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| author | Nicholas Bellinger <nab@linux-iscsi.org> | 2013-06-07 17:38:58 -0700 |
|---|---|---|
| committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2013-09-09 14:29:16 -0700 |
| commit | c0add7fd05ff99c3a516c78eb6b1e6460a3efdae (patch) | |
| tree | 2aa45b7fe481134865e179caf631501bad811959 /include/target/target_core_fabric.h | |
| parent | 798ab48eecdf659df9ae0064ca5c62626c651827 (diff) | |
| download | linux-c0add7fd05ff99c3a516c78eb6b1e6460a3efdae.tar.bz2 | |
target: Add transport_init_session_tags using per-cpu ida
This patch adds lib/idr.c based transport_init_session_tags() logic
that allows fabric drivers to setup a per-cpu se_sess->sess_tag_pool
and associated se_sess->sess_cmd_map for basic tagged pre-allocation
of fabric descriptor sized memory.
v5 changes:
- Convert to percpu_ida.h include
v4 changes:
- Add transport_alloc_session_tags() for fabrics that need early
transport_init_session()
v3 changes:
- Update to percpu-ida usage
Cc: Kent Overstreet <kmo@daterainc.com>
Cc: Asias He <asias@redhat.com>
Cc: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Asias He <asias@redhat.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'include/target/target_core_fabric.h')
| -rw-r--r-- | include/target/target_core_fabric.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/target/target_core_fabric.h b/include/target/target_core_fabric.h index 7a16178424f9..d559c36692af 100644 --- a/include/target/target_core_fabric.h +++ b/include/target/target_core_fabric.h @@ -84,6 +84,9 @@ struct target_core_fabric_ops { }; struct se_session *transport_init_session(void); +int transport_alloc_session_tags(struct se_session *, unsigned int, + unsigned int); +struct se_session *transport_init_session_tags(unsigned int, unsigned int); void __transport_register_session(struct se_portal_group *, struct se_node_acl *, struct se_session *, void *); void transport_register_session(struct se_portal_group *, |