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target: Use array_zalloc for tpg_lun_list

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Turns an order-10 allocation into slab-sized ones, thereby preventing
allocation failures with memory fragmentation.

This likely saves memory as well, as the slab allocator can pack objects
more tightly than the buddy allocator.

Signed-off-by: Joern Engel <joern@logfs.org>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Jörn Engel
2012-03-15 15:05:12 -04:00
committed by Nicholas Bellinger
parent b168fe8cfe
commit 4a5a75f32d
4 changed files with 41 additions and 11 deletions
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include/target/target_core_backend.h
+2
View File
@@ -62,4 +62,6 @@ int transport_set_vpd_ident(struct t10_vpd *, unsigned char *);
void *transport_kmap_data_sg(struct se_cmd *);
void transport_kunmap_data_sg(struct se_cmd *);
void array_free(void *array, int n);
#endif /* TARGET_CORE_BACKEND_H */
include/target/target_core_base.h
+1 -1
View File
@@ -934,7 +934,7 @@ struct se_portal_group {
struct list_head se_tpg_node;
/* linked list for initiator ACL list */
struct list_head acl_node_list;
struct se_lun *tpg_lun_list;
struct se_lun **tpg_lun_list;
struct se_lun tpg_virt_lun0;
/* List of TCM sessions associated wth this TPG */
struct list_head tpg_sess_list;