The following commit has been merged into the x86/vdso branch of tip:
Commit-ID: 5646bbd6684acf5c9b9dedb863b7d2f6f5a330fb
Gitweb: https://git.kernel.org/tip/5646bbd6684acf5c9b9dedb863b7d2f6f5a330fb
Author: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
AuthorDate: Fri, 25 Nov 2022 10:42:16 +01:00
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitterDate: Mon, 06 Feb 2023 15:48:54 +01:00
selftests: Emit a warning if getcpu() is missing on 32bit
The VDSO implementation for getcpu() has been wired up on 32bit so warn if
missing.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Acked-by: Shuah Khan <skhan@xxxxxxxxxxxxxxxxxxx>
Link: https://lore.kernel.org/r/20221125094216.3663444-4-bigeasy@xxxxxxxxxxxxx
---
tools/testing/selftests/x86/test_vsyscall.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/tools/testing/selftests/x86/test_vsyscall.c b/tools/testing/selftests/x86/test_vsyscall.c
index 5b45e69..47cab97 100644
--- a/tools/testing/selftests/x86/test_vsyscall.c
+++ b/tools/testing/selftests/x86/test_vsyscall.c
@@ -92,11 +92,8 @@ static void init_vdso(void)
printf("[WARN]\tfailed to find time in vDSO\n");
vdso_getcpu = (getcpu_t)dlsym(vdso, "__vdso_getcpu");
- if (!vdso_getcpu) {
- /* getcpu() was never wired up in the 32-bit vDSO. */
- printf("[%s]\tfailed to find getcpu in vDSO\n",
- sizeof(long) == 8 ? "WARN" : "NOTE");
- }
+ if (!vdso_getcpu)
+ printf("[WARN]\tfailed to find getcpu in vDSO\n");
}
static int init_vsys(void)
|