Re: [PATCH v2] perf riscv: Fix discarded const qualifier in _get_field() - patchwork-bot+linux-riscv

From: patchwork-bot+linux-riscv@kernel.org
To: Li Guan <guanli.oerv@isrc.iscas.ac.cn>
Cc: linux-riscv@lists.infradead.org, acme@kernel.org,
	namhyung@kernel.org, irogers@google.com, adrian.hunter@intel.com,
	palmer@dabbelt.com, pjw@kernel.org,
	linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] perf riscv: Fix discarded const qualifier in _get_field()
Date: Fri, 26 Jun 2026 08:21:10 +0000	[thread overview]
Message-ID: <178246207023.3816447.7046697661981822212.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260513180721.1179904-1-guanli.oerv@isrc.iscas.ac.cn>

Hello:

This patch was applied to riscv/linux.git (fixes)
by Arnaldo Carvalho de Melo <acme@redhat.com>:

On Thu, 14 May 2026 02:07:21 +0800 you wrote:
> The assignment of strrchr() return values to non-const char * variables
> triggers a -Werror=discarded-qualifiers warning when building with GCC 14.
> This happens because in newer glibc versions, strrchr() returns a
> const char * if the input string is const.
> 
> Properly declare 'line2' and 'nl' as const char * to match the glibc
> function signature and ensure type safety. This avoids the need for
> explicit type casting and aligns with the design pattern of not
> modifying read-only memory in the perf tool.
> 
> [...]

Here is the summary with links:
  - [v2] perf riscv: Fix discarded const qualifier in _get_field()
    https://git.kernel.org/riscv/c/7378b6656aa4

You are awesome, thank you!
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