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scsi: target: Abstract tag freeing

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Introduce target_free_tag() and convert all drivers to use it.

Signed-off-by: Matthew Wilcox <willy@infradead.org>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Matthew Wilcox
2018-06-12 12:05:43 -07:00
committed by Martin K. Petersen
parent ba80917d99
commit 83c2b54b92
8 changed files with 14 additions and 11 deletions
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2
drivers/target/iscsi/iscsi_target_util.c
View File

@@ -711,7 +711,7 @@ void iscsit_release_cmd(struct iscsi_cmd *cmd)
kfree(cmd->iov_data);
kfree(cmd->text_in_ptr);
percpu_ida_free(&sess->se_sess->sess_tag_pool, se_cmd->map_tag);
target_free_tag(sess->se_sess, se_cmd);
}
EXPORT_SYMBOL(iscsit_release_cmd);

2
drivers/target/sbp/sbp_target.c
View File

@@ -1460,7 +1460,7 @@ static void sbp_free_request(struct sbp_target_request *req)
kfree(req->pg_tbl);
kfree(req->cmd_buf);
percpu_ida_free(&se_sess->sess_tag_pool, se_cmd->map_tag);
target_free_tag(se_sess, se_cmd);
}
static void sbp_mgt_agent_process(struct work_struct *work)

4
drivers/target/tcm_fc/tfc_cmd.c
View File

@@ -92,7 +92,7 @@ static void ft_free_cmd(struct ft_cmd *cmd)
if (fr_seq(fp))
fc_seq_release(fr_seq(fp));
fc_frame_free(fp);
percpu_ida_free(&sess->se_sess->sess_tag_pool, cmd->se_cmd.map_tag);
target_free_tag(sess->se_sess, &cmd->se_cmd);
ft_sess_put(sess); /* undo get from lookup at recv */
}
@@ -461,7 +461,7 @@ static void ft_recv_cmd(struct ft_sess *sess, struct fc_frame *fp)
cmd->sess = sess;
cmd->seq = fc_seq_assign(lport, fp);
if (!cmd->seq) {
percpu_ida_free(&se_sess->sess_tag_pool, tag);
target_free_tag(se_sess, &cmd->se_cmd);
goto busy;
}
cmd->req_frame = fp; /* hold frame during cmd */