From 9370bb92b2d16684ee45cf24e879c93c509162da Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 19 Dec 2024 01:47:39 +0000
Subject: [PATCH] add wifi6 8852be driver
---
kernel/tools/testing/selftests/x86/vdso_restorer.c | 25 ++++++++++++++++---------
1 files changed, 16 insertions(+), 9 deletions(-)
diff --git a/kernel/tools/testing/selftests/x86/vdso_restorer.c b/kernel/tools/testing/selftests/x86/vdso_restorer.c
index cb03842..fe99f24 100644
--- a/kernel/tools/testing/selftests/x86/vdso_restorer.c
+++ b/kernel/tools/testing/selftests/x86/vdso_restorer.c
@@ -1,15 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* vdso_restorer.c - tests vDSO-based signal restore
* Copyright (c) 2015 Andrew Lutomirski
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
*
* This makes sure that sa_restorer == NULL keeps working on 32-bit
* configurations. Modern glibc doesn't use it under any circumstances,
@@ -23,6 +15,7 @@
#include <err.h>
#include <stdio.h>
+#include <dlfcn.h>
#include <string.h>
#include <signal.h>
#include <unistd.h>
@@ -54,10 +47,22 @@
int nerrs = 0;
struct real_sigaction sa;
+ void *vdso = dlopen("linux-vdso.so.1",
+ RTLD_LAZY | RTLD_LOCAL | RTLD_NOLOAD);
+ if (!vdso)
+ vdso = dlopen("linux-gate.so.1",
+ RTLD_LAZY | RTLD_LOCAL | RTLD_NOLOAD);
+ if (!vdso) {
+ printf("[SKIP]\tFailed to find vDSO. Tests are not expected to work.\n");
+ return 0;
+ }
+
memset(&sa, 0, sizeof(sa));
sa.handler = handler_with_siginfo;
sa.flags = SA_SIGINFO;
sa.restorer = NULL; /* request kernel-provided restorer */
+
+ printf("[RUN]\tRaise a signal, SA_SIGINFO, sa.restorer == NULL\n");
if (syscall(SYS_rt_sigaction, SIGUSR1, &sa, NULL, 8) != 0)
err(1, "raw rt_sigaction syscall");
@@ -71,6 +76,8 @@
nerrs++;
}
+ printf("[RUN]\tRaise a signal, !SA_SIGINFO, sa.restorer == NULL\n");
+
sa.flags = 0;
sa.handler = handler_without_siginfo;
if (syscall(SYS_sigaction, SIGUSR1, &sa, 0) != 0)
--
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