set(VPP_PLATFORM_CACHE_LINE_SIZE 64)
set(VPP_PLATFORM_MARCH_FLAGS -march=armv8.3-a+crypto+sve2-bitperm)
+set(VPP_PLATFORM_BUFFER_ALIGN 128)
set(BUFFER_ALLOC_FAULT_INJECTOR 0 CACHE STRING "fault injector off")
endif()
+if(VPP_PLATFORM_BUFFER_ALIGN)
+ set(VLIB_BUFFER_ALIGN ${VPP_PLATFORM_BUFFER_ALIGN})
+else()
+ set(VLIB_BUFFER_ALIGN ${VPP_CACHE_LINE_SIZE})
+endif()
+
set(PRE_DATA_SIZE 128 CACHE STRING "Buffer headroom size.")
if (CMAKE_BUILD_TYPE_UC STREQUAL "DEBUG")
vlib_buffer_alloc_size (uword ext_hdr_size, uword data_size)
{
uword alloc_size = ext_hdr_size + sizeof (vlib_buffer_t) + data_size;
- alloc_size = CLIB_CACHE_LINE_ROUND (alloc_size);
-
- /* in case when we have even number of cachelines, we add one more for
- * better cache occupancy */
- alloc_size |= CLIB_CACHE_LINE_BYTES;
+ alloc_size = round_pow2 (alloc_size, VLIB_BUFFER_ALIGN);
return alloc_size;
}
#include <vppinfra/lock.h>
#include <vlib/error.h> /* for vlib_error_t */
-#include <vlib/config.h> /* for __PRE_DATA_SIZE */
-#define VLIB_BUFFER_PRE_DATA_SIZE __PRE_DATA_SIZE
+#include <vlib/config.h> /* for VLIB_BUFFER_PRE_DATA_SIZE */
#define VLIB_BUFFER_DEFAULT_DATA_SIZE (2048)
#ifndef included_vlib_config_h
#define included_vlib_config_h
-#define __PRE_DATA_SIZE @PRE_DATA_SIZE@
+#define VLIB_BUFFER_PRE_DATA_SIZE @PRE_DATA_SIZE@
+#define VLIB_BUFFER_ALIGN @VLIB_BUFFER_ALIGN@
#define VLIB_BUFFER_ALLOC_FAULT_INJECTOR @BUFFER_ALLOC_FAULT_INJECTOR@
#define VLIB_PROCESS_LOG2_STACK_SIZE @VLIB_PROCESS_LOG2_STACK_SIZE@