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Diffstat (limited to 'tools/testing/selftests/vm/compaction_test.c')
-rw-r--r--tools/testing/selftests/vm/compaction_test.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/testing/selftests/vm/compaction_test.c b/tools/testing/selftests/vm/compaction_test.c
index bcec71250873..cb2db2102dd2 100644
--- a/tools/testing/selftests/vm/compaction_test.c
+++ b/tools/testing/selftests/vm/compaction_test.c
@@ -102,6 +102,8 @@ int check_compaction(unsigned long mem_free, unsigned int hugepage_size)
goto close_fd;
}
+ lseek(fd, 0, SEEK_SET);
+
/* Start with the initial condition of 0 huge pages*/
if (write(fd, "0", sizeof(char)) != sizeof(char)) {
perror("Failed to write 0 to /proc/sys/vm/nr_hugepages\n");