X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvppinfra%2Fcache.h;h=04f91e000618542f28e79b5ea7fba421eb3d460a;hb=d26b8607c9f9a4385bf7af0a01b1a42efaed5053;hp=7a54d34dfeee5d3d581d80dddc7a752ec87d0dce;hpb=5f21e1bd613b372ea6f8be6423894548dae59bdc;p=vpp.git

diff --git a/src/vppinfra/cache.h b/src/vppinfra/cache.h
index 7a54d34dfee..04f91e00061 100644
--- a/src/vppinfra/cache.h
+++ b/src/vppinfra/cache.h
@@ -58,6 +58,12 @@
 
 #define CLIB_CACHE_LINE_BYTES (1 << CLIB_LOG2_CACHE_LINE_BYTES)
 #define CLIB_CACHE_LINE_ALIGN_MARK(mark) u8 mark[0] __attribute__((aligned(CLIB_CACHE_LINE_BYTES)))
+#define CLIB_CACHE_LINE_ROUND(x) ((x + CLIB_CACHE_LINE_BYTES - 1) & ~(CLIB_CACHE_LINE_BYTES - 1))
+
+/* Default cache line fill buffers. */
+#ifndef CLIB_N_PREFETCHES
+#define CLIB_N_PREFETCHES 16
+#endif
 
 /* Read/write arguments to __builtin_prefetch. */
 #define CLIB_PREFETCH_READ 0
@@ -84,6 +90,18 @@ do {						\
 
 #undef _
 
+static_always_inline void
+clib_prefetch_load (void *p)
+{
+  CLIB_PREFETCH (p, CLIB_CACHE_LINE_BYTES, LOAD);
+}
+
+static_always_inline void
+clib_prefetch_store (void *p)
+{
+  CLIB_PREFETCH (p, CLIB_CACHE_LINE_BYTES, STORE);
+}
+
 #endif /* included_clib_cache_h */