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 21EB0C636CC for ; Tue, 31 Jan 2023 09:11:12 +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: Date:Cc:To:From:Subject:Message-ID:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=I2m5FwFfLvYYthYEcnIjoe2GSS57v99Hv5f8bJdyz2w=; b=NjuuFGBj/nEJjI auqRHPsBcvJ3BnOutVAYQ0EAIUJ0FFb2aHVALB7FMhTQwWaRN/hJXlsbYAphQn99uv60XElzdDwmZ 344m+gI9oKGyldt5RIs79fbxg7yIe22F2jGtUoCEpC1pTRug0TdTUhX+2mEFmfTG+MkwA5WAYZdGq 2ui9M/dLArNAcFXcChbpSgcSZ8GoNLsvC08AQr4ZZMwCRdLWwZVcvw8MaVC0RgicktVGF2gVqXme4 LwL6C5zNUD3FtZQ+xP2u5/0oF7Yys+0BgvcRhqWyBVilqlHsWc67MPw/ya2BooUSlOencpRBLoohy /xqzoa5STV/KIviRhoaw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pMmfW-006vFO-GT; Tue, 31 Jan 2023 09:11:10 +0000 Received: from s3.sipsolutions.net ([2a01:4f8:191:4433::2] helo=sipsolutions.net) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pMmfP-006vBs-Ly for linux-um@lists.infradead.org; Tue, 31 Jan 2023 09:11:08 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sipsolutions.net; s=mail; h=MIME-Version:Content-Transfer-Encoding: Content-Type:References:In-Reply-To:Date:Cc:To:From:Subject:Message-ID:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-To: Resent-Cc:Resent-Message-ID; bh=QoRU9wuNEqrYy5fjccmOeWm7SjA1+xyzqT7O6c1Shj0=; t=1675156260; x=1676365860; b=MPcbUHB01pJeJfJgLzXARUG7PyGTin2s/omYpVJeqxXnnG8 QbgDAxt0DlS9NCIouP2laXBlFfL+KMWZE5N180eRwoz07o26T4HX4FvWRn3jJN9ckEaXSX6CmRm5f MDHXzhCJ3bVuZEHIYuDjQ389mpMUKBa2DCqc1Y3DoKEyYGulaAgmNPwbYecDmHOSmWQx+ND9pg8jh OZ/0AXkvlEa8hHW7D48g30yqC0Uxd6jZ54yoNtPenGT8cCioM7XZWR4ReKb1OKDqlr6wKL/2uqxKL Ol9a4xa0rk67Z/u7VqhOLzwSKJs8SX97YCmJtL4j+XkoCmat49m6jwMFLUY47JiA==; Received: by sipsolutions.net with esmtpsa (TLS1.3:ECDHE_X25519__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.96) (envelope-from ) id 1pMmfG-00GujO-2o; Tue, 31 Jan 2023 10:10:55 +0100 Message-ID: <98f7e8b52dbb222f4d959d5440e27b4257005b93.camel@sipsolutions.net> Subject: Re: Using ftrace From: Johannes Berg To: Richard Weinberger , Anton Ivanov Cc: Glenn Washburn , linux-um Date: Tue, 31 Jan 2023 10:10:53 +0100 In-Reply-To: <1215849138.84344.1675149765214.JavaMail.zimbra@nod.at> References: <20230130221748.5c472da5@crass-HP-ZBook-15-G2> <1215849138.84344.1675149765214.JavaMail.zimbra@nod.at> User-Agent: Evolution 3.46.3 (3.46.3-1.fc37) MIME-Version: 1.0 X-malware-bazaar: not-scanned X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230131_011103_743040_6DE727C6 X-CRM114-Status: UNSURE ( 6.45 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-um@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-um" Errors-To: linux-um-bounces+linux-um=archiver.kernel.org@lists.infradead.org On Tue, 2023-01-31 at 08:22 +0100, Richard Weinberger wrote: > > Adding function (and function graph) tracing to UML is possible but a bit of work. > You need to find a way to implement all of ftraces mcount hooks for UML. > It feels like it shouldn't be that hard, but I coincidentally looked a few days ago and got scared :) johannes _______________________________________________ linux-um mailing list linux-um@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-um