diff options
| author |   Ingo Molnar <mingo@kernel.org> | 2019-05-16 09:04:48 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-05-16 09:04:48 +0200 |
| commit | 00f5764dbb040188e5dce2cd9e648360886b045c (patch) | |
| tree | 2dc969bb165a27a7cebdd1798b7a697243a790de /lib/test_sysctl.c | |
| parent | x86/kconfig: Disable CONFIG_GENERIC_HWEIGHT and remove __HAVE_ARCH_SW_HWEIGHT (diff) | |
| parent | Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma (diff) | |
Merge branch 'linus' into x86/urgent, to pick up dependent changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'lib/test_sysctl.c')
| -rw-r--r-- | lib/test_sysctl.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/lib/test_sysctl.c b/lib/test_sysctl.c index 3dd801c1c85b..566dad3f4196 100644 --- a/lib/test_sysctl.c +++ b/lib/test_sysctl.c @@ -47,6 +47,9 @@ struct test_sysctl_data { unsigned int uint_0001; char string_0001[65]; + +#define SYSCTL_TEST_BITMAP_SIZE 65536 + unsigned long *bitmap_0001; }; static struct test_sysctl_data test_data = { @@ -102,6 +105,13 @@ static struct ctl_table test_table[] = { .mode = 0644, .proc_handler = proc_dostring, }, + { + .procname = "bitmap_0001", + .data = &test_data.bitmap_0001, + .maxlen = SYSCTL_TEST_BITMAP_SIZE, + .mode = 0644, + .proc_handler = proc_do_large_bitmap, + }, { } }; @@ -129,15 +139,21 @@ static struct ctl_table_header *test_sysctl_header; static int __init test_sysctl_init(void) { + test_data.bitmap_0001 = kzalloc(SYSCTL_TEST_BITMAP_SIZE/8, GFP_KERNEL); + if (!test_data.bitmap_0001) + return -ENOMEM; test_sysctl_header = register_sysctl_table(test_sysctl_root_table); - if (!test_sysctl_header) + if (!test_sysctl_header) { + kfree(test_data.bitmap_0001); return -ENOMEM; + } return 0; } late_initcall(test_sysctl_init); static void __exit test_sysctl_exit(void) { + kfree(test_data.bitmap_0001); if (test_sysctl_header) unregister_sysctl_table(test_sysctl_header); } |