From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7D082C55162 for ; Mon, 3 Aug 2026 01:33:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Ly5FuncggLhXbMUbhUGfi8iZRSSYI9Jm5KjBg8D2bi0=; b=o71nayeOsP06hpGcN+Bj+ioX0F /Zo190urK22a8m+i3vTTG9qPMCTKfojcJJ3mZwU4i82xBPeVOGhDlKWrbKn5vCW3xTNam4LTCGdYy hoayx/O+IRTBGsSatnzIa+udiD2BECqq0gpQCjaKuY7XJsp0p1KyCGfeZDXAm0vW8qtBz6VtxJjN5 pPgLnzy4h7CT9UQdGOIyUTmYkGd0AMIiF2xBzr89xEAKxTerTgvh7l1eTi9B6FMTylIv4ixf1hZSa QSKwNR+H8P3QsSxU91dFiydnnCVWW85IvRVw0wwdq3Ftj5LJMfvrXIczEsvG/UBCkhiGxJcIftL6i C7v/XNWQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wqhXw-0000000GA24-04RI; Mon, 03 Aug 2026 01:32:52 +0000 Received: from out-177.mta1.migadu.com ([95.215.58.177]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wqhXs-0000000GA1h-1WCj for linux-arm-kernel@lists.infradead.org; Mon, 03 Aug 2026 01:32:50 +0000 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 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260802_183249_383976_77B458D6 X-CRM114-Status: UNSURE ( 8.70 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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