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Mon, 2 Nov 2026 02:44:03 -0500 (EST) X-Mailer: MessagingEngine.com Webmail Interface X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-ThreadId: Ap4PcZ20AeuN Date: Mon, 02 Nov 2026 08:43:43 +0100 From: "Arnd Bergmann" To: "Vineet Gupta" , "Sasha Levin" , linux-snps-arc@lists.infradead.org Cc: "Andrii Nakryiko" , "Ilya Leoshkevich" , bpf@vger.kernel.org, linux-kernel@vger.kernel.org, "schuster.simon@siemens-energy.com" Message-Id: <9502ed84-cb6c-448c-95bd-03c0bfab4e03@app.fastmail.com> In-Reply-To: References: <20261015154044.4058618-1-sashal@kernel.org> <09db4d22-2836-4656-8c6a-a7e5377710fb@kernel.org> <8b4688ca-db5c-4122-b616-8e3964e403f8@app.fastmail.com> <7de128f0-4f17-4a33-9a7a-14d5bbf62e64@kernel.org> Subject: Re: [PATCH] ARC: Strip libgcc debug information when generating BTF Content-Type: text/plain Content-Transfer-Encoding: 7bit On Mon, Nov 2, 2026, at 03:46, Vineet Gupta wrote: > On 11/1/26 11:45, Arnd Bergmann wrote: >> If you need this to fix the regression, I think it's fine to merge >> the shared lib/*.c files for for 7.4 along with whatever you need on >> top. I suspect though based on Sasha's patch, the only thing we >> actually need is to stop exporting the floating point functions >> so the types don't leak into btf. If you can verify that this >> is the case, I would do the full conversion for both nios2 >> and arc in 7.5. > > Yeah Sasha's fix works w/o eliding the FP routines (there's an unrelated > issue which I send a fix for [1]) > > As of 7.4-rc1, I have 2 ARC only changes to > 1. Switch to existing in-tree GENERIC_LIB* > 2. Dropping FP symbols > > I can post them now. Once Simon's changes land, lefover ARC conversion > and and removal of libgcc can all go together via your tree if that's OK > with you. Sounds good to me, Arnd