From nobody Mon Nov 25 11:39:40 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=quarantine dis=none) header.from=bytedance.com ARC-Seal: i=1; a=rsa-sha256; t=1715174065; cv=none; d=zohomail.com; s=zohoarc; b=jnRDPxknoj5kh7JYnLmNO+djEDIENrw2m77vvuzzqMPI5AKmeJSugLUXXZzhrz2LFR/SF0RGSa+0U/VuLT/57axFepMyz2EsKAYZuN9Y5nbU/kcBI258VFqxE06mXQ++Z/Cm22BLpcb87MjzGoqguFLZmfF48VJJ8uHXoSQWagM= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1715174065; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=REjV3MNcFfq7gH+69GQ9Wyw9SNuTcZ130RuiQhIkTss=; b=fPM9PLvKT03ZE1su3N84gJmfCcRqzddwGDIT1GlxLZuZIQGxj5Un5IETAmWUO+0qrgRfemV9rj+/ZlOLh4QBFQ0TWQeJVhPqiEl6kj3euqEjTuEMTOig9lZHBdevDqwV2tWa8IkLRbhSIt1+luedK7eeiFGdDNgo0D6fIhzcGoA= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=quarantine dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1715174065520171.6418430930877; Wed, 8 May 2024 06:14:25 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1s4h5t-0005EI-2S; Wed, 08 May 2024 09:12:25 -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 1s4dkf-0007V6-UV for qemu-devel@nongnu.org; Wed, 08 May 2024 05:38:17 -0400 Received: from mail-pl1-x62f.google.com ([2607:f8b0:4864:20::62f]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1s4dke-0000XJ-68 for qemu-devel@nongnu.org; Wed, 08 May 2024 05:38:17 -0400 Received: by mail-pl1-x62f.google.com with SMTP id d9443c01a7336-1ed0abbf706so28848015ad.2 for ; Wed, 08 May 2024 02:38:15 -0700 (PDT) Received: from n37-006-243.byted.org ([180.184.51.134]) by smtp.gmail.com with ESMTPSA id p16-20020a1709027ed000b001ee13eb2bedsm4992178plb.98.2024.05.08.02.38.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 08 May 2024 02:38:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bytedance.com; s=google; t=1715161095; x=1715765895; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=REjV3MNcFfq7gH+69GQ9Wyw9SNuTcZ130RuiQhIkTss=; b=Bq3jyy65s6OIXByBJPOjqkdPcuLCiSw2t5sMF6q4tpU9nrM6HCG/PzN/V49x9sjuhn iD1S3LJIB2Fs/8C1Rv8eoDm9p+o4mrVXPUUfxqr3cY6xlUsOpzCivfeDGWLUHoYIXBlb lSo+UWmVxxuHzyz74h5NN6TwSGW0Ir8TYjiATkvuShZ+cBruvdBID2R04XMcxMsN78fD fTHRwA55kUHVzhutkIpKhtQhFG1uSpLiz+jCcigA87ysd822PH8F5mihOpZ24dLe0PbH w+1InPaFx2vzXmvt+OXSA2onRmVfV+r2oH2dZoVF2giYj3GFTOgKDkWJH41eIeRL1L8C KW4w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1715161095; x=1715765895; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=REjV3MNcFfq7gH+69GQ9Wyw9SNuTcZ130RuiQhIkTss=; b=jlhl6R+igzjMatQIFdaIWQqxAdMDG8F1l3kgmtWudJgw6BQFf0sDK2TyYaGsT/S9ir Xosi50I7+RQoQXUBkImpInrAdcTWQwrXov0iFS86xEUq0JXJnmW9KWovo2tRx3+3kXtf af+/QdnrV3S8fxbh58ibmn1QNP5TyeIaL5Q3lDeelAbW5O7Kl/IsWfZUMMUqPbxWaDbX XBUFlX6SDKO6S3kaF+4DjAs1EAXQnz1bSK8W11pWwUVQEIxq2fFEmd9TEjj4WduUDeOZ 0F1v6dddWec0aD2hTtw4pewlC/TcjqZovQ9/OpkOG1AtPb8TYXQPZkO3p2LfoMqSDuen husQ== X-Forwarded-Encrypted: i=1; AJvYcCUIuKKTiooF64zwyNgkcslRzd58nbjvSYBJpuvhZSemebQ+2sw61i1rt10F1nLMTsu2Eiqs2X/s21FCkWDq4cLTHXdnxqI= X-Gm-Message-State: AOJu0YxfpSxRIp6yG0FFJGZtzks3xpU3uXrXa/X3SEEOs8lQoYECKwN7 24kAz4aTU/Wy/X6PCGHlfl+pLUY429kIVxjLEsLwQw/a0wjiMmGPCDPOi9mHhUU= X-Google-Smtp-Source: AGHT+IGM3+Ubylkt9hhSsVGlCd72RXz03xCMm80BRI+tojF1H57vkTR76YzdGhOLEE0uMhtdjvNo2g== X-Received: by 2002:a17:902:e74a:b0:1e2:3e1e:3d9 with SMTP id d9443c01a7336-1eeb0899ae1mr27124525ad.63.1715161094778; Wed, 08 May 2024 02:38:14 -0700 (PDT) From: Changqi Lu To: qemu-block@nongnu.org, qemu-devel@nongnu.org Cc: kwolf@redhat.com, hreitz@redhat.com, stefanha@redhat.com, fam@euphon.net, ronniesahlberg@gmail.com, pbonzini@redhat.com, pl@dlhnet.de, kbusch@kernel.org, its@irrelevant.dk, foss@defmacro.it, philmd@linaro.org, Changqi Lu , zhenwei pi Subject: [PATCH 2/9] block/raw: add persistent reservation in/out driver Date: Wed, 8 May 2024 17:36:22 +0800 Message-Id: <20240508093629.441057-3-luchangqi.123@bytedance.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20240508093629.441057-1-luchangqi.123@bytedance.com> References: <20240508093629.441057-1-luchangqi.123@bytedance.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62f; envelope-from=luchangqi.123@bytedance.com; helo=mail-pl1-x62f.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Wed, 08 May 2024 09:12:22 -0400 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @bytedance.com) X-ZM-MESSAGEID: 1715174067105100001 Content-Type: text/plain; charset="utf-8" Add persistent reservation in/out operations for raw driver. The following methods are implemented: bdrv_co_pr_read_keys, bdrv_co_pr_read_reservation, bdrv_co_pr_register, bdrv_co_pr_reserve, bdrv_co_pr_release, bdrv_co_pr_clear and bdrv_co_pr_preempt. Signed-off-by: Changqi Lu Signed-off-by: zhenwei pi Reviewed-by: Stefan Hajnoczi --- block/raw-format.c | 55 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/block/raw-format.c b/block/raw-format.c index ac7e8495f6..7ba5b12101 100644 --- a/block/raw-format.c +++ b/block/raw-format.c @@ -454,6 +454,54 @@ raw_co_ioctl(BlockDriverState *bs, unsigned long int r= eq, void *buf) return bdrv_co_ioctl(bs->file->bs, req, buf); } =20 +static int coroutine_fn GRAPH_RDLOCK +raw_co_pr_read_keys(BlockDriverState *bs, uint32_t *generation, + uint32_t num_keys, uint64_t *keys) +{ + + return bdrv_co_pr_read_keys(bs->file->bs, generation, num_keys, keys); +} + +static int coroutine_fn GRAPH_RDLOCK +raw_co_pr_read_reservation(BlockDriverState *bs, uint32_t *generation, + uint64_t *key, BlockPrType *type) +{ + return bdrv_co_pr_read_reservation(bs->file->bs, generation, key, type= ); +} + +static int coroutine_fn GRAPH_RDLOCK +raw_co_pr_register(BlockDriverState *bs, uint64_t old_key, + uint64_t new_key, BlockPrType type, bool ignore_key) +{ + return bdrv_co_pr_register(bs->file->bs, old_key, new_key, + type, ignore_key); +} + +static int coroutine_fn GRAPH_RDLOCK +raw_co_pr_reserve(BlockDriverState *bs, uint64_t key, BlockPrType type) +{ + return bdrv_co_pr_reserve(bs->file->bs, key, type); +} + +static int coroutine_fn GRAPH_RDLOCK +raw_co_pr_release(BlockDriverState *bs, uint64_t key, BlockPrType type) +{ + return bdrv_co_pr_release(bs->file->bs, key, type); +} + +static int coroutine_fn GRAPH_RDLOCK +raw_co_pr_clear(BlockDriverState *bs, uint64_t key) +{ + return bdrv_co_pr_clear(bs->file->bs, key); +} + +static int coroutine_fn GRAPH_RDLOCK +raw_co_pr_preempt(BlockDriverState *bs, uint64_t old_key, + uint64_t new_key, BlockPrType type, bool abort) +{ + return bdrv_co_pr_preempt(bs->file->bs, old_key, new_key, type, abort); +} + static int GRAPH_RDLOCK raw_has_zero_init(BlockDriverState *bs) { return bdrv_has_zero_init(bs->file->bs); @@ -672,6 +720,13 @@ BlockDriver bdrv_raw =3D { .strong_runtime_opts =3D raw_strong_runtime_opts, .mutable_opts =3D mutable_opts, .bdrv_cancel_in_flight =3D raw_cancel_in_flight, + .bdrv_co_pr_read_keys =3D raw_co_pr_read_keys, + .bdrv_co_pr_read_reservation =3D raw_co_pr_read_reservation, + .bdrv_co_pr_register =3D raw_co_pr_register, + .bdrv_co_pr_reserve =3D raw_co_pr_reserve, + .bdrv_co_pr_release =3D raw_co_pr_release, + .bdrv_co_pr_clear =3D raw_co_pr_clear, + .bdrv_co_pr_preempt =3D raw_co_pr_preempt, }; =20 static void bdrv_raw_init(void) --=20 2.20.1