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authorNicholas Bellinger <nab@daterainc.com>2013-08-17 14:27:56 -0700
committerNicholas Bellinger <nab@linux-iscsi.org>2013-09-09 14:29:21 -0700
commitd703ce2f7f4de20c03d71c22a9d5e3708798047b (patch)
treef06be5be02dc43ae0a7c34eacd986238005a003b /include/target/iscsi
parent3aee26b4ae91048c933dc622f00b7bb01f7f0ff1 (diff)
downloadlinux-stericsson-d703ce2f7f4de20c03d71c22a9d5e3708798047b.tar.gz
iscsi/iser-target: Convert to command priv_size usage
This command converts iscsi/isert-target to use allocations based on iscsit_transport->priv_size within iscsit_allocate_cmd(), instead of using an embedded isert_cmd->iscsi_cmd. This includes removing iscsit_transport->alloc_cmd() usage, along with updating isert-target code to use iscsit_priv_cmd(). Also, remove left-over iscsit_transport->release_cmd() usage for direct calls to iscsit_release_cmd(), and drop the now unused lio_cmd_cache and isert_cmd_cache. Cc: Or Gerlitz <ogerlitz@mellanox.com> Cc: Kent Overstreet <kmo@daterainc.com> Signed-off-by: Nicholas Bellinger <nab@daterainc.com>
Diffstat (limited to 'include/target/iscsi')
-rw-r--r--include/target/iscsi/iscsi_transport.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/target/iscsi/iscsi_transport.h b/include/target/iscsi/iscsi_transport.h
index e5d09d242ba3..a12589c4ee92 100644
--- a/include/target/iscsi/iscsi_transport.h
+++ b/include/target/iscsi/iscsi_transport.h
@@ -6,13 +6,13 @@ struct iscsit_transport {
#define ISCSIT_TRANSPORT_NAME 16
char name[ISCSIT_TRANSPORT_NAME];
int transport_type;
+ int priv_size;
struct module *owner;
struct list_head t_node;
int (*iscsit_setup_np)(struct iscsi_np *, struct __kernel_sockaddr_storage *);
int (*iscsit_accept_np)(struct iscsi_np *, struct iscsi_conn *);
void (*iscsit_free_np)(struct iscsi_np *);
void (*iscsit_free_conn)(struct iscsi_conn *);
- struct iscsi_cmd *(*iscsit_alloc_cmd)(struct iscsi_conn *, gfp_t);
int (*iscsit_get_login_rx)(struct iscsi_conn *, struct iscsi_login *);
int (*iscsit_put_login_tx)(struct iscsi_conn *, struct iscsi_login *, u32);
int (*iscsit_immediate_queue)(struct iscsi_conn *, struct iscsi_cmd *, int);
@@ -22,6 +22,11 @@ struct iscsit_transport {
int (*iscsit_queue_status)(struct iscsi_conn *, struct iscsi_cmd *);
};
+static inline void *iscsit_priv_cmd(struct iscsi_cmd *cmd)
+{
+ return (void *)(cmd + 1);
+}
+
/*
* From iscsi_target_transport.c
*/
@@ -92,3 +97,4 @@ extern int iscsit_tmr_post_handler(struct iscsi_cmd *, struct iscsi_conn *);
extern struct iscsi_cmd *iscsit_allocate_cmd(struct iscsi_conn *, gfp_t);
extern int iscsit_sequence_cmd(struct iscsi_conn *, struct iscsi_cmd *,
unsigned char *, __be32);
+extern void iscsit_release_cmd(struct iscsi_cmd *);