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-rw-r--r--c_src/include/linux/cache.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/c_src/include/linux/cache.h b/c_src/include/linux/cache.h
new file mode 100644
index 00000000..c61167ca
--- /dev/null
+++ b/c_src/include/linux/cache.h
@@ -0,0 +1,17 @@
+#ifndef __TOOLS_LINUX_CACHE_H
+#define __TOOLS_LINUX_CACHE_H
+
+#define L1_CACHE_SHIFT 6
+#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
+#define SMP_CACHE_BYTES L1_CACHE_BYTES
+
+#define L1_CACHE_ALIGN(x) __ALIGN_KERNEL(x, L1_CACHE_BYTES)
+
+#define __read_mostly
+#define __ro_after_init
+
+#define ____cacheline_aligned __attribute__((__aligned__(SMP_CACHE_BYTES)))
+#define ____cacheline_aligned_in_smp ____cacheline_aligned
+
+#endif /* __TOOLS_LINUX_CACHE_H */
+