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bh=aRNlHc5dNco8sL82R2DreaesGOuYlSclpQ+GSk1CEkU=; b=Xm+0RCJwNJ2LIyA1/R8YeIGyLMiKdpvCKmV6deay7vVB2tRTUg1Xoj0GDFY5B75rDKM7p4 aUNLxfVH2PG1L2L89Xn91+fYpA+vD2qvZut/qmrsq91acL1lSMnjf60qhBbfXqT5APfSTR eKRJ4eTHip7utS0smCVLjkBDEjnNLas= X-MC-Unique: owxhRB9nNuy7SGfRHTV4GA-1 From: Emanuele Giuseppe Esposito To: qemu-block@nongnu.org Cc: Kevin Wolf , Hanna Reitz , John Snow , Paolo Bonzini , Vladimir Sementsov-Ogievskiy , Stefan Hajnoczi , Fam Zheng , Eric Blake , qemu-devel@nongnu.org, Emanuele Giuseppe Esposito Subject: [PATCH 6/6] block: assert that BlockDriver->bdrv_co_delete_file is always called with graph rdlock taken Date: Wed, 16 Nov 2022 08:53:31 -0500 Message-Id: <20221116135331.3052923-7-eesposit@redhat.com> In-Reply-To: <20221116135331.3052923-1-eesposit@redhat.com> References: <20221116135331.3052923-1-eesposit@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.2 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=170.10.133.124; envelope-from=eesposit@redhat.com; helo=us-smtp-delivery-124.mimecast.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, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1668607199787100007 Content-Type: text/plain; charset="utf-8" The only callers are other callback functions that already run with the gra= ph rdlock taken. Signed-off-by: Emanuele Giuseppe Esposito --- block.c | 1 + include/block/block_int-common.h | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/block.c b/block.c index e54ed300d7..1a6ae08879 100644 --- a/block.c +++ b/block.c @@ -747,6 +747,7 @@ int coroutine_fn bdrv_co_delete_file(BlockDriverState *= bs, Error **errp) =20 IO_CODE(); assert(bs !=3D NULL); + assert_bdrv_graph_readable(); =20 if (!bs->drv) { error_setg(errp, "Block node '%s' is not opened", bs->filename); diff --git a/include/block/block_int-common.h b/include/block/block_int-com= mon.h index 03bd28e3c9..20308376c6 100644 --- a/include/block/block_int-common.h +++ b/include/block/block_int-common.h @@ -681,7 +681,7 @@ struct BlockDriver { */ int coroutine_fn (*bdrv_co_flush)(BlockDriverState *bs); =20 - /* Delete a created file. */ + /* Delete a created file. Called with graph rdlock taken. */ int coroutine_fn (*bdrv_co_delete_file)(BlockDriverState *bs, Error **errp); =20 --=20 2.31.1