[v2,45/71] event/dlb2: replace use of fixed size rte_memcpy

Message ID 20240301171707.95242-46-stephen@networkplumber.org (mailing list archive)
State Superseded
Delegated to: Thomas Monjalon
Headers
Series replace use of fixed size rte_mempcy |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Stephen Hemminger March 1, 2024, 5:15 p.m. UTC
  Automatically generated by devtools/cocci/rte_memcpy.cocci

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 drivers/event/dlb2/dlb2.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
  

Comments

Sevincer, Abdullah March 5, 2024, 5:07 p.m. UTC | #1
Hi Stephen,

Are all rte_memcpy functions now be replaced by memcpy and no more use of rte_memcpy?
  
Stephen Hemminger March 5, 2024, 6:30 p.m. UTC | #2
On Tue, 5 Mar 2024 17:07:02 +0000
"Sevincer, Abdullah" <abdullah.sevincer@intel.com> wrote:

> Hi Stephen,
> 
> Are all rte_memcpy functions now be replaced by memcpy and no more use of rte_memcpy?
> 

Long term yes. There is no reason for rte_memcpy to exist, it only exists because
the DPDK team at Intel was able to get a faster result for bulk copies than
the current glibc versions.

Medium term, it would be good to kill rte_memcpy for the fixed size case.
Already done for several other architectures.

Short term, none of this is urgent.
  
Sevincer, Abdullah March 6, 2024, 3:24 p.m. UTC | #3
Acked-by: Abdullah Sevincer <abdullah.sevincer@intel.com>
  

Patch

diff --git a/drivers/event/dlb2/dlb2.c b/drivers/event/dlb2/dlb2.c
index 271bbce54a3a..5c1cd35dbda6 100644
--- a/drivers/event/dlb2/dlb2.c
+++ b/drivers/event/dlb2/dlb2.c
@@ -225,7 +225,7 @@  dlb2_hw_query_resources(struct dlb2_eventdev *dlb2)
 	handle->info.hw_rsrc_max.reorder_window_size =
 		dlb2->hw_rsrc_query_results.num_hist_list_entries;
 
-	rte_memcpy(dlb2_info, &handle->info.hw_rsrc_max, sizeof(*dlb2_info));
+	memcpy(dlb2_info, &handle->info.hw_rsrc_max, sizeof(*dlb2_info));
 
 	return 0;
 }
@@ -1671,7 +1671,7 @@  dlb2_hw_create_ldb_port(struct dlb2_eventdev *dlb2,
 	qm_port->issued_releases = 0;
 
 	/* Save config message too. */
-	rte_memcpy(&qm_port->cfg.ldb, &cfg, sizeof(qm_port->cfg.ldb));
+	memcpy(&qm_port->cfg.ldb, &cfg, sizeof(qm_port->cfg.ldb));
 
 	/* update state */
 	qm_port->state = PORT_STARTED; /* enabled at create time */
@@ -1872,7 +1872,7 @@  dlb2_hw_create_dir_port(struct dlb2_eventdev *dlb2,
 	qm_port->issued_releases = 0;
 
 	/* Save config message too. */
-	rte_memcpy(&qm_port->cfg.dir, &cfg, sizeof(qm_port->cfg.dir));
+	memcpy(&qm_port->cfg.dir, &cfg, sizeof(qm_port->cfg.dir));
 
 	/* update state */
 	qm_port->state = PORT_STARTED; /* enabled at create time */