refresh_limits(BlockDriverState *bs, Error **errp)
*/
#define BLKIO_DRIVER_COMMON \
.instance_size = sizeof(BDRVBlkioState), \
.bdrv_file_open = blkio_file_open, \
.bdrv_open = blkio_file_open, \
.bdrv_close = blkio_close, \
.bdrv_co_getlength = blkio_co_getlength, \
.bdrv_co_truncate = blkio_truncate, \

2
block/blkverify.c
View file

@ -321,7 +321,7 @@ static BlockDriver bdrv_blkverify = {
.instance_size = sizeof(BDRVBlkverifyState),
.bdrv_parse_filename = blkverify_parse_filename,
.bdrv_file_open = blkverify_open,
.bdrv_open = blkverify_open,
.bdrv_close = blkverify_close,
.bdrv_child_perm = bdrv_default_perms,
.bdrv_co_getlength = blkverify_co_getlength,

8
block/curl.c
View file

@ -1034,7 +1034,7 @@ static BlockDriver bdrv_http = {
.instance_size = sizeof(BDRVCURLState),
.bdrv_parse_filename = curl_parse_filename,
.bdrv_file_open = curl_open,
.bdrv_open = curl_open,
.bdrv_close = curl_close,
.bdrv_co_getlength = curl_co_getlength,
@ -1053,7 +1053,7 @@ static BlockDriver bdrv_https = {
.instance_size = sizeof(BDRVCURLState),
.bdrv_parse_filename = curl_parse_filename,
.bdrv_file_open = curl_open,
.bdrv_open = curl_open,
.bdrv_close = curl_close,
.bdrv_co_getlength = curl_co_getlength,
@ -1072,7 +1072,7 @@ static BlockDriver bdrv_ftp = {
.instance_size = sizeof(BDRVCURLState),
.bdrv_parse_filename = curl_parse_filename,
.bdrv_file_open = curl_open,
.bdrv_open = curl_open,
.bdrv_close = curl_close,
.bdrv_co_getlength = curl_co_getlength,
@ -1091,7 +1091,7 @@ static BlockDriver bdrv_ftps = {
.instance_size = sizeof(BDRVCURLState),
.bdrv_parse_filename = curl_parse_filename,
.bdrv_file_open = curl_open,
.bdrv_open = curl_open,
.bdrv_close = curl_close,
.bdrv_co_getlength = curl_co_getlength,

8
block/file-posix.c
View file

@ -3886,7 +3886,7 @@ BlockDriver bdrv_file = {
.bdrv_needs_filename = true,
.bdrv_probe = NULL, /* no probe for protocols */
.bdrv_parse_filename = raw_parse_filename,
.bdrv_file_open = raw_open,
.bdrv_open = raw_open,
.bdrv_reopen_prepare = raw_reopen_prepare,
.bdrv_reopen_commit = raw_reopen_commit,
.bdrv_reopen_abort = raw_reopen_abort,
@ -4257,7 +4257,7 @@ static BlockDriver bdrv_host_device = {
.bdrv_needs_filename = true,
.bdrv_probe_device = hdev_probe_device,
.bdrv_parse_filename = hdev_parse_filename,
.bdrv_file_open = hdev_open,
.bdrv_open = hdev_open,
.bdrv_close = raw_close,
.bdrv_reopen_prepare = raw_reopen_prepare,
.bdrv_reopen_commit = raw_reopen_commit,
@ -4396,7 +4396,7 @@ static BlockDriver bdrv_host_cdrom = {
.bdrv_needs_filename = true,
.bdrv_probe_device = cdrom_probe_device,
.bdrv_parse_filename = cdrom_parse_filename,
.bdrv_file_open = cdrom_open,
.bdrv_open = cdrom_open,
.bdrv_close = raw_close,
.bdrv_reopen_prepare = raw_reopen_prepare,
.bdrv_reopen_commit = raw_reopen_commit,
@ -4522,7 +4522,7 @@ static BlockDriver bdrv_host_cdrom = {
.bdrv_needs_filename = true,
.bdrv_probe_device = cdrom_probe_device,
.bdrv_parse_filename = cdrom_parse_filename,
.bdrv_file_open = cdrom_open,
.bdrv_open = cdrom_open,
.bdrv_close = raw_close,
.bdrv_reopen_prepare = raw_reopen_prepare,
.bdrv_reopen_commit = raw_reopen_commit,

4
block/file-win32.c
View file

@ -746,7 +746,7 @@ BlockDriver bdrv_file = {
.instance_size = sizeof(BDRVRawState),
.bdrv_needs_filename = true,
.bdrv_parse_filename = raw_parse_filename,
.bdrv_file_open = raw_open,
.bdrv_open = raw_open,
.bdrv_refresh_limits = raw_probe_alignment,
.bdrv_close = raw_close,
.bdrv_co_create_opts = raw_co_create_opts,
@ -920,7 +920,7 @@ static BlockDriver bdrv_host_device = {
.bdrv_needs_filename = true,
.bdrv_parse_filename = hdev_parse_filename,
.bdrv_probe_device = hdev_probe_device,
.bdrv_file_open = hdev_open,
.bdrv_open = hdev_open,
.bdrv_close = raw_close,
.bdrv_refresh_limits = hdev_refresh_limits,

6
block/gluster.c
View file

@ -1551,7 +1551,7 @@ static BlockDriver bdrv_gluster = {
.format_name = "gluster",
.protocol_name = "gluster",
.instance_size = sizeof(BDRVGlusterState),
.bdrv_file_open = qemu_gluster_open,
.bdrv_open = qemu_gluster_open,
.bdrv_reopen_prepare = qemu_gluster_reopen_prepare,
.bdrv_reopen_commit = qemu_gluster_reopen_commit,
.bdrv_reopen_abort = qemu_gluster_reopen_abort,
@ -1580,7 +1580,7 @@ static BlockDriver bdrv_gluster_tcp = {
.format_name = "gluster",
.protocol_name = "gluster+tcp",
.instance_size = sizeof(BDRVGlusterState),
.bdrv_file_open = qemu_gluster_open,
.bdrv_open = qemu_gluster_open,
.bdrv_reopen_prepare = qemu_gluster_reopen_prepare,
.bdrv_reopen_commit = qemu_gluster_reopen_commit,
.bdrv_reopen_abort = qemu_gluster_reopen_abort,
@ -1609,7 +1609,7 @@ static BlockDriver bdrv_gluster_unix = {
.format_name = "gluster",
.protocol_name = "gluster+unix",
.instance_size = sizeof(BDRVGlusterState),
.bdrv_file_open = qemu_gluster_open,
.bdrv_open = qemu_gluster_open,
.bdrv_reopen_prepare = qemu_gluster_reopen_prepare,
.bdrv_reopen_commit = qemu_gluster_reopen_commit,
.bdrv_reopen_abort = qemu_gluster_reopen_abort,

4
block/iscsi.c
View file

@ -2429,7 +2429,7 @@ static BlockDriver bdrv_iscsi = {
.instance_size = sizeof(IscsiLun),
.bdrv_parse_filename = iscsi_parse_filename,
.bdrv_file_open = iscsi_open,
.bdrv_open = iscsi_open,
.bdrv_close = iscsi_close,
.bdrv_co_create_opts = bdrv_co_create_opts_simple,
.create_opts = &bdrv_create_opts_simple,
@ -2468,7 +2468,7 @@ static BlockDriver bdrv_iser = {
.instance_size = sizeof(IscsiLun),
.bdrv_parse_filename = iscsi_parse_filename,
.bdrv_file_open = iscsi_open,
.bdrv_open = iscsi_open,
.bdrv_close = iscsi_close,
.bdrv_co_create_opts = bdrv_co_create_opts_simple,
.create_opts = &bdrv_create_opts_simple,

6
block/nbd.c
View file

@ -2146,7 +2146,7 @@ static BlockDriver bdrv_nbd = {
.bdrv_parse_filename = nbd_parse_filename,
.bdrv_co_create_opts = bdrv_co_create_opts_simple,
.create_opts = &bdrv_create_opts_simple,
.bdrv_file_open = nbd_open,
.bdrv_open = nbd_open,
.bdrv_reopen_prepare = nbd_client_reopen_prepare,
.bdrv_co_preadv = nbd_client_co_preadv,
.bdrv_co_pwritev = nbd_client_co_pwritev,
@ -2174,7 +2174,7 @@ static BlockDriver bdrv_nbd_tcp = {
.bdrv_parse_filename = nbd_parse_filename,
.bdrv_co_create_opts = bdrv_co_create_opts_simple,
.create_opts = &bdrv_create_opts_simple,
.bdrv_file_open = nbd_open,
.bdrv_open = nbd_open,
.bdrv_reopen_prepare = nbd_client_reopen_prepare,
.bdrv_co_preadv = nbd_client_co_preadv,
.bdrv_co_pwritev = nbd_client_co_pwritev,
@ -2202,7 +2202,7 @@ static BlockDriver bdrv_nbd_unix = {
.bdrv_parse_filename = nbd_parse_filename,
.bdrv_co_create_opts = bdrv_co_create_opts_simple,
.create_opts = &bdrv_create_opts_simple,
.bdrv_file_open = nbd_open,
.bdrv_open = nbd_open,
.bdrv_reopen_prepare = nbd_client_reopen_prepare,
.bdrv_co_preadv = nbd_client_co_preadv,
.bdrv_co_pwritev = nbd_client_co_pwritev,

2
block/nfs.c
View file

@ -888,7 +888,7 @@ static BlockDriver bdrv_nfs = {
#endif
.bdrv_co_truncate = nfs_file_co_truncate,
.bdrv_file_open = nfs_file_open,
.bdrv_open = nfs_file_open,
.bdrv_close = nfs_file_close,
.bdrv_co_create = nfs_file_co_create,
.bdrv_co_create_opts = nfs_file_co_create_opts,

4
block/null.c
View file

@ -283,7 +283,7 @@ static BlockDriver bdrv_null_co = {
.protocol_name = "null-co",
.instance_size = sizeof(BDRVNullState),
.bdrv_file_open = null_file_open,
.bdrv_open = null_file_open,
.bdrv_parse_filename = null_co_parse_filename,
.bdrv_co_getlength = null_co_getlength,
.bdrv_co_get_allocated_file_size = null_co_get_allocated_file_size,
@ -304,7 +304,7 @@ static BlockDriver bdrv_null_aio = {
.protocol_name = "null-aio",
.instance_size = sizeof(BDRVNullState),
.bdrv_file_open = null_file_open,
.bdrv_open = null_file_open,
.bdrv_parse_filename = null_aio_parse_filename,
.bdrv_co_getlength = null_co_getlength,
.bdrv_co_get_allocated_file_size = null_co_get_allocated_file_size,

2
block/nvme.c
View file

@ -1630,7 +1630,7 @@ static BlockDriver bdrv_nvme = {
.create_opts = &bdrv_create_opts_simple,
.bdrv_parse_filename = nvme_parse_filename,
.bdrv_file_open = nvme_file_open,
.bdrv_open = nvme_file_open,
.bdrv_close = nvme_close,
.bdrv_co_getlength = nvme_co_getlength,
.bdrv_probe_blocksizes = nvme_probe_blocksizes,

3
block/rbd.c
View file

@ -1815,8 +1815,9 @@ static const char *const qemu_rbd_strong_runtime_opts[] = {
static BlockDriver bdrv_rbd = {
.format_name = "rbd",
.instance_size = sizeof(BDRVRBDState),
.bdrv_parse_filename = qemu_rbd_parse_filename,
.bdrv_file_open = qemu_rbd_open,
.bdrv_open = qemu_rbd_open,
.bdrv_close = qemu_rbd_close,
.bdrv_reopen_prepare = qemu_rbd_reopen_prepare,
.bdrv_co_create = qemu_rbd_co_create,

2
block/ssh.c
View file

@ -1362,7 +1362,7 @@ static BlockDriver bdrv_ssh = {
.protocol_name = "ssh",
.instance_size = sizeof(BDRVSSHState),
.bdrv_parse_filename = ssh_parse_filename,
.bdrv_file_open = ssh_file_open,
.bdrv_open = ssh_file_open,
.bdrv_co_create = ssh_co_create,
.bdrv_co_create_opts = ssh_co_create_opts,
.bdrv_close = ssh_close,

2
block/vvfat.c
View file

@ -3258,7 +3258,7 @@ static BlockDriver bdrv_vvfat = {
.instance_size = sizeof(BDRVVVFATState),
.bdrv_parse_filename = vvfat_parse_filename,
.bdrv_file_open = vvfat_open,
.bdrv_open = vvfat_open,
.bdrv_refresh_limits = vvfat_refresh_limits,
.bdrv_close = vvfat_close,
.bdrv_child_perm = vvfat_child_perm,

3
include/block/block_int-common.h
View file

@ -248,9 +248,6 @@ struct BlockDriver {
int GRAPH_UNLOCKED_PTR (*bdrv_open)(
BlockDriverState *bs, QDict *options, int flags, Error **errp);
/* Protocol drivers should implement this instead of bdrv_open */
int GRAPH_UNLOCKED_PTR (*bdrv_file_open)(
BlockDriverState *bs, QDict *options, int flags, Error **errp);
void (*bdrv_close)(BlockDriverState *bs);
int coroutine_fn GRAPH_UNLOCKED_PTR (*bdrv_co_create)(