Thread (28 messages) 28 messages, 3 authors, 2021-03-17

Re: [PATCH 2/7] qla2xxx: Constify struct qla_tgt_func_tmpl

From: Himanshu Madhani <hidden>
Date: 2021-03-16 16:24:37

quoted hunk ↗ jump to hunk
On Mar 15, 2021, at 10:56 PM, Bart Van Assche [off-list ref] wrote:

Since the target function pointers are not modified at runtime, declare
the data structure with the target function pointers const.

Cc: Quinn Tran <redacted>
Cc: Mike Christie <michael.christie@oracle.com>
Cc: Himanshu Madhani <redacted>
Cc: Daniel Wagner <redacted>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
---
drivers/scsi/qla2xxx/qla_def.h     | 2 +-
drivers/scsi/qla2xxx/tcm_qla2xxx.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 49b42b430df4..3bdf55bb0833 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -3815,7 +3815,7 @@ struct qlt_hw_data {
	__le32 __iomem *atio_q_in;
	__le32 __iomem *atio_q_out;

-	struct qla_tgt_func_tmpl *tgt_ops;
+	const struct qla_tgt_func_tmpl *tgt_ops;
	struct qla_tgt_vp_map *tgt_vp_map;

	int saved_set;
diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.c b/drivers/scsi/qla2xxx/tcm_qla2xxx.c
index 15650a0bde09..46111f031be9 100644
--- a/drivers/scsi/qla2xxx/tcm_qla2xxx.c
+++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.c
@@ -1578,7 +1578,7 @@ static void tcm_qla2xxx_update_sess(struct fc_port *sess, port_id_t s_id,
/*
 * Calls into tcm_qla2xxx used by qla2xxx LLD I/O path.
 */
-static struct qla_tgt_func_tmpl tcm_qla2xxx_template = {
+static const struct qla_tgt_func_tmpl tcm_qla2xxx_template = {
	.find_cmd_by_tag	= tcm_qla2xxx_find_cmd_by_tag,
	.handle_cmd		= tcm_qla2xxx_handle_cmd,
	.handle_data		= tcm_qla2xxx_handle_data,
Looks Good.

Reviewed-by: Himanshu Madhani <redacted>

--
Himanshu Madhani	 Oracle Linux Engineering
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