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bh=LM9s2f6eUF43PxjCV18hv9qLtt4l9RfLQtWPgCDMmbQ=; b=HFN4AXnVAzk/SvB1cHB9Txp7vHY/mK5ZSEGWQgaOPIXm8tyG4MMgXxC3Qh9JCIzUWXZL53 IdyPS/a21dr13Zl+5QNpmGS9v578PlaMvpBmoDr4F9pGrKXYGwdD4opKQk+5TsXInu7tX5 3pDVyfK0ml0D2X96Tsju3vLffYm1P/w= X-MC-Unique: dxosgcrYNoiS8FsJUT7NuA-1 From: Emanuele Giuseppe Esposito To: qemu-block@nongnu.org Cc: Kevin Wolf , Hanna Reitz , Paolo Bonzini , John Snow , Vladimir Sementsov-Ogievskiy , Wen Congyang , Xie Changlong , Markus Armbruster , Stefan Hajnoczi , Fam Zheng , qemu-devel@nongnu.org, Emanuele Giuseppe Esposito , Vladimir Sementsov-Ogievskiy Subject: [PATCH v10 15/21] blockjob.h: categorize fields in struct BlockJob Date: Mon, 25 Jul 2022 03:38:49 -0400 Message-Id: <20220725073855.76049-16-eesposit@redhat.com> In-Reply-To: <20220725073855.76049-1-eesposit@redhat.com> References: <20220725073855.76049-1-eesposit@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 2.78 on 10.11.54.6 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=170.10.129.124; envelope-from=eesposit@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1658736716708100001 Content-Type: text/plain; charset="utf-8" The same job lock is being used also to protect some of blockjob fields. Categorize them just as done in job.h. Reviewed-by: Vladimir Sementsov-Ogievskiy Signed-off-by: Emanuele Giuseppe Esposito --- include/block/blockjob.h | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) diff --git a/include/block/blockjob.h b/include/block/blockjob.h index 8b65d3949d..912e10b083 100644 --- a/include/block/blockjob.h +++ b/include/block/blockjob.h @@ -40,10 +40,16 @@ typedef struct BlockJobDriver BlockJobDriver; * Long-running operation on a BlockDriverState. */ typedef struct BlockJob { - /** Data belonging to the generic Job infrastructure */ + /** + * Data belonging to the generic Job infrastructure. + * Protected by job mutex. + */ Job job; =20 - /** Status that is published by the query-block-jobs QMP API */ + /** + * Status that is published by the query-block-jobs QMP API. + * Protected by job mutex. + */ BlockDeviceIoStatus iostatus; =20 /** Speed that was set with @block_job_set_speed. */ @@ -55,6 +61,8 @@ typedef struct BlockJob { /** Block other operations when block job is running */ Error *blocker; =20 + /** All notifiers are set once in block_job_create() and never modifie= d. */ + /** Called when a cancelled job is finalised. */ Notifier finalize_cancelled_notifier; =20 @@ -70,7 +78,10 @@ typedef struct BlockJob { /** Called when the job coroutine yields or terminates */ Notifier idle_notifier; =20 - /** BlockDriverStates that are involved in this block job */ + /** + * BlockDriverStates that are involved in this block job. + * Always modified and read under QEMU global mutex (GLOBAL_STATE_CODE) + */ GSList *nodes; } BlockJob; =20 --=20 2.31.1