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Sat, 27 Jun 2026 23:37:53 -0700 (PDT) Date: Sun, 28 Jun 2026 12:07:39 +0530 From: Varun R Mallya To: bot+bpf-ci@kernel.org Cc: pjw@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, eddyz87@gmail.com, memxor@gmail.com, bjorn@kernel.org, alex@ghiti.fr, martin.lau@linux.dev, song@kernel.org, yonghong.song@linux.dev, jolsa@kernel.org, emil@etsalapatis.com, pulehui@huawei.com, puranjay@kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, bpf@vger.kernel.org, linux-kselftest@vger.kernel.org, martin.lau@kernel.org, clm@meta.com, ihor.solodrai@linux.dev Subject: Re: [PATCH bpf-next 2/3] riscv, bpf: Add support for BPF exceptions Message-ID: References: <20260621144259.288135-3-varunrmallya@gmail.com> <950216803ac2380e0537b27c94ff87dd2ae0dc689fe320c51d96b9095cefc614@mail.kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <950216803ac2380e0537b27c94ff87dd2ae0dc689fe320c51d96b9095cefc614@mail.kernel.org> On Sun, Jun 21, 2026 at 03:32:32PM +0000, bot+bpf-ci@kernel.org wrote: > > This isn't a bug, but could the kcfi preamble, fentry-nops loop, and > TCC-init instruction be emitted once before the exception_boundary / > exception_cb branch instead of being duplicated? The same three-part > sequence appears again below in the non-exception path, and the two copies > must stay byte-for-byte identical since the tail-call epilogue skip offset > depends on this fixed layout. Making this part common in the next version. Sensible change I missed. - Varun