提交 feae8564 编写于 作者: J Jörn Engel 提交者: Nicholas Bellinger

target: simplify target_check_cdb_and_preempt

- rename to target_check_cdb_and_preempt
- use non-safe list_for_each_entry
- move common check into callee (simplifying callers)
Signed-off-by: NJoern Engel <joern@logfs.org>
Signed-off-by: NNicholas Bellinger <nab@linux-iscsi.org>
上级 c165f69c
......@@ -100,15 +100,15 @@ static void core_tmr_handle_tas_abort(
transport_cmd_finish_abort(cmd, 0);
}
static int core_scsi3_check_cdb_abort_and_preempt(
struct list_head *preempt_and_abort_list,
struct se_cmd *cmd)
static int target_check_cdb_and_preempt(struct list_head *list,
struct se_cmd *cmd)
{
struct t10_pr_registration *pr_reg, *pr_reg_tmp;
struct t10_pr_registration *reg;
list_for_each_entry_safe(pr_reg, pr_reg_tmp, preempt_and_abort_list,
pr_reg_abort_list) {
if (pr_reg->pr_res_key == cmd->pr_res_key)
if (!list)
return 0;
list_for_each_entry(reg, list, pr_reg_abort_list) {
if (reg->pr_res_key == cmd->pr_res_key)
return 0;
}
......@@ -146,9 +146,7 @@ static void core_tmr_drain_tmr_list(
* parameter (eg: for PROUT PREEMPT_AND_ABORT service action
* skip non regisration key matching TMRs.
*/
if (preempt_and_abort_list &&
(core_scsi3_check_cdb_abort_and_preempt(
preempt_and_abort_list, cmd) != 0))
if (target_check_cdb_and_preempt(preempt_and_abort_list, cmd))
continue;
spin_lock(&cmd->t_state_lock);
......@@ -225,9 +223,7 @@ static void core_tmr_drain_task_list(
* For PREEMPT_AND_ABORT usage, only process commands
* with a matching reservation key.
*/
if (preempt_and_abort_list &&
(core_scsi3_check_cdb_abort_and_preempt(
preempt_and_abort_list, cmd) != 0))
if (target_check_cdb_and_preempt(preempt_and_abort_list, cmd))
continue;
/*
* Not aborting PROUT PREEMPT_AND_ABORT CDB..
......@@ -335,9 +331,7 @@ static void core_tmr_drain_cmd_list(
* For PREEMPT_AND_ABORT usage, only process commands
* with a matching reservation key.
*/
if (preempt_and_abort_list &&
(core_scsi3_check_cdb_abort_and_preempt(
preempt_and_abort_list, cmd) != 0))
if (target_check_cdb_and_preempt(preempt_and_abort_list, cmd))
continue;
/*
* Not aborting PROUT PREEMPT_AND_ABORT CDB..
......
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