diff options
| author | Xiu Jianfeng <xiujianfeng@huawei.com> | 2022-09-06 15:53:12 +0800 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-10-03 14:03:05 -0700 |
| commit | 679d7f69d60bbd124542e620b745c17643cdf680 (patch) | |
| tree | 74b12a7d5fd72aa6cc0d04d7899776ba85ef71bb /mm/rodata_test.c | |
| parent | 4e07acdda7fc23f5c4666e54961ef972a1195ffd (diff) | |
mm/rodata_test: use PAGE_ALIGNED() helper
Use PAGE_ALIGNED() helper instead of open-coding operation, no functional
changes here.
Link: https://lkml.kernel.org/r/20220906075312.166595-1-xiujianfeng@huawei.com
Signed-off-by: Xiu Jianfeng <xiujianfeng@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/rodata_test.c')
| -rw-r--r-- | mm/rodata_test.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/mm/rodata_test.c b/mm/rodata_test.c index 2613371945b7..6d783436951f 100644 --- a/mm/rodata_test.c +++ b/mm/rodata_test.c @@ -9,13 +9,13 @@ #include <linux/rodata_test.h> #include <linux/uaccess.h> +#include <linux/mm.h> #include <asm/sections.h> static const int rodata_test_data = 0xC3; void rodata_test(void) { - unsigned long start, end; int zero = 0; /* test 1: read the value */ @@ -39,13 +39,11 @@ void rodata_test(void) } /* test 4: check if the rodata section is PAGE_SIZE aligned */ - start = (unsigned long)__start_rodata; - end = (unsigned long)__end_rodata; - if (start & (PAGE_SIZE - 1)) { + if (!PAGE_ALIGNED(__start_rodata)) { pr_err("start of .rodata is not page size aligned\n"); return; } - if (end & (PAGE_SIZE - 1)) { + if (!PAGE_ALIGNED(__end_rodata)) { pr_err("end of .rodata is not page size aligned\n"); return; } |