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-rw-r--r--tools/vm/page_owner_sort.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/tools/vm/page_owner_sort.c b/tools/vm/page_owner_sort.c
index 77147b42d598..f1c055f3c243 100644
--- a/tools/vm/page_owner_sort.c
+++ b/tools/vm/page_owner_sort.c
@@ -79,12 +79,12 @@ static void add_list(char *buf, int len)
}
}
-#define BUF_SIZE 1024
+#define BUF_SIZE (128 * 1024)
int main(int argc, char **argv)
{
FILE *fin, *fout;
- char buf[BUF_SIZE];
+ char *buf;
int ret, i, count;
struct block_list *list2;
struct stat st;
@@ -107,6 +107,11 @@ int main(int argc, char **argv)
max_size = st.st_size / 100; /* hack ... */
list = malloc(max_size * sizeof(*list));
+ buf = malloc(BUF_SIZE);
+ if (!list || !buf) {
+ printf("Out of memory\n");
+ exit(1);
+ }
for ( ; ; ) {
ret = read_block(buf, BUF_SIZE, fin);