From mboxrd@z Thu Jan 1 00:00:00 1970 From: Borislav Petkov via Virtualization Subject: Re: PROPOSAL: Extend inline asm syntax with size spec Date: Thu, 29 Nov 2018 14:07:18 +0100 Message-ID: <20181129130718.GA3070@nazgul.tnic> References: <20181003213100.189959-1-namit@vmware.com> <20181007091805.GA30687@zn.tnic> <20181007132228.GJ29268@gate.crashing.org> <20181008073128.GL29268@gate.crashing.org> <20181009145330.GT29268@gate.crashing.org> Reply-To: Borislav Petkov Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: virtualization-bounces@lists.linux-foundation.org Errors-To: virtualization-bounces@lists.linux-foundation.org To: Masahiro Yamada Cc: Kate Stewart , "Peter Zijlstra (Intel)" , Christopher Li , virtualization@lists.linux-foundation.org, Max Filippov , Nadav Amit , Jan Beulich , "H. Peter Anvin" , Sam Ravnborg , Thomas Gleixner , X86 ML , linux-sparse@vger.kernel.org, Ingo Molnar , linux-xtensa@linux-xtensa.org, Kees Cook , Segher Boessenkool , Chris Zankel , matz@suse.de, Josh Poimboeuf , Alok Kataria , Juergen Gross , gcc@gcc.gnu.org, rguenther@suse.de, Greg Kroah-Hartman , Linux Kernel Mailing List P List-Id: linux-sparse@vger.kernel.org On Thu, Nov 29, 2018 at 08:46:34PM +0900, Masahiro Yamada wrote: > But, I'd like to ask if x86 people want to keep this macros.s approach. > Revert 77b0bf55bc675 right now > assuming the compiler will eventually solve the issue? Yap, considering how elegant the compiler solution is and how much problems this macros-in-asm thing causes, I think we should patch out the latter and wait for gcc9. I mean, the savings are not so mind-blowing to have to deal with the fallout. But this is just my opinion. Thx. -- Regards/Gruss, Boris. ECO tip #101: Trim your mails when you reply. --