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Date:   Fri, 22 May 2020 22:58:14 +0100
From:   Al Viro <viro@...iv.linux.org.uk>
To:     Max Filippov <jcmvbkbc@...il.com>
Cc:     linux-xtensa@...ux-xtensa.org, Chris Zankel <chris@...kel.net>,
        Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 0/3] xtensa: clean up __user annotations in asm/uaccess.h

On Fri, May 22, 2020 at 02:41:50PM -0700, Max Filippov wrote:
> Hello,
> 
> this series adds missing __user annotations to functions in
> asm/uaccess.h. It fixes a bunch of sparse warnings for otherwise correct
> code.
> 
> Max Filippov (3):
>   xtensa: add missing __user annotations to __{get,put}_user_check
>   xtensa: fix type conversion in __get_user_size
>   xtensa: add missing __user annotations to asm/uaccess.h

Useful test:

void __user *f(void __user * __user *p)
{
	void __user *q;
	(void)get_user(q, p);
	return q;
}


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