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selftests/x86/syscall_nt: Clear weird flags after each test
author
Andy Lutomirski
<luto@kernel.org>
Fri, 26 Jun 2020 17:21:15 +0000
(10:21 -0700)
committer
Thomas Gleixner
<tglx@linutronix.de>
Wed, 1 Jul 2020 08:00:26 +0000
(10:00 +0200)
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
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diff --git
a/tools/testing/selftests/x86/syscall_nt.c
b/tools/testing/selftests/x86/syscall_nt.c
index
f060534
..
5fc82b9
100644
(file)
--- 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 {