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target/transport: add flag to indicate CPU Affinity is observed

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Signed-off-by: Quinn Tran <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Reviewed-by: Bart Van Assche <[email protected]>
Fixes: fb3269b ("qla2xxx: Add selective command queuing")
Signed-off-by: Himanshu Madhani <[email protected]>
Signed-off-by: Nicholas Bellinger <[email protected]>
This commit is contained in:
Quinn Tran 2016-02-10 18:59:13 -05:00 • committed by Nicholas Bellinger
commit 9095adaab8
2 changed files with 11 additions and 3 deletions
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12
drivers/target/target_core_transport.c
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@ -711,10 +711,10 @@ void target_complete_cmd(struct se_cmd *cmd, u8 scsi_status)
cmd->transport_state |= (CMD_T_COMPLETE | CMD_T_ACTIVE);
spin_unlock_irqrestore(&cmd->t_state_lock, flags);
if (cmd->cpuid == -1)
queue_work(target_completion_wq, &cmd->work);
else
if (cmd->se_cmd_flags & SCF_USE_CPUID)
queue_work_on(cmd->cpuid, target_completion_wq, &cmd->work);
else
queue_work(target_completion_wq, &cmd->work);
}
EXPORT_SYMBOL(target_complete_cmd);
@ -1426,6 +1426,12 @@ int target_submit_cmd_map_sgls(struct se_cmd *se_cmd, struct se_session *se_sess
*/
transport_init_se_cmd(se_cmd, se_tpg->se_tpg_tfo, se_sess,
data_length, data_dir, task_attr, sense);
if (flags & TARGET_SCF_USE_CPUID)
se_cmd->se_cmd_flags |= SCF_USE_CPUID;
else
se_cmd->cpuid = WORK_CPU_UNBOUND;
if (flags & TARGET_SCF_UNKNOWN_SIZE)
se_cmd->unknown_data_length = 1;
/*