diff options
Diffstat (limited to 'meta/recipes-extended/ltp/ltp/0001-overcommit_memory-update-for-mm-fix-false-positive-O.patch')
| -rw-r--r-- | meta/recipes-extended/ltp/ltp/0001-overcommit_memory-update-for-mm-fix-false-positive-O.patch | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/meta/recipes-extended/ltp/ltp/0001-overcommit_memory-update-for-mm-fix-false-positive-O.patch b/meta/recipes-extended/ltp/ltp/0001-overcommit_memory-update-for-mm-fix-false-positive-O.patch deleted file mode 100644 index bed84712a1..0000000000 --- a/meta/recipes-extended/ltp/ltp/0001-overcommit_memory-update-for-mm-fix-false-positive-O.patch +++ /dev/null @@ -1,57 +0,0 @@ -From d656a447893dccc310c975a239f482278550c3e0 Mon Sep 17 00:00:00 2001 -From: Jan Stancek <jstancek@redhat.com> -Date: Tue, 21 May 2019 10:10:44 +0200 -Subject: [PATCH] overcommit_memory: update for "mm: fix false-positive - OVERCOMMIT_GUESS failures" - -commit 8c7829b04c52 ("mm: fix false-positive OVERCOMMIT_GUESS failures") -changes logic of __vm_enough_memory(), simplifying it to: - When in GUESS mode, catch wild allocations by comparing their request - size to total amount of ram and swap in the system. - -Testcase currently allocates mem_total + swap_total, which doesn't trigger -new condition. Make it more extreme, but assuming free_total / 2 will PASS, -and 2*sum_total will FAIL. - -Signed-off-by: Jan Stancek <jstancek@redhat.com> -Acked-by: Cyril Hrubis <chrubis@suse.cz> - -Upstream-Status: Backport [https://github.com/linux-test-project/ltp/commit/d656a447893dccc310c975a239f482278550c3e0] -Signed-off-by: He Zhe <zhe.he@windriver.com> ---- - testcases/kernel/mem/tunable/overcommit_memory.c | 11 ++++------- - 1 file changed, 4 insertions(+), 7 deletions(-) - -diff --git a/testcases/kernel/mem/tunable/overcommit_memory.c b/testcases/kernel/mem/tunable/overcommit_memory.c -index 555298f..345764d 100644 ---- a/testcases/kernel/mem/tunable/overcommit_memory.c -+++ b/testcases/kernel/mem/tunable/overcommit_memory.c -@@ -36,11 +36,10 @@ - * - * The program is designed to test the two tunables: - * -- * When overcommit_memory = 0, allocatable memory can't overextends -- * the amount of free memory. I choose the three cases: -+ * When overcommit_memory = 0, allocatable memory can't overextend -+ * the amount of total memory: - * a. less than free_total: free_total / 2, alloc should pass. -- * b. greater than free_total: free_total * 2, alloc should fail. -- * c. equal to sum_total: sum_tatal, alloc should fail -+ * b. greater than sum_total: sum_total * 2, alloc should fail. - * - * When overcommit_memory = 1, it can alloc enough much memory, I - * choose the three cases: -@@ -164,9 +163,7 @@ static void overcommit_memory_test(void) - - update_mem(); - alloc_and_check(free_total / 2, EXPECT_PASS); -- update_mem(); -- alloc_and_check(free_total * 2, EXPECT_FAIL); -- alloc_and_check(sum_total, EXPECT_FAIL); -+ alloc_and_check(sum_total * 2, EXPECT_FAIL); - - /* start to test overcommit_memory=1 */ - set_sys_tune("overcommit_memory", 1, 1); --- -2.7.4 - |