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-rw-r--r--user/haveged/fix-cpu-cache-size-detection.patch15
1 files changed, 15 insertions, 0 deletions
diff --git a/user/haveged/fix-cpu-cache-size-detection.patch b/user/haveged/fix-cpu-cache-size-detection.patch
new file mode 100644
index 000000000..07da2b46d
--- /dev/null
+++ b/user/haveged/fix-cpu-cache-size-detection.patch
@@ -0,0 +1,15 @@
+Some ARM cpus does not report the cache size or say it is -1
+
+diff --git a/src/havegetune.c b/src/havegetune.c
+index f1a99f2..de39c53 100644
+--- a/src/havegetune.c
++++ b/src/havegetune.c
+@@ -795,6 +795,8 @@ static int vfs_configInfoCache(
+ ctype = vfs_configFile(pAnchor, path, vfs_configType);
+ strcpy(path+plen, "size");
+ size = vfs_configFile(pAnchor, path, vfs_configInt);
++ if (size == -1)
++ size = ctype == 'I' ? GENERIC_ICACHE : GENERIC_DCACHE;
+ cfg_cacheAdd(pAnchor, SRC_VFS_INDEX, pArgs[1], level, ctype, size);
+ }
+ }