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Message-ID: <q42ky23vrxcyaefudecra3otbcq27kekmrwbjrtqmwsloqwuom@o6xw37uul4e7> Date: Wed, 3 Dec 2025 09:20:31 -0800 From: Josh Poimboeuf <jpoimboe@...nel.org> To: Ingo Molnar <mingo@...nel.org> Cc: Linus Torvalds <torvalds@...ux-foundation.org>, linux-kernel@...r.kernel.org, linux-tip-commits@...r.kernel.org, x86@...nel.org Subject: Re: [tip: objtool/urgent] objtool: Consolidate annotation macros On Wed, Dec 03, 2025 at 05:57:00PM +0100, Ingo Molnar wrote: > * Linus Torvalds <torvalds@...ux-foundation.org> wrote: > > > On Wed, 3 Dec 2025 at 08:40, tip-bot2 for Josh Poimboeuf > > <tip-bot2@...utronix.de> wrote: > > > > > > Consolidate __ASM_ANNOTATE into a single macro which is used by both C > > > and asm. This also makes the code generation a bit more palatable by > > > putting it all on a single line. > > > > No objections, but I just wanted to say that when stating "this makes > > the code generation more palatable", it would be good to actually show > > *how* it does it (with just an example). > > > > Because it's hard to read that diff and figure out what the actual > > effect is. I can just about see it, but... > > Sorry, should have added this to the changelog. > > Find below a diff of the arch/x86/kernel/process.s output > of your tree versus current tip:objtool/urgent. It's still not exactly "pretty", but I'm looking again at how to make all that better... Hopefully we can get .macro working with Clang inline asm at some point. -- Josh
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