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device_mapper: remove unused lines

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No need for versioning history in internal version.
This commit is contained in:
Zdenek Kabelac 2021-03-29 22:02:45 +02:00
parent 1cedbaf137
commit f1e8437c59
3 changed files with 0 additions and 119 deletions
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15
device_mapper/datastruct/bitset.c
View File

@ -242,18 +242,3 @@ bad:
} }
return NULL; return NULL;
} }
#if defined(__GNUC__)
/*
* Maintain backward compatibility with older versions that did not
* accept a 'min_num_bits' argument to dm_bitset_parse_list().
*/
dm_bitset_t dm_bitset_parse_list_v1_02_129(const char *str, struct dm_pool *mem);
dm_bitset_t dm_bitset_parse_list_v1_02_129(const char *str, struct dm_pool *mem)
{
return dm_bitset_parse_list(str, mem, 0);
}
#else /* if defined(__GNUC__) */
#endif

49
device_mapper/ioctl/libdm-iface.c
View File

@ -2209,52 +2209,3 @@ void dm_lib_exit(void)
_version_ok = 1; _version_ok = 1;
_version_checked = 0; _version_checked = 0;
} }
#if defined(__GNUC__)
/*
* Maintain binary backward compatibility.
* Version script mechanism works with 'gcc' compatible compilers only.
*/
/*
* This following code is here to retain ABI compatibility after adding
* the field deferred_remove to struct dm_info in version 1.02.89.
*
* Binaries linked against version 1.02.88 of libdevmapper or earlier
* will use this function that returns dm_info without the
* deferred_remove field.
*
* Binaries compiled against version 1.02.89 onwards will use
* the new function dm_task_get_info_with_deferred_remove due to the
* #define.
*
* N.B. Keep this function at the end of the file to make sure that
* no code in this file accidentally calls it.
*/
int dm_task_get_info_base(struct dm_task *dmt, struct dm_info *info);
int dm_task_get_info_base(struct dm_task *dmt, struct dm_info *info)
{
struct dm_info new_info;
if (!dm_task_get_info(dmt, &new_info))
return 0;
memcpy(info, &new_info, offsetof(struct dm_info, deferred_remove));
return 1;
}
int dm_task_get_info_with_deferred_remove(struct dm_task *dmt, struct dm_info *info);
int dm_task_get_info_with_deferred_remove(struct dm_task *dmt, struct dm_info *info)
{
struct dm_info new_info;
if (!dm_task_get_info(dmt, &new_info))
return 0;
memcpy(info, &new_info, offsetof(struct dm_info, internal_suspend));
return 1;
}
#endif

55
device_mapper/libdm-deptree.c
View File

@ -4328,61 +4328,6 @@ void dm_tree_node_set_callback(struct dm_tree_node *dnode,
dnode->callback_data = data; dnode->callback_data = data;
} }
#if defined(__GNUC__)
/*
* Backward compatible implementations.
*
* Keep these at the end of the file to make sure that
* no code in this file accidentally calls it.
*/
/* Backward compatible dm_tree_node_size_changed() implementations. */
int dm_tree_node_size_changed_base(const struct dm_tree_node *dnode);
int dm_tree_node_size_changed_base(const struct dm_tree_node *dnode)
{
/* Base does not make difference between smaller and bigger */
return dm_tree_node_size_changed(dnode) ? 1 : 0;
}
/*
* Retain ABI compatibility after adding the DM_CACHE_FEATURE_METADATA2
* in version 1.02.138.
*
* Binaries compiled against version 1.02.138 onwards will use
* the new function dm_tree_node_add_cache_target which detects unknown
* feature flags and returns error for them.
*/
int dm_tree_node_add_cache_target_base(struct dm_tree_node *node,
uint64_t size,
uint64_t feature_flags, /* DM_CACHE_FEATURE_* */
const char *metadata_uuid,
const char *data_uuid,
const char *origin_uuid,
const char *policy_name,
const struct dm_config_node *policy_settings,
uint32_t data_block_size);
int dm_tree_node_add_cache_target_base(struct dm_tree_node *node,
uint64_t size,
uint64_t feature_flags,
const char *metadata_uuid,
const char *data_uuid,
const char *origin_uuid,
const char *policy_name,
const struct dm_config_node *policy_settings,
uint32_t data_block_size)
{
/* Old version supported only these FEATURE bits, others were ignored so masked them */
static const uint64_t _mask =
DM_CACHE_FEATURE_WRITEBACK |
DM_CACHE_FEATURE_WRITETHROUGH |
DM_CACHE_FEATURE_PASSTHROUGH;
return dm_tree_node_add_cache_target(node, size, feature_flags & _mask,
metadata_uuid, data_uuid, origin_uuid,
policy_name, policy_settings, 0, 0, 0, 0, data_block_size);
}
#endif
int dm_tree_node_add_vdo_target(struct dm_tree_node *node, int dm_tree_node_add_vdo_target(struct dm_tree_node *node,
uint64_t size, uint64_t size,
const char *vdo_pool_name, const char *vdo_pool_name,