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[192.26.29.3]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-482fbb2794dsm13697009f8f.25.2026.08.29.18.46.46 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 29 Aug 2026 18:46:47 -0700 (PDT) Precedence: bulk X-Mailing-List: loongarch@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Sun, 30 Aug 2026 03:46:46 +0200 Message-Id: Cc: "Huacai Chen" , "Alexei Starovoitov" , "Andrii Nakryiko" , "Daniel Borkmann" , "Eduard Zingerman" , "Emil Tsalapatis" , "Ihor Solodrai" , , , , "Hengqi Chen" Subject: Re: [PATCH bpf-next v1 07/14] bpf, loongarch: Fix stack arguments for indirect trampolines From: "Kumar Kartikeya Dwivedi" To: "Tiezhu Yang" , X-Mailer: aerc 0.21.0 References: <20260821233516.3426127-1-memxor@gmail.com> <20260821233516.3426127-8-memxor@gmail.com> <2bc45d20-d08f-e5c1-9da3-699d22959f98@loongson.cn> In-Reply-To: <2bc45d20-d08f-e5c1-9da3-699d22959f98@loongson.cn> On Fri Aug 28, 2026 at 10:19 AM CEST, Tiezhu Yang wrote: > On 2026/8/28 =E4=B8=8B=E5=8D=8812:55, Kumar Kartikeya Dwivedi wrote: >> On Fri Aug 28, 2026 at 6:33 AM CEST, Tiezhu Yang wrote: > > ... > >>> With this patch: >>> >>> $ sudo ./test_progs -t struct_ops_trampoline >>> #471 struct_ops_trampoline:OK >>> Summary: 1/0 PASSED, 0 SKIPPED, 0 FAILED >>> >>> Tested-by: Tiezhu Yang >> >> Thanks a lot for the test. Please also take a look at the argument rebas= e >> patches once you folks have more cycles. Will definitely need your help = and >> reviews since they are mostly vibe coded. > > Hi Kumar, > > I have sent a standalone prerequisite fix for the pre-existing > issue: > > LoongArch: BPF: Fix off-by-one error for insn_is_cast_user > https://lore.kernel.org/loongarch/20260828075100.24776-1-yangtiezhu@loong= son.cn/ > > IMO, when you respin, please rebase your patches 07, 08, and 09 > on top of this fix for your v2 series. > > Additionally, please send the v2 as a standalone series to the > loongarch mailing list loongarch@lists.linux.dev and the reviewer > Hengqi Chen too, as the LoongArch BPF JIT > patches are typically routed through the loongarch-next tree. > > https://lore.kernel.org/loongarch/CAAhV-H55YcyXRewC+0YzTHXb1jab0GkAV13EF9= nFbTx=3DUkX4ww@mail.gmail.com/ > Ok, I will send v2 without loongarch changes and then split out and send th= em separately later on (or let me know if you'd like to commandeer them, I'm h= appy to do it either way). Thanks