From: Ingo Molnar <mingo@kernel.org>
To: Josh Poimboeuf <jpoimboe@kernel.org>
Cc: "H. Peter Anvin" <hpa@zytor.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Uros Bizjak <ubizjak@gmail.com>,
x86@kernel.org, linux-kernel@vger.kernel.org,
Nadav Amit <namit@vmware.com>, Andy Lutomirski <luto@kernel.org>,
Brian Gerst <brgerst@gmail.com>,
Denys Vlasenko <dvlasenk@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Thomas Gleixner <tglx@linutronix.de>,
Josh Poimboeuf <jpoimboe@redhat.com>
Subject: Re: [PATCH v2 -tip] x86/percpu: Use C for arch_raw_cpu_ptr()
Date: Fri, 13 Oct 2023 12:52:07 +0200 [thread overview]
Message-ID: <ZSkhV/mwN9psjt/X@gmail.com> (raw)
In-Reply-To: <20231012213038.pnq6eds53dbqxstj@treble>
* Josh Poimboeuf <jpoimboe@kernel.org> wrote:
> Right now my preference would be to leave the existing interface as-is,
> and then graft optional subcommands on top. If no subcommand is
> specified then it would default to the "run" subcommand. It's a little
> funky, but it would work well for the common case, where ~99% of the
> functionality lives. And it doesn't break existing setups and
> backports.
>
> For example:
>
> # current interface (no changes)
> objtool --mcount --orc --retpoline --uaccess vmlinux.o
>
> # same, with optional explicit "run" subcommand
> objtool run --mcount --orc --retpoline --uaccess vmlinux.o
>
> # new "size" subcommand
> obtool size [options] vmlinux.o.before vmlinux.o.after
Yeah, sounds good!
Thanks,
Ingo
next prev parent reply other threads:[~2023-10-13 10:52 UTC|newest]
Thread overview: 107+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-10 16:42 [PATCH v2 -tip] x86/percpu: Use C for arch_raw_cpu_ptr() Uros Bizjak
2023-10-10 17:32 ` Linus Torvalds
2023-10-10 18:22 ` Uros Bizjak
2023-10-10 18:25 ` Nadav Amit
2023-10-10 18:42 ` Linus Torvalds
2023-10-10 18:37 ` Linus Torvalds
2023-10-10 18:41 ` Uros Bizjak
2023-10-10 18:52 ` Linus Torvalds
2023-10-11 7:27 ` Uros Bizjak
2023-10-11 7:45 ` Uros Bizjak
2023-10-11 19:40 ` Linus Torvalds
2023-10-11 18:42 ` Uros Bizjak
2023-10-11 19:51 ` Linus Torvalds
2023-10-11 19:52 ` Linus Torvalds
2023-10-11 20:00 ` Uros Bizjak
2023-10-11 22:37 ` Ingo Molnar
2023-10-11 23:15 ` H. Peter Anvin
2023-10-12 1:35 ` Josh Poimboeuf
2023-10-12 6:19 ` Ingo Molnar
2023-10-12 16:08 ` Josh Poimboeuf
2023-10-12 17:59 ` Ingo Molnar
2023-10-12 21:30 ` Josh Poimboeuf
2023-10-13 10:52 ` Ingo Molnar [this message]
2023-10-11 7:41 ` Nadav Amit
2023-10-11 19:37 ` Linus Torvalds
2023-10-11 21:32 ` Uros Bizjak
2023-10-11 21:54 ` Linus Torvalds
2023-10-12 15:19 ` Nadav Amit
2023-10-12 16:33 ` Uros Bizjak
2023-10-12 16:55 ` Uros Bizjak
2023-10-12 17:10 ` Linus Torvalds
2023-10-12 17:47 ` Linus Torvalds
2023-10-12 18:01 ` Uros Bizjak
2023-10-13 9:38 ` Uros Bizjak
2023-10-13 11:53 ` Uros Bizjak
2023-10-13 16:38 ` Linus Torvalds
2023-10-12 17:52 ` Uros Bizjak
2023-11-20 9:39 ` Use %a asm operand modifier to obtain %rip-relative addressing Uros Bizjak
2023-10-12 16:56 ` [PATCH v2 -tip] x86/percpu: Use C for arch_raw_cpu_ptr() Linus Torvalds
2023-10-12 17:16 ` Linus Torvalds
2023-10-12 19:32 ` Nadav Amit
2023-10-12 19:40 ` Linus Torvalds
2023-10-16 18:52 ` Uros Bizjak
2023-10-16 19:24 ` Linus Torvalds
2023-10-16 20:35 ` Nadav Amit
2023-10-16 20:59 ` Linus Torvalds
2023-10-16 23:02 ` Linus Torvalds
2023-10-16 23:14 ` Linus Torvalds
2023-10-17 7:23 ` Nadav Amit
2023-10-17 19:00 ` Linus Torvalds
2023-10-17 19:11 ` Uros Bizjak
2023-10-17 21:05 ` Uros Bizjak
2023-10-17 21:53 ` Linus Torvalds
2023-10-17 22:06 ` Nadav Amit
2023-10-17 22:29 ` Nadav Amit
2023-10-18 7:46 ` Uros Bizjak
2023-10-18 9:04 ` Uros Bizjak
2023-10-18 10:54 ` Nadav Amit
2023-10-18 12:14 ` Uros Bizjak
2023-10-18 13:15 ` Uros Bizjak
2023-10-18 14:46 ` Nadav Amit
2023-10-18 15:17 ` Uros Bizjak
2023-10-18 16:03 ` Nadav Amit
2023-10-18 16:26 ` Linus Torvalds
2023-10-18 17:23 ` Uros Bizjak
2023-10-18 18:11 ` Linus Torvalds
2023-10-18 18:08 ` Uros Bizjak
2023-10-18 18:15 ` Linus Torvalds
2023-10-18 18:26 ` Uros Bizjak
2023-10-18 19:33 ` Uros Bizjak
2023-10-18 20:17 ` Nadav Amit
2023-10-18 20:22 ` Linus Torvalds
2023-10-18 20:34 ` Linus Torvalds
2023-10-18 20:51 ` Uros Bizjak
2023-10-18 21:09 ` Uros Bizjak
2023-10-18 21:10 ` Linus Torvalds
2023-10-18 21:40 ` Uros Bizjak
2023-10-18 22:40 ` Linus Torvalds
2023-10-18 23:06 ` Linus Torvalds
2023-10-19 7:04 ` Uros Bizjak
2023-10-19 16:59 ` Linus Torvalds
2023-10-19 17:21 ` Uros Bizjak
2023-10-19 18:06 ` Linus Torvalds
2023-10-19 18:16 ` Uros Bizjak
2023-10-19 18:49 ` Linus Torvalds
2023-10-19 19:07 ` Linus Torvalds
2023-10-20 7:57 ` Uros Bizjak
2023-10-19 21:04 ` Linus Torvalds
2023-10-19 22:39 ` Linus Torvalds
2023-10-20 8:08 ` Uros Bizjak
2023-10-19 8:44 ` Peter Zijlstra
2023-10-19 8:54 ` Peter Zijlstra
2023-10-19 17:04 ` Linus Torvalds
2023-10-19 18:13 ` Peter Zijlstra
2023-10-19 18:22 ` Linus Torvalds
2023-10-19 18:37 ` Uros Bizjak
2023-10-19 9:07 ` Peter Zijlstra
2023-10-19 9:23 ` Uros Bizjak
2023-10-18 20:42 ` Uros Bizjak
2023-10-19 16:32 ` Uros Bizjak
2023-10-19 17:08 ` Linus Torvalds
2023-10-18 18:29 ` Nadav Amit
2023-10-18 16:12 ` Linus Torvalds
2023-10-18 17:07 ` Uros Bizjak
2023-10-18 18:01 ` Linus Torvalds
2023-10-16 21:09 ` Uros Bizjak
2023-10-21 21:14 ` kernel test robot
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