Commit 2566557b authored Jun 26, 2020 by Andy Lutomirski Committed by Greg Kroah-Hartman Oct 01, 2020

selftests/x86/syscall_nt: Clear weird flags after each test



[ Upstream commit a61fa2799ef9bf6c4f54cf7295036577cececc72 ]

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


Signed-off-by: Sasha Levin <sashal@kernel.org>

parent d1a2a1c9

tools/testing/selftests/x86/syscall_nt.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -67,6 +67,7 @@ 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 {