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authorIngo Molnar <mingo@kernel.org>2018-02-17 11:39:28 +0100
committerIngo Molnar <mingo@kernel.org>2018-02-17 11:39:28 +0100
commit7057bb975dab827997e0ca9dd92cafef0856b0cc (patch)
tree7784dc59c03f25b6bc4fa5cc12d5b61cb8b53765 /tools/testing/selftests/vm/compaction_test.c
parent33ea4b24277b06dbc55d7f5772a46f029600255e (diff)
parent297f9233b53a08fd457815e19f1d6f2c3389857b (diff)
Merge branch 'perf/urgent' into perf/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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 a65b016d4c13..1097f04e4d80 100644
--- a/tools/testing/selftests/vm/compaction_test.c
+++ b/tools/testing/selftests/vm/compaction_test.c
@@ -137,6 +137,8 @@ int check_compaction(unsigned long mem_free, unsigned int hugepage_size)
printf("No of huge pages allocated = %d\n",
(atoi(nr_hugepages)));
+ lseek(fd, 0, SEEK_SET);
+
if (write(fd, initial_nr_hugepages, strlen(initial_nr_hugepages))
!= strlen(initial_nr_hugepages)) {
perror("Failed to write value to /proc/sys/vm/nr_hugepages\n");