diff mbox series

[v6,22/23] cryptodev: remove rte marker fields

Message ID 1709012499-12813-23-git-send-email-roretzla@linux.microsoft.com (mailing list archive)
State Superseded, archived
Delegated to: Thomas Monjalon
Headers
Series stop and remove RTE_MARKER typedefs |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Tyler Retzlaff Feb. 27, 2024, 5:41 a.m. UTC 
  RTE_MARKER typedefs are a GCC extension unsupported by MSVC. Remove
RTE_MARKER fields from rte_mbuf struct.

Maintain alignment of fields after removed cacheline1 marker by placing
C11 alignas(RTE_CACHE_LINE_MIN_SIZE).

Signed-off-by: Tyler Retzlaff <roretzla@linux.microsoft.com>
---
 doc/guides/rel_notes/release_24_03.rst | 3 +++
 lib/cryptodev/cryptodev_pmd.h          | 5 +++--
 2 files changed, 6 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/doc/guides/rel_notes/release_24_03.rst b/doc/guides/rel_notes/release_24_03.rst
index 9469b92..2903f7e 100644
--- a/doc/guides/rel_notes/release_24_03.rst
+++ b/doc/guides/rel_notes/release_24_03.rst
@@ -169,6 +169,9 @@  Removed Items
 * security: ``RTE_MARKER`` fields ``cacheline0`` and ``cacheline1``
   have been removed from ``struct rte_security_session``.
 
+* cryptodev: ``RTE_MARKER`` fields ``cacheline0`` and ``cacheline1``
+  have been removed from ``struct cryptodev_driver``.
+
 API Changes
 -----------
 
diff --git a/lib/cryptodev/cryptodev_pmd.h b/lib/cryptodev/cryptodev_pmd.h
index 0732b35..e676ef7 100644
--- a/lib/cryptodev/cryptodev_pmd.h
+++ b/lib/cryptodev/cryptodev_pmd.h
@@ -5,6 +5,8 @@ 
 #ifndef _CRYPTODEV_PMD_H_
 #define _CRYPTODEV_PMD_H_
 
+#include <stdalign.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -139,7 +141,6 @@  struct cryptodev_driver {
  * has a fixed algo, key, op-type, digest_len etc.
  */
 struct rte_cryptodev_sym_session {
-	RTE_MARKER cacheline0;
 	uint64_t opaque_data;
 	/**< Can be used for external metadata */
 	uint32_t sess_data_sz;
@@ -151,7 +152,7 @@  struct rte_cryptodev_sym_session {
 	rte_iova_t driver_priv_data_iova;
 	/**< Session driver data IOVA address */
 
-	RTE_MARKER cacheline1 __rte_cache_min_aligned;
+	alignas(RTE_CACHE_LINE_MIN_SIZE)
 	/**< Second cache line - start of the driver session data */
 	uint8_t driver_priv_data[];
 	/**< Driver specific session data, variable size */