linux-kernel - Re: [PATCH] thread_info: suppress sparse warning in check_copy

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Message-ID: <CAADWXX8b3rJZBBv5V+eoSpC-073Peh4nnTxoJWjMJTbkasSTJg@mail.gmail.com>
Date:   Wed, 26 Jul 2017 15:41:44 -0700
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     AbdAllah-MEZITI <abdallah.meziti.pro@...il.com>
Cc:     luto@...nel.org, Mark Rutland <mark.rutland@....com>,
        Kees Cook <keescook@...omium.org>,
        Ingo Molnar <mingo@...nel.org>,
        Heiko Carstens <heiko.carstens@...ibm.com>,
        Kyle Huey <me@...ehuey.com>,
        Sahara <keun-o.park@...kmatter.ae>,
        Al Viro <viro@...iv.linux.org.uk>,
        lkml <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] thread_info: suppress sparse warning in check_copy_size()

This is wrong. The sparse version of __compiletime_object_size()
should just be fixed to take a 'const' pointer without complaints.

               Linus