From: Sasha Levin <sashal@kernel.org>
To: sashiko-reviews@lists.linux.dev
Cc: linux-kbuild@vger.kernel.org, linux-modules@vger.kernel.org
Subject: Re: [PATCH v10 4/4] kallsyms: add KUnit tests for lineinfo feature
Date: Thu, 5 Nov 2026 15:18:34 -0500 [thread overview]
Message-ID: <20261105201834.3238924-1-sashal@kernel.org> (raw)
In-Reply-To: <sashiko-outbox-195133@kernel.org>
On Tue, Nov 03, 2026 at 11:15:28AM +0000, sashiko-bot@kernel.org wrote:
[...]
>Can GCC's identical-code folding (IPA-ICF) merge lineinfo_cross_file_caller()
>into lineinfo_target_with_arg() and cause test_cross_file_inline() to fail?
No. GCC 14, 15 and 16 keep them separate on x86_64, and so does GCC 15
on arm64. The test did fail on arm64, but because all of the caller's
rows land on a single instruction.
--
Thanks,
Sasha
prev parent reply other threads:[~2026-11-05 20:18 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-02 11:14 [PATCH v10 0/4] kallsyms: embed source file:line info in kernel stack traces Sasha Levin
2026-11-02 11:14 ` [PATCH v10 1/4] " Sasha Levin
2026-11-03 11:15 ` sashiko-bot
2026-11-05 20:18 ` Sasha Levin
2026-11-02 11:14 ` [PATCH v10 2/4] kallsyms: extend lineinfo to loadable modules Sasha Levin
2026-11-03 11:15 ` sashiko-bot
2026-11-02 11:14 ` [PATCH v10 3/4] kallsyms: delta-compress lineinfo tables for ~2.7x size reduction Sasha Levin
2026-11-02 11:14 ` [PATCH v10 4/4] kallsyms: add KUnit tests for lineinfo feature Sasha Levin
2026-11-03 11:15 ` sashiko-bot
2026-11-05 20:18 ` Sasha Levin [this message]
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