Re: [RFC PATCH v4 1/2] selftests/x86: sysret_rip: Handle syscall in a FRED system

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On Wed, Jan 25, 2023 at 10:37:17AM +0700, Ammar Faizi wrote:
> On Wed, Jan 25, 2023 at 10:22:39AM +0700, Ammar Faizi wrote:
> > +	/*
> > +	 * Test that we don't get a mix of REGS_SAVED and REGS_SYSRET.
> > +	 * It needs at least calling do_syscall() twice to assert.
> > +	 */
> > +	if (regs_ok_state == REGS_UNDEFINED) {
> > +		/*
> > +		 * First time calling do_syscall().
> > +		 */
> > +		regs_ok_state = ret;
> > +		return ret;
> > +	} else {
> 
> Oops, this should not be returning ret here. Ignore this version.
> I'll send v5.

Side note: This mistake doesn't affect the test correctness because
we currenly don't use the return value of do_syscall().

But still worth fixing...

-- 
Ammar Faizi




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