39 lines
1.1 KiB
Diff
39 lines
1.1 KiB
Diff
diff -up numactl-2.0.3-rc3/distance.c.orig numactl-2.0.3-rc3/distance.c
|
|
--- numactl-2.0.3-rc3/distance.c.orig 2009-05-08 10:10:06.000000000 -0400
|
|
+++ numactl-2.0.3-rc3/distance.c 2009-05-08 10:13:01.000000000 -0400
|
|
@@ -50,6 +50,7 @@ static int read_distance_table(void)
|
|
int numnodes = 0;
|
|
int *table = NULL;
|
|
int err = -1;
|
|
+ int found_nodes = 0;
|
|
|
|
for (nd = 0;; nd++) {
|
|
char fn[100];
|
|
@@ -57,7 +58,7 @@ static int read_distance_table(void)
|
|
sprintf(fn, "/sys/devices/system/node/node%d/distance", nd);
|
|
dfh = fopen(fn, "r");
|
|
if (!dfh) {
|
|
- if (errno == ENOENT && nd > 0)
|
|
+ if (errno == ENOENT)
|
|
err = 0;
|
|
if (!err && nd<numa_num_configured_nodes())
|
|
continue;
|
|
@@ -79,14 +80,15 @@ static int read_distance_table(void)
|
|
}
|
|
|
|
parse_numbers(line, table + nd * numnodes, numnodes);
|
|
+ found_nodes++;
|
|
}
|
|
free(line);
|
|
- if (err) {
|
|
+ if (!found_nodes) {
|
|
numa_warn(W_distance,
|
|
"Cannot parse distance information in sysfs: %s",
|
|
strerror(errno));
|
|
free(table);
|
|
- return err;
|
|
+ return -1;
|
|
}
|
|
/* Update the global table pointer. Race window here with
|
|
other threads, but in the worst case we leak one distance
|