From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from canpmsgout11.his.huawei.com (canpmsgout11.his.huawei.com [113.46.200.226]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E705D3C10A0 for ; Thu, 8 Oct 2026 07:55:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=113.46.200.226 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791446155; cv=none; b=T2GXTR/Yk42gVHS1uenKzPNObI9vmmzZ+lwUsVp3SVXTNBrZr21IUz5cuRmqAkPmPGXKvYbbAAWpGDPNWJ6Rwq7Vl36JQUdHP8uQbYBfEqN5R3uh2FldkMD3G2HIIiLBPt4JGIkJ2UCXcBplmFfkKHgyFnr/gbflSWnoPuZFBkw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791446155; c=relaxed/simple; bh=VhUIOWcTsP6emZW5WDH02Sng+YRMBHdm/M1O2WGQAos=; h=Message-ID:Date:MIME-Version:Subject:To:CC:References:From: In-Reply-To:Content-Type; b=ttzdgQgUNcft8CisABEDjVOY0dbQacLGlOmxVo9R/w7jC6Yob5YaQ/XhOmBd45FbhSAI32epj0hYRXzRlD9KE9Ym4UiBoY9+NN4iwtBuF6SzrdIW75IqFIvZvRg8NSfXOikGCMl+uTCALAGyMq2IhN/sfSwNjy7hYFkkJlhc2DI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; dkim=pass (1024-bit key) header.d=huawei.com header.i=@huawei.com header.b=HTI2c04x; arc=none smtp.client-ip=113.46.200.226 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=huawei.com header.i=@huawei.com header.b="HTI2c04x" dkim-signature: v=1; a=rsa-sha256; d=huawei.com; s=dkim; c=relaxed/relaxed; q=dns/txt; h=From; bh=GPJBGY61Mm0F59zwvDOhWaqucyLE0EcmWlV1wN0R5g4=; b=HTI2c04xSQNkehN/7k3oL/b/H5NHGvyNiRp3EnjSFvHuf/u7VJibTMYXu9g9XuAl5L4UEMUJe CQIoH7vgTxMtu3k/S4GlN2ZQDgLorIcE3GRWgGRKrNRQpHLleadQbV/t4HA0cqZv7Jk4MfozRfy viYlIt31jyeJhBxRPnmczfU= Received: from mail.maildlp.com (unknown [172.19.162.92]) by canpmsgout11.his.huawei.com (SkyGuard) with ESMTPS id 4j0hnG50l7zKm9J; Thu, 8 Oct 2026 15:43:30 +0800 (CST) Received: from kwepemk200008.china.huawei.com (unknown [7.202.194.74]) by mail.maildlp.com (Postfix) with ESMTPS id A256D40586; Thu, 8 Oct 2026 15:55:48 +0800 (CST) Received: from [10.67.110.68] (10.67.110.68) by kwepemk200008.china.huawei.com (7.202.194.74) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.45; Thu, 8 Oct 2026 15:55:47 +0800 Message-ID: <7d3fd515-50fe-4f11-a44b-68192c84f1df@huawei.com> Date: Thu, 8 Oct 2026 15:55:46 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 07/21] selftests/bpf: arm64: Use TPIDRRO_EL0 instead of SP_EL0 for 'current' To: Will Deacon , CC: , Arnd Bergmann , Ard Biesheuvel , Ada Couprie Diaz , David Hildenbrand , Catalin Marinas , Vladimir Murzin , Mark Rutland , Mostafa Saleh , Lorenzo Stoakes , Oliver Upton , Linus Walleij , Marc Zyngier References: <20260918161407.2300-1-will@kernel.org> <20260918161407.2300-8-will@kernel.org> From: Jinjie Ruan In-Reply-To: <20260918161407.2300-8-will@kernel.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-ClientProxiedBy: kwepems200001.china.huawei.com (7.221.188.67) To kwepemk200008.china.huawei.com (7.202.194.74) 在 2026/9/19 0:13, Will Deacon 写道: > The current task pointer now lives in TPIDRRO_EL0 instead of SP_EL0, so > update the bpf selftests with the new register allocation. > > Cc: Mark Rutland > Signed-off-by: Will Deacon > --- > tools/testing/selftests/bpf/progs/verifier_jit_inline.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/tools/testing/selftests/bpf/progs/verifier_jit_inline.c b/tools/testing/selftests/bpf/progs/verifier_jit_inline.c > index 02e562f56f9d..a3d6c095acc3 100644 > --- a/tools/testing/selftests/bpf/progs/verifier_jit_inline.c > +++ b/tools/testing/selftests/bpf/progs/verifier_jit_inline.c > @@ -9,7 +9,7 @@ __success __retval(0) > __arch_x86_64 > __jited(" addq %gs:{{.*}}, %rax") > __arch_arm64 > -__jited(" mrs x8, SP_EL0") > +__jited(" mrs x8, TPIDRRO_EL0") Reviewed-by: Jinjie Ruan > __arch_riscv64 > __jited(" mv a5, tp") > __arch_loongarch -- Best regards, Jinjie