From: Peter Zijlstra <peterz@infradead.org>
To: Arnd Bergmann <arnd@arndb.de>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>,
the arch/x86 maintainers <x86@kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Remaining randconfig objtool warnings, linux-next-20200428
Date: Fri, 1 May 2020 19:16:18 +0200 [thread overview]
Message-ID: <20200501171618.GF3762@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <CAK8P3a3_aC9rJDXta+6D2Oq5RSJgfXaT5-wFU_tM-6x7unbuPg@mail.gmail.com>
On Fri, May 01, 2020 at 01:41:30PM +0200, Arnd Bergmann wrote:
> disappears, and it also goes away if I disable inlining that function:
Yes, makes sense. The state objtool tracks is strictly per function.
And I suppose GCC-10 just changed around the inline heuristc a bit and
we got lucky.
> --- a/lib/locking-selftest.c
> +++ b/lib/locking-selftest.c
> @@ -1134,7 +1134,7 @@ static int testcase_successes;
> static int expected_testcase_failures;
> static int unexpected_testcase_failures;
>
> -static void dotest(void (*testcase_fn)(void), int expected, int lockclass_mask)
> +static noinline void dotest(void (*testcase_fn)(void), int expected,
> int lockclass_mask)
> {
> unsigned long saved_preempt_count = preempt_count();
>
> Arnd
next prev parent reply other threads:[~2020-05-01 17:16 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-28 14:49 Remaining randconfig objtool warnings, linux-next-20200428 Arnd Bergmann
2020-04-28 16:10 ` Josh Poimboeuf
2020-04-28 19:11 ` Kees Cook
2020-04-28 20:19 ` Arnd Bergmann
2020-04-28 20:38 ` Josh Poimboeuf
2020-04-28 21:55 ` Peter Zijlstra
2020-04-28 22:03 ` Josh Poimboeuf
2020-04-28 22:33 ` Peter Zijlstra
2020-04-28 22:48 ` Josh Poimboeuf
2020-04-28 23:08 ` Josh Poimboeuf
2020-04-29 18:55 ` Josh Poimboeuf
2020-04-29 22:46 ` Arnd Bergmann
2020-04-29 23:01 ` Josh Poimboeuf
2020-04-29 23:11 ` Josh Poimboeuf
2020-04-29 23:28 ` Josh Poimboeuf
2020-04-30 13:41 ` Arnd Bergmann
2020-04-30 14:33 ` Josh Poimboeuf
2020-04-30 19:46 ` Josh Poimboeuf
2020-04-30 20:59 ` Arnd Bergmann
2020-04-30 21:10 ` Josh Poimboeuf
2020-04-30 21:08 ` Josh Poimboeuf
2020-04-30 23:02 ` Josh Poimboeuf
2020-04-29 19:18 ` Josh Poimboeuf
2020-05-01 12:23 ` Peter Zijlstra
2020-04-30 14:05 ` Arnd Bergmann
2020-05-01 0:28 ` Josh Poimboeuf
2020-05-01 11:41 ` Arnd Bergmann
2020-05-01 17:16 ` Peter Zijlstra [this message]
2020-05-01 12:27 ` Peter Zijlstra
2020-05-01 1:07 ` Josh Poimboeuf
2020-05-01 11:18 ` Arnd Bergmann
2020-05-01 12:33 ` Peter Zijlstra
2020-05-01 13:08 ` Arnd Bergmann
2020-05-01 15:49 ` Josh Poimboeuf
2020-05-01 17:21 ` Arnd Bergmann
2020-05-01 17:26 ` Peter Zijlstra
2020-05-01 17:50 ` Josh Poimboeuf
2020-05-01 19:47 ` Arnd Bergmann
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200501171618.GF3762@hirez.programming.kicks-ass.net \
--to=peterz@infradead.org \
--cc=arnd@arndb.de \
--cc=jpoimboe@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=x86@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.