Messages in this thread Patch in this message | | | Date | Wed, 01 Jul 2020 08:04:50 -0000 | From | "tip-bot2 for Andy Lutomirski" <> | Subject | [tip: x86/urgent] selftests/x86/syscall_nt: Clear weird flags after each test |
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The following commit has been merged into the x86/urgent branch of tip:
Commit-ID: a61fa2799ef9bf6c4f54cf7295036577cececc72 Gitweb: https://git.kernel.org/tip/a61fa2799ef9bf6c4f54cf7295036577cececc72 Author: Andy Lutomirski <luto@kernel.org> AuthorDate: Fri, 26 Jun 2020 10:21:15 -07:00 Committer: Thomas Gleixner <tglx@linutronix.de> CommitterDate: Wed, 01 Jul 2020 10:00:26 +02:00
selftests/x86/syscall_nt: Clear weird flags after each test
Clear the weird flags before logging to improve strace output -- logging results while, say, TF is set does no one any favors.
Signed-off-by: Andy Lutomirski <luto@kernel.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lkml.kernel.org/r/907bfa5a42d4475b8245e18b67a04b13ca51ffdb.1593191971.git.luto@kernel.org
--- tools/testing/selftests/x86/syscall_nt.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/tools/testing/selftests/x86/syscall_nt.c b/tools/testing/selftests/x86/syscall_nt.c index f060534..5fc82b9 100644 --- a/tools/testing/selftests/x86/syscall_nt.c +++ b/tools/testing/selftests/x86/syscall_nt.c @@ -59,6 +59,7 @@ static void do_it(unsigned long extraflags) set_eflags(get_eflags() | extraflags); syscall(SYS_getpid); flags = get_eflags(); + set_eflags(X86_EFLAGS_IF | X86_EFLAGS_FIXED); if ((flags & extraflags) == extraflags) { printf("[OK]\tThe syscall worked and flags are still set\n"); } else {
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