From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Fri, 10 Jul 2026 23:39:18 +0200 Received: from mx1.white.stw.pengutronix.de ([185.203.200.13]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wiIwI-002Nnt-19 for lore@lore.pengutronix.de; Fri, 10 Jul 2026 23:39:18 +0200 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by mx1.white.stw.pengutronix.de (Postfix) with ESMTPS id 2DABC20201F for ; Fri, 10 Jul 2026 23:39:18 +0200 (CEST) Authentication-Results: mx1.white.stw.pengutronix.de; dkim=pass header.d=lists.infradead.org header.s=bombadil.20210309 header.b=rE3tHjnn; spf=pass (mx1.white.stw.pengutronix.de: domain of "barebox-bounces+lore=pengutronix.de@lists.infradead.org" designates 2607:7c80:54:3::133 as permitted sender) smtp.mailfrom="barebox-bounces+lore=pengutronix.de@lists.infradead.org"; dmarc=none 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:MIME-Version:Date:Message-Id:Subject:References:In-Reply-To:To: From:Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=s6vlnKUS5NSboNCKx1giqCsD5KHSWlMmasqgwkwSQXQ=; b=rE3tHjnnxsUCRoNJl/uRBTU7AJ ywprUDYrSKTUMg4YcefLg51ka3AoNCPKUnCbL+rt9tk/0YPTtDQqhVSSX0hZFuQATjAMI1F7pNBvA yS8euy6d4Zo11uzZsCK/rr8eGkz/tsGWkMxx8GmM8vh38pGa/pB3+N5KqMDmUTqqWj97F0eE38b1N Tj1RFEW1av17b+x3n/PnyQ32YjVW/48ay56xltnuKpfu2bwC+t4dmhyF7MR89Ae0WpNRqPOAAbpXw GQmBFEw3AZ1LAIRtVUGjlLVmopIcdUrse2NGS79b/QhMPNOHMmwHY6rcxbEDSFvDNRUJ4ch/qv9wO TpGRHHxg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wiIvJ-00000005rme-1jKe; Fri, 10 Jul 2026 21:38:17 +0000 Received: from mx1.white.stw.pengutronix.de ([2a0a:edc0:0:b01:1d::107]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wiIvG-00000005rlh-3NJu for barebox@lists.infradead.org; Fri, 10 Jul 2026 21:38:16 +0000 Received: from drehscheibe.grey.stw.pengutronix.de (drehscheibe.grey.stw.pengutronix.de [IPv6:2a0a:edc0:0:c01:1d::a2]) (Authenticated sender: relay-from-drehscheibe.grey.stw.pengutronix.de) by mx1.white.stw.pengutronix.de (Postfix) with ESMTPSA id 1FA1120201F; Fri, 10 Jul 2026 23:38:13 +0200 (CEST) Received: from dude02.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::28]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wiIvF-0018qh-09; Fri, 10 Jul 2026 23:38:13 +0200 Received: from [::1] (helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.98.2) (envelope-from ) id 1wiIvE-0000000Ercj-487Y; Fri, 10 Jul 2026 23:38:12 +0200 From: Sascha Hauer To: barebox@lists.infradead.org, Ahmad Fatoum In-Reply-To: <20260709072255.510962-1-a.fatoum@barebox.org> References: <20260709072255.510962-1-a.fatoum@barebox.org> Subject: Re: [PATCH 1/2] nvme: fix PRP pool resize before first use Message-Id: <178371949297.3542698.14395611616678805994.b4-ty@pengutronix.de> Date: Fri, 10 Jul 2026 23:38:12 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.14.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260710_143814_990509_51C7490C X-CRM114-Status: UNSURE ( 5.55 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -1.9 (-) X-Spam-Report: Spam detection software, running on the system "bombadil.infradead.org", has NOT identified this incoming email as spam. The original message has been attached to this so you can view it or label similar future email. If you have any questions, see the administrator of that system for details. Content preview: On Thu, 09 Jul 2026 09:22:51 +0200, Ahmad Fatoum wrote: > It's not safe to call dma_free_coherent on a NULL pointer. Implement > dma_realloc_coherent, which correctly handles reallocating a buffer > [...] Content analysis details: (-1.9 points, 5.0 required) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 SPF_HELO_PASS SPF: HELO matches SPF record -0.0 SPF_PASS SPF: sender matches SPF record -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] 0.0 DMARC_MISSING Missing DMARC policy X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-Spamd-Result: default: False [-6.61 / 15.00]; BAYES_HAM(-3.00)[99.99%]; DWL_DNSWL_MED(-2.00)[infradead.org:dkim]; RCVD_DKIM_ARC_DNSWL_MED(-0.50)[]; RCVD_IN_DNSWL_MED(-0.40)[2607:7c80:54:3::133:from,2a0a:edc0:0:1101:1d::28:received]; R_SPF_ALLOW(-0.20)[+mx:c]; MAILLIST(-0.20)[mailman]; R_DKIM_ALLOW(-0.20)[lists.infradead.org:s=bombadil.20210309]; MIME_GOOD(-0.10)[text/plain]; HAS_LIST_UNSUB(-0.01)[]; DMARC_NA(0.00)[pengutronix.de]; RECEIVED_HELO_LOCALHOST(0.00)[]; FUZZY_RATELIMITED(0.00)[rspamd.com]; ARC_NA(0.00)[]; RCPT_COUNT_TWO(0.00)[2]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_COUNT_FIVE(0.00)[5]; TAGGED_FROM(0.00)[lore=pengutronix.de]; FROM_NEQ_ENVFROM(0.00)[s.hauer@pengutronix.de,barebox-bounces@lists.infradead.org]; RCVD_VIA_SMTP_AUTH(0.00)[]; MID_RHS_MATCH_FROM(0.00)[]; NEURAL_HAM(-0.00)[-1.000]; RCVD_TLS_LAST(0.00)[]; ASN(0.00)[asn:7247, ipnet:2607:7c80:54::/48, country:US]; DKIM_TRACE(0.00)[lists.infradead.org:+]; FORGED_RECIPIENTS_MAILLIST(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[2a0a:edc0:0:c01:1d::a2:received]; FORGED_SENDER_MAILLIST(0.00)[] X-Rspamd-Action: no action X-Rspamd-Server: mx1 X-Rspamd-Queue-Id: 2DABC20201F X-Stat-Signature: woy4bjs6538xf93t7x8sft4hom5epimr On Thu, 09 Jul 2026 09:22:51 +0200, Ahmad Fatoum wrote: > It's not safe to call dma_free_coherent on a NULL pointer. Implement > dma_realloc_coherent, which correctly handles reallocating a buffer > without leaking memory and use it to ensure only actually allocated > buffers are freed. > > Applied, thanks! [1/2] nvme: fix PRP pool resize before first use https://git.pengutronix.de/cgit/barebox/commit/?id=7ee7cf65c2f7 (link may not be stable) [2/2] nvme: pass device to dma dma_alloc/free_coherent https://git.pengutronix.de/cgit/barebox/commit/?id=4af7798538c2 (link may not be stable) Best regards, -- Sascha Hauer