From patchwork Mon Jul 22 16:40:30 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Klaus Jensen X-Patchwork-Id: 1963342 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=irrelevant.dk header.i=@irrelevant.dk header.a=rsa-sha256 header.s=fm2 header.b=hiem9nEf; dkim=pass (2048-bit key; unprotected) header.d=messagingengine.com header.i=@messagingengine.com header.a=rsa-sha256 header.s=fm3 header.b=jLpVCqOE; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=patchwork.ozlabs.org) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4WSQzj1yZjz1ybY for ; Tue, 23 Jul 2024 02:42:09 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sVw5l-00022w-Fa; Mon, 22 Jul 2024 12:40:53 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sVw5j-0001tb-6Z; Mon, 22 Jul 2024 12:40:51 -0400 Received: from fhigh8-smtp.messagingengine.com ([103.168.172.159]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1sVw5e-0005xE-PG; Mon, 22 Jul 2024 12:40:50 -0400 Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailfhigh.nyi.internal (Postfix) with ESMTP id 43FA61140163; Mon, 22 Jul 2024 12:40:44 -0400 (EDT) Received: from mailfrontend1 ([10.202.2.162]) by compute4.internal (MEProxy); Mon, 22 Jul 2024 12:40:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=irrelevant.dk; h=cc:cc:content-transfer-encoding:content-type:date:date:from :from:in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:subject:subject:to:to; s=fm2; t=1721666444; x= 1721752844; bh=WyKJRhjeeug+HYE4DuRDplA49rGAICyGPO4Gj8mghwE=; b=h iem9nEf5B1KW5PR5WTt6vBH/AVwuNrmQfv0bXvWi0XCxbST0ijGT9XGx8+XTSrp4 5NXKOfacRlnzoP2cmH/RD+01psz+ADFWQuuFWob2+A4fDM/pa/OOEvgeNwmSZ3Bv loaBpPMzjotWyNPdSThnwrCWKsHx+rcYVcmWFGiYk9U6jCMhUPNnzYHKu24g4jJ5 MQ/ABhzwtQRyEZf4IKMENB1tF4dEr4fbk6CD5d9ErL/l57F+ToYA7JMXy8UDhonM 1V6lrdgyr2T7xJtrh82dGEfdEBzucgaaCbe5iB/bNiU9g7qlB0wv1wZ7If9NVDOG a2HWYmElShIxrLHhuCWpQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding :content-type:date:date:feedback-id:feedback-id:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:subject:subject:to:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm3; t=1721666444; x= 1721752844; bh=WyKJRhjeeug+HYE4DuRDplA49rGAICyGPO4Gj8mghwE=; b=j LpVCqOEL5vyf+Ny+bf23GKyObD0sbMKrMbm/gY6zDHmuSndnMReFN2PGBv2hAyhy 5/hItlP4mxgo3SKdqYTp/rpaMaG3L1Ett7Srzpvte8/xfhrQUEjNTGAAyMjQW4MX jsKOk2lDTb35MHgS8WdWLt+ofd90XcaDtQmEd3PYxNIFqNHTck57flK+LpaOGjU4 iYZxaQ/RtYr/tGVhiRVLElC2TK14IRE0h0SVlHF782TflkvMejUYs4QgBjHm6D8X /b6imd94/Yt3/3yb5KECE7Y2qfhBsYCXC+c+mtdrrp/4bFRlRrRcUCHh/MAtT7LB 2N+UtwvZsIN/nKNbS6Fbw== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeeftddrheejgddutdehucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhephffvvefufffkofgjfhgggfestdekredtredttdenucfhrhhomhepmfhlrghu shculfgvnhhsvghnuceoihhtshesihhrrhgvlhgvvhgrnhhtrdgukheqnecuggftrfgrth htvghrnhepjefgieelgfeiveehkeeuveehheekfeevgeeigfehfefgjeejhefffeegudej udegnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmrghilhhfrhhomhepih htshesihhrrhgvlhgvvhgrnhhtrdgukh X-ME-Proxy: Feedback-ID: idc91472f:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Mon, 22 Jul 2024 12:40:41 -0400 (EDT) From: Klaus Jensen To: Peter Maydell , qemu-devel@nongnu.org Cc: Hanna Reitz , Klaus Jensen , Stefan Hajnoczi , qemu-block@nongnu.org, Fam Zheng , Keith Busch , =?utf-8?q?Phil?= =?utf-8?q?ippe_Mathieu-Daud=C3=A9?= , Jesper Devantier , Kevin Wolf , Ayush Mishra , Klaus Jensen Subject: [PULL 3/4] hw/nvme: actually implement abort Date: Mon, 22 Jul 2024 18:40:30 +0200 Message-ID: <20240722164026.61128-9-its@irrelevant.dk> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240722164026.61128-6-its@irrelevant.dk> References: <20240722164026.61128-6-its@irrelevant.dk> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=2152; i=k.jensen@samsung.com; h=from:subject; bh=uglZ62ZPer5vBDYnn35Dk3Wt8vMep/HYhK4caD0wnJk=; b=owJ4nAFtAZL+kA0DAAoBTeGvMW1PDekByyZiAGaei3uawf+QHwE9an/l+E/1HGrp6BeMqdVq3 SgXJ969wRlcY4kBMwQAAQoAHRYhBFIoM6p14tzmokdmwE3hrzFtTw3pBQJmnot7AAoJEE3hrzFt Tw3pdU4H/Ridki1+9k3YDCcl0dlBoUgA4znHYdrYNjStvE8Qi0iiyuIawJrzMcK38krNfvw7l56 7blBNZr6wrM95Jh+T807p/VW+GsONVpSSHudkILNdXCiwT0UaP9mVOlwaQkHqIJueEWrCBY80ts kHdP0lUAZFf3+kkVhY57OvkpYS7XaCXDbTyAXZAJWip2CJBkrwFIx5vjG27MnMVFs3Lo92vH8Rh BjzY0IjFux2hnUnpQUyWTKUJPqpYGL9QYC1AKaST9D74Ha73VQ6yey5wihxoBbvg7M3X7Ph4Alg lfYgl7i0ZuRAlTEhuNT+lGSePInZxsoFzVDKRlCjdZsinVFnXiw3uqpp X-Developer-Key: i=k.jensen@samsung.com; a=openpgp; fpr=DDCA4D9C9EF931CC3468427263D56FC5E55DA838 Received-SPF: pass client-ip=103.168.172.159; envelope-from=its@irrelevant.dk; helo=fhigh8-smtp.messagingengine.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Ayush Mishra Abort was not implemented previously, but we can implement it for AERs and asynchrnously for I/O. Signed-off-by: Ayush Mishra Reviewed-by: Klaus Jensen Signed-off-by: Klaus Jensen --- hw/nvme/ctrl.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/hw/nvme/ctrl.c b/hw/nvme/ctrl.c index 385438a9ae09..39782ddb2e76 100644 --- a/hw/nvme/ctrl.c +++ b/hw/nvme/ctrl.c @@ -1758,6 +1758,10 @@ static void nvme_aio_err(NvmeRequest *req, int ret) break; } + if (ret == -ECANCELED) { + status = NVME_CMD_ABORT_REQ; + } + trace_pci_nvme_err_aio(nvme_cid(req), strerror(-ret), status); error_setg_errno(&local_err, -ret, "aio failed"); @@ -5950,12 +5954,40 @@ static uint16_t nvme_identify(NvmeCtrl *n, NvmeRequest *req) static uint16_t nvme_abort(NvmeCtrl *n, NvmeRequest *req) { uint16_t sqid = le32_to_cpu(req->cmd.cdw10) & 0xffff; + uint16_t cid = (le32_to_cpu(req->cmd.cdw10) >> 16) & 0xffff; + NvmeSQueue *sq = n->sq[sqid]; + NvmeRequest *r, *next; + int i; req->cqe.result = 1; if (nvme_check_sqid(n, sqid)) { return NVME_INVALID_FIELD | NVME_DNR; } + if (sqid == 0) { + for (i = 0; i < n->outstanding_aers; i++) { + NvmeRequest *re = n->aer_reqs[i]; + if (re->cqe.cid == cid) { + memmove(n->aer_reqs + i, n->aer_reqs + i + 1, + (n->outstanding_aers - i - 1) * sizeof(NvmeRequest *)); + n->outstanding_aers--; + re->status = NVME_CMD_ABORT_REQ; + req->cqe.result = 0; + nvme_enqueue_req_completion(&n->admin_cq, re); + return NVME_SUCCESS; + } + } + } + + QTAILQ_FOREACH_SAFE(r, &sq->out_req_list, entry, next) { + if (r->cqe.cid == cid) { + if (r->aiocb) { + blk_aio_cancel_async(r->aiocb); + } + break; + } + } + return NVME_SUCCESS; }