X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Freadahead-common.c;h=88441dbe1c913e35ae1e21245a760650347485af;hp=8533717d479ae7aa8befb3b4812aea5b537ec649;hb=41a598e21a9f6cfe8dad7759c3c9facd55774acf;hpb=22be093ffb403a1c474037939ca9b88b1ee39f77

diff --git a/src/readahead-common.c b/src/readahead-common.c
index 8533717d4..88441dbe1 100644
--- a/src/readahead-common.c
+++ b/src/readahead-common.c
@@ -23,6 +23,7 @@
 #include <libudev.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sys/sysinfo.h>
 
 #include "log.h"
 #include "readahead-common.h"
@@ -105,3 +106,13 @@ finish:
 
         return b;
 }
+
+bool enough_ram(void) {
+        struct sysinfo si;
+
+        assert_se(sysinfo(&si) >= 0);
+
+        return si.totalram > 127 * 1024*1024; /* Enable readahead only
+                                               * with at least 128MB
+                                               * memory */
+}