From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-180.mta1.migadu.com (out-180.mta1.migadu.com [95.215.58.180]) (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 798283C1F for ; Mon, 3 Aug 2026 01:32:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.180 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785720768; cv=none; b=pC2RNH/5LMz7m10ZsT6vbx12efrZ9YiYH2gPqkhZ3VSmgw5t2nL7BM9P/Gv7v82WUws5Bq3nojGHcjUhiZQW3oPa4AbDMOAb6LghpKUNYmbMPWwHBjzVQ7muONJDBpfvua9ji9/wZgBT5xddPR09/9L/aQe4txaSACkuQ1ZmdnA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785720768; c=relaxed/simple; bh=eXdt19e39fiMwn5NKy7KsU7UGHm0eJ/4kWdcSksrltQ=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Hnhufn7o+OZ8kYt4dii+pyt/04suQ/PhxrrW4rDs5gZtZEydAJdKnLKZympUnuvGzZlnvGNLxsIjsf31WP4bXbIuj91fZPt62NZ3KV9TAerf5V3BSpz+Cnu7TSP7/xa+TqVQ9WXDanKY9yp3arQAa2voZKsBkRk1Lvto/5q1jsM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=PdBfkCdX; arc=none smtp.client-ip=95.215.58.180 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="PdBfkCdX" Message-ID: <6af761df-9abc-4854-971d-ca6e4ed7a2b7@linux.dev> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1785720762; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Ly5FuncggLhXbMUbhUGfi8iZRSSYI9Jm5KjBg8D2bi0=; b=PdBfkCdXX4c2Ob0V4n7XAwF5okf8087+nlLd/Z6DdOK5NsvxNWr43oDh7owS/wZKYuyKQK Zgx0dMHJI3r6YiGIlTiiTwJXPdVfTRaQOGI7BPULl2H3nF8TvPxrk/zUFhu9Yww40URGyk TsYvYHhQJEziQ9EZY2h2dDaN3Ui15Jw= Date: Mon, 3 Aug 2026 09:32:14 +0800 Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Subject: Re: [PATCH 1/2] arm64: ftrace: enable single ftrace_ops for direct calls To: Jiri Olsa Cc: Catalin Marinas , Will Deacon , Steven Rostedt , Masami Hiramatsu , Mark Rutland , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Eduard Zingerman , Kumar Kartikeya Dwivedi , Martin KaFai Lau , Song Liu , Yonghong Song , Emil Tsalapatis , Shuah Khan , bpf@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org References: <20260727142844.21212-1-leon.hwang@linux.dev> <20260727142844.21212-2-leon.hwang@linux.dev> <3f8e64b4-e60a-4eba-afb6-5af668ac1f85@linux.dev> Content-Language: en-US X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Leon Hwang In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Migadu-Flow: FLOW_OUT On 3/8/26 04:44, Jiri Olsa wrote: > On Fri, Jul 31, 2026 at 10:30:37AM +0800, Leon Hwang wrote: >> On 30/7/26 18:58, Jiri Olsa wrote: [...] >> >> Right. >> >> Pls see the sibling thread with Ihor. With in-range BPF trampoline >> allocation, the slow-path regression should mostly disappear. >> >> Let's continue the discussion in that thread. > > please paste the link/subject for that thread > The link is https://lore.kernel.org/all/77edc25d-a521-4f65-84ed-dbb016593902@linux.dev/. Thanks, Leon