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 BBDB4C433FE for ; Fri, 18 Nov 2022 19:44:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=qfbnZTX/uplqmthnpD67KoZN7C1SwDr4PCGGhXxS+PM=; b=g2ZHjEq2Zfv9kY YDms3BgNG2ristd8qmKUPxYw4YPmPzNxV7LNbVNWbtlyz0e48ScXBWx+IEbEXQA3vMj1H+sL8hQ9z 04liBzARKaONOTfQhdEFClLNrKdsFtbEMsXqztt66eHvO1EkkkQIaEnx4Do6DYADyRD7vQL31nt4l cWGp9yfwT4QTLZKzK5a1gD/mg47Sov5H4gtxU0nhAXSg/hdY9QnuZbgyoghFz7p2MTAT6JFkvhlUV k+VhX7LIV4k5HJlMyB6e2HpfHQQSylWHya+cgyyi1iV09YXpiauiMFUAMX/9zU1sUM1I6BcwL1w0b W+G7fcNUYz7P1tuP4RdQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ow7H3-007fLe-Ii; Fri, 18 Nov 2022 19:43:41 +0000 Received: from ams.source.kernel.org ([145.40.68.75]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ow7Ek-007dza-Ln for linux-arm-kernel@lists.infradead.org; Fri, 18 Nov 2022 19:41:20 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 454FFB82504; Fri, 18 Nov 2022 19:41:17 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3FBBCC433D6; Fri, 18 Nov 2022 19:41:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1668800476; bh=5Wd/yRIqV5ScFszUFr9I0FslL2CMEGpPWqImfvNoXcQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BhhEUbUQq0ggnWPPWl218MoSyJivvPRa4A09SyXx7VmAb2lZSFJ7/s+cg3keAMghw HcunNVDNYzU8xfZ6kWY7mTsLY8g1ThwhtLlwGMcyQvHZdlm7wpKCTRRMJuMdTRoo4U 2kbMR9lHCvCrxaFVbPFPMvr6JHD614PQ8u9hdcNMqNgUUJg/057nLS9qDlVP6vr653 ZgE4kXnDwkC89OuPeWSNNajForUIRyuFGx235x5oX8zWrGwdpNei5soA/bVTDdZVsW xk/PoxYrC98oNP9Hlfx/VHiko20CLDfPhnOyPOjU49eMMDgLC1saHAhZd58El4EWsL Nwd6WsyZPxVlA== From: Will Deacon To: Mark Rutland , linux-kernel@vger.kernel.org Cc: catalin.marinas@arm.com, kernel-team@android.com, Will Deacon , linux-arm-kernel@lists.infradead.org, rostedt@goodmis.org, revest@chromium.org, mhiramat@kernel.org Subject: Re: [PATCH v2 0/4] arm64/ftrace: move to DYNAMIC_FTRACE_WITH_ARGS Date: Fri, 18 Nov 2022 19:40:47 +0000 Message-Id: <166877980236.3587415.12262525621041241675.b4-ty@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20221103170520.931305-1-mark.rutland@arm.com> References: <20221103170520.931305-1-mark.rutland@arm.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221118_114118_904549_AC416691 X-CRM114-Status: GOOD ( 11.39 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, 3 Nov 2022 17:05:16 +0000, Mark Rutland wrote: > This series replaces arm64's support for FTRACE_WITH_REGS with support > for FTRACE_WITH_ARGS. This removes some overhead and complexity, and > removes some latent issues with inconsistent presentation of struct > pt_regs (which can only be reliably saved/restored at exception > boundaries). > > The existing FTRACE_WITH_REGS support was added for two major reasons: > > [...] Applied to arm64 (for-next/ftrace), thanks! [1/4] ftrace: pass fregs to arch_ftrace_set_direct_caller() https://git.kernel.org/arm64/c/9705bc709604 [2/4] ftrace: rename ftrace_instruction_pointer_set() -> ftrace_regs_set_instruction_pointer() https://git.kernel.org/arm64/c/0ef86097f127 [3/4] ftrace: abstract DYNAMIC_FTRACE_WITH_ARGS accesses https://git.kernel.org/arm64/c/94d095ffa0e1 [4/4] ftrace: arm64: move from REGS to ARGS https://git.kernel.org/arm64/c/26299b3f6ba2 Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel