madvise hints may not be ORed since they are enumerated ... #224

[rrdtool.git] / src / rrd_open.c

diff --git a/src/rrd_open.c b/src/rrd_open.c
index 5c5b0f9e34c12640361651cb455e96b194d78b85..6ef3596b6f69518f73298856b11d85d8a734429b 100644 (file)
--- a/src/rrd_open.c
+++ b/src/rrd_open.c
@@ -1,5 +1,5 @@
 /*****************************************************************************
- * RRDtool 1.3.7  Copyright by Tobi Oetiker, 1997-2009
+ * RRDtool 1.3.8  Copyright by Tobi Oetiker, 1997-2009
  *****************************************************************************
  * rrd_open.c  Open an RRD File
  *****************************************************************************
@@ -13,6 +13,10 @@
 #include <stdlib.h>
 #include <fcntl.h>
 #include <sys/stat.h>
+#endif
+
+#ifdef HAVE_BROKEN_MS_ASYNC
+#include <sys/types.h>       
 #include <utime.h>
 #endif
 
@@ -222,12 +226,14 @@ rrd_file_t *rrd_open(
 #ifdef USE_MADVISE
     if (rdwr & RRD_COPY) {
         /* We will read everything in a moment (copying) */
-        madvise(data, rrd_file->file_len, MADV_WILLNEED | MADV_SEQUENTIAL);
+        madvise(data, rrd_file->file_len, MADV_WILLNEED);
+        madvise(data, rrd_file->file_len, MADV_SEQUENTIAL);
     } else {
         /* We do not need to read anything in for the moment */
         madvise(data, rrd_file->file_len, MADV_RANDOM);
         /* the stat_head will be needed soonish, so hint accordingly */
-        madvise(data, sizeof(stat_head_t), MADV_WILLNEED | MADV_RANDOM);
+        madvise(data, sizeof(stat_head_t), MADV_WILLNEED);
+        madvise(data, sizeof(stat_head_t), MADV_RANDOM);
     }
 #endif
 
@@ -310,7 +316,7 @@ rrd_file_t *rrd_open(
       for (i=0; i<rrd->stat_head->rra_cnt; i++)
         row_cnt += rrd->rra_def[i].row_cnt;
 
-      off_t correct_len = rrd_file->header_len +
+      size_t correct_len = rrd_file->header_len +
         sizeof(rrd_value_t) * row_cnt * rrd->stat_head->ds_cnt;
 
       if (correct_len > rrd_file->file_len)
@@ -389,10 +395,10 @@ void rrd_dontneed(
     rrd_t *rrd)
 {
 #if defined USE_MADVISE || defined HAVE_POSIX_FADVISE
-    unsigned long dontneed_start;
-    unsigned long rra_start;
-    unsigned long active_block;
-    unsigned long i;
+    size_t dontneed_start;
+    size_t rra_start;
+    size_t active_block;
+    size_t i;
     ssize_t   _page_size = sysconf(_SC_PAGESIZE);
 
     if (rrd_file == NULL) {