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Petersen" , "linux-mmc@vger.kernel.org" , "linux-f2fs-devel@lists.sourceforge.net" , "linux-xfs@vger.kernel.org" , =?utf-8?B?Q2hyaXN0b3BoIELDtmhtd2FsZGVy?= , "ocfs2-devel@oss.oracle.com" , "linux-fsdevel@vger.kernel.org" , "ntfs3@lists.linux.dev" , "linux-btrfs@vger.kernel.org" Errors-To: dm-devel-bounces@redhat.com Sender: "dm-devel" X-Scanned-By: MIMEDefang 2.84 on 10.11.54.2 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=dm-devel-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-ID: <198DA0096D964E4496BC8D9005BDA9B4@namprd12.prod.outlook.com> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 T24gNC8xNC8yMiAyMTo1MiwgQ2hyaXN0b3BoIEhlbGx3aWcgd3JvdGU6DQo+IEFkZCBhIGhlbHBl ciB0byBxdWVyeSB0aGUgbnVtYmVyIG9mIHNlY3RvcnMgc3VwcG9ydCBwZXIgZWFjaCBkaXNjYXJk IGJpbw0KPiBiYXNlZCBvbiB0aGUgYmxvY2sgZGV2aWNlIGFuZCB1c2UgdGhpcyBoZWxwZXIgdG8g c3RvcCB2YXJpb3VzIHBsYWNlcyBmcm9tDQo+IHBva2luZyBpbnRvIHRoZSByZXF1ZXN0X3F1ZXVl IHRvIHNlZSBpZiBkaXNjYXJkIGlzIHN1cHBvcnRlZCBhbmQgaWYgc28gaG93DQo+IG11Y2guICBU aGlzIG1pcnJvcnMgd2hhdCBpcyBkb25lIGUuZy4gZm9yIHdyaXRlIHplcm9lcyBhcyB3ZWxsLg0K PiANCj4gU2lnbmVkLW9mZi1ieTogQ2hyaXN0b3BoIEhlbGx3aWcgPGhjaEBsc3QuZGU+DQo+IFJl dmlld2VkLWJ5OiBNYXJ0aW4gSy4gUGV0ZXJzZW4gPG1hcnRpbi5wZXRlcnNlbkBvcmFjbGUuY29t Pg0KPiBBY2tlZC1ieTogQ2hyaXN0b3BoIELDtmhtd2FsZGVyIDxjaHJpc3RvcGguYm9laG13YWxk ZXJAbGluYml0LmNvbT4gW2RyYmRdDQo+IEFja2VkLWJ5OiBDb2x5IExpIDxjb2x5bGlAc3VzZS5k ZT4gW2JjYWNoZV0NCj4gQWNrZWQtYnk6IERhdmlkIFN0ZXJiYSA8ZHN0ZXJiYUBzdXNlLmNvbT4g W2J0cmZzXQ0KPiAtLS0NCg0KTG9va3MgZ29vZC4NCg0KUmV2aWV3ZWQtYnk6IENoYWl0YW55YSBL dWxrYXJuaSA8a2NoQG52aWRpYS5jb20+DQoNCi1jaw0KDQoNCi0tCmRtLWRldmVsIG1haWxpbmcg bGlzdApkbS1kZXZlbEByZWRoYXQuY29tCmh0dHBzOi8vbGlzdG1hbi5yZWRoYXQuY29tL21haWxt YW4vbGlzdGluZm8vZG0tZGV2ZWwK From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Chaitanya Kulkarni Subject: Re: [PATCH 23/27] block: add a bdev_max_discard_sectors helper Date: Fri, 15 Apr 2022 05:47:13 +0000 Message-ID: <3583727e-1260-0907-1b18-cad774750ed0@nvidia.com> References: <20220415045258.199825-1-hch@lst.de> <20220415045258.199825-24-hch@lst.de> In-Reply-To: <20220415045258.199825-24-hch@lst.de> Content-Language: en-US Content-ID: <198DA0096D964E4496BC8D9005BDA9B4@namprd12.prod.outlook.com> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-um" Errors-To: linux-um-bounces+geert=linux-m68k.org@lists.infradead.org To: Christoph Hellwig , Jens Axboe Cc: "dm-devel@redhat.com" , "linux-xfs@vger.kernel.org" , "linux-fsdevel@vger.kernel.org" , "linux-um@lists.infradead.org" , "linux-block@vger.kernel.org" , "drbd-dev@lists.linbit.com" , "nbd@other.debian.org" , "ceph-devel@vger.kernel.org" , "virtualization@lists.linux-foundation.org" , "xen-devel@lists.xenproject.org" , "linux-bcache@vger.kernel.org" , "linux-raid@vger.kernel.org" , "linux-mmc@vger.kernel.org" , "linux-mtd@lists.infradead.org" , "linux-nvme@lists.infradead.org" , "linux-s390@vger.kernel.org" , "linux-scsi@vger.kernel.org" , "target-devel@vger.kernel.org" , "linux-btrfs@vger.kernel.org" , "linux-ext4@vger.kernel.org" , "linux-f2fs-devel@lists.sourceforge.net" , "cluster-devel@redhat.com" , "jfs-discussion@lists.sourceforge.net" , "linux-nilfs@vger.kernel.org" , "ntfs3@lists.linux.dev" , "ocfs2-devel@oss.oracle.com" , "linux-mm@kvack.org" , "Martin K . Petersen" , =?utf-8?B?Q2hyaXN0b3BoIELDtmhtd2FsZGVy?= , Coly Li , David Sterba T24gNC8xNC8yMiAyMTo1MiwgQ2hyaXN0b3BoIEhlbGx3aWcgd3JvdGU6DQo+IEFkZCBhIGhlbHBl ciB0byBxdWVyeSB0aGUgbnVtYmVyIG9mIHNlY3RvcnMgc3VwcG9ydCBwZXIgZWFjaCBkaXNjYXJk IGJpbw0KPiBiYXNlZCBvbiB0aGUgYmxvY2sgZGV2aWNlIGFuZCB1c2UgdGhpcyBoZWxwZXIgdG8g c3RvcCB2YXJpb3VzIHBsYWNlcyBmcm9tDQo+IHBva2luZyBpbnRvIHRoZSByZXF1ZXN0X3F1ZXVl IHRvIHNlZSBpZiBkaXNjYXJkIGlzIHN1cHBvcnRlZCBhbmQgaWYgc28gaG93DQo+IG11Y2guICBU aGlzIG1pcnJvcnMgd2hhdCBpcyBkb25lIGUuZy4gZm9yIHdyaXRlIHplcm9lcyBhcyB3ZWxsLg0K PiANCj4gU2lnbmVkLW9mZi1ieTogQ2hyaXN0b3BoIEhlbGx3aWcgPGhjaEBsc3QuZGU+DQo+IFJl dmlld2VkLWJ5OiBNYXJ0aW4gSy4gUGV0ZXJzZW4gPG1hcnRpbi5wZXRlcnNlbkBvcmFjbGUuY29t Pg0KPiBBY2tlZC1ieTogQ2hyaXN0b3BoIELDtmhtd2FsZGVyIDxjaHJpc3RvcGguYm9laG13YWxk ZXJAbGluYml0LmNvbT4gW2RyYmRdDQo+IEFja2VkLWJ5OiBDb2x5IExpIDxjb2x5bGlAc3VzZS5k ZT4gW2JjYWNoZV0NCj4gQWNrZWQtYnk6IERhdmlkIFN0ZXJiYSA8ZHN0ZXJiYUBzdXNlLmNvbT4g W2J0cmZzXQ0KPiAtLS0NCg0KTG9va3MgZ29vZC4NCg0KUmV2aWV3ZWQtYnk6IENoYWl0YW55YSBL dWxrYXJuaSA8a2NoQG52aWRpYS5jb20+DQoNCi1jaw0KDQoNCl9fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LXVtIG1haWxpbmcgbGlzdApsaW51eC11 bUBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4v bGlzdGluZm8vbGludXgtdW0K From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chaitanya Kulkarni Date: Fri, 15 Apr 2022 05:47:13 +0000 Subject: [Cluster-devel] [PATCH 23/27] block: add a bdev_max_discard_sectors helper In-Reply-To: <20220415045258.199825-24-hch@lst.de> References: <20220415045258.199825-1-hch@lst.de> <20220415045258.199825-24-hch@lst.de> Message-ID: <3583727e-1260-0907-1b18-cad774750ed0@nvidia.com> List-Id: To: cluster-devel.redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit On 4/14/22 21:52, Christoph Hellwig wrote: > Add a helper to query the number of sectors support per each discard bio > based on the block device and use this helper to stop various places from > poking into the request_queue to see if discard is supported and if so how > much. This mirrors what is done e.g. for write zeroes as well. > > Signed-off-by: Christoph Hellwig > Reviewed-by: Martin K. Petersen > Acked-by: Christoph B?hmwalder [drbd] > Acked-by: Coly Li [bcache] > Acked-by: David Sterba [btrfs] > --- Looks good. Reviewed-by: Chaitanya Kulkarni -ck From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chaitanya Kulkarni Subject: Re: [PATCH 23/27] block: add a bdev_max_discard_sectors helper Date: Fri, 15 Apr 2022 05:47:13 +0000 Message-ID: <3583727e-1260-0907-1b18-cad774750ed0@nvidia.com> References: <20220415045258.199825-1-hch@lst.de> <20220415045258.199825-24-hch@lst.de> Mime-Version: 1.0 Content-Transfer-Encoding: base64 Return-path: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=KdzVxQLhOIzwO3EIom1scI2CEKlGZZ29ZfmeWI/0Tzs=; b=HAcwx2b4PXoa4zPnYgVIEbCtts9d7sVBpXDyaHqzXDR3VcfBub5R72rObkzotyIEJEQZMAdvbp+1UZSk6FYN2tvzBxBnun7v6RbD1qVyNdK2jdYsj3VJCL+Z4Y0SlfFLbZG1wsqKrRMUAdKkvc+U74nFHzLFwRepcSQh2PDvgynZ+6bg6fY8yYRtAC1ZCJlFp/971+W+s0PcBuS+dZzi89lnlBKfbMbxYX8hRxKMl5x3pKpTZPk/jNyslSRVFcIzJ3B9uMiG7HvVKDBjo7xdJ9yx9ax333Aj4goLKBrY97BONbulZtk/giNDMNXel1JnkyeQ6N2IfbvX3nsw9+ngtQ== In-Reply-To: <20220415045258.199825-24-hch@lst.de> Content-Language: en-US Content-ID: <198DA0096D964E4496BC8D9005BDA9B4@namprd12.prod.outlook.com> List-ID: Content-Type: text/plain; charset="iso-8859-1" To: Christoph Hellwig , Jens Axboe Cc: "dm-devel@redhat.com" , "linux-xfs@vger.kernel.org" , "linux-fsdevel@vger.kernel.org" , "linux-um@lists.infradead.org" , "linux-block@vger.kernel.org" , "drbd-dev@lists.linbit.com" , "nbd@other.debian.org" , "ceph-devel@vger.kernel.org" , "virtualization@lists.linux-foundation.org" , "xen-devel@lists.xenproject.org" , "linux-bcache@vger.kernel.org" , "linux-raid@vger.kernel.org" , "linux-mmc@vger.kernel.org" T24gNC8xNC8yMiAyMTo1MiwgQ2hyaXN0b3BoIEhlbGx3aWcgd3JvdGU6DQo+IEFkZCBhIGhlbHBl ciB0byBxdWVyeSB0aGUgbnVtYmVyIG9mIHNlY3RvcnMgc3VwcG9ydCBwZXIgZWFjaCBkaXNjYXJk IGJpbw0KPiBiYXNlZCBvbiB0aGUgYmxvY2sgZGV2aWNlIGFuZCB1c2UgdGhpcyBoZWxwZXIgdG8g c3RvcCB2YXJpb3VzIHBsYWNlcyBmcm9tDQo+IHBva2luZyBpbnRvIHRoZSByZXF1ZXN0X3F1ZXVl IHRvIHNlZSBpZiBkaXNjYXJkIGlzIHN1cHBvcnRlZCBhbmQgaWYgc28gaG93DQo+IG11Y2guICBU aGlzIG1pcnJvcnMgd2hhdCBpcyBkb25lIGUuZy4gZm9yIHdyaXRlIHplcm9lcyBhcyB3ZWxsLg0K PiANCj4gU2lnbmVkLW9mZi1ieTogQ2hyaXN0b3BoIEhlbGx3aWcgPGhjaEBsc3QuZGU+DQo+IFJl dmlld2VkLWJ5OiBNYXJ0aW4gSy4gUGV0ZXJzZW4gPG1hcnRpbi5wZXRlcnNlbkBvcmFjbGUuY29t Pg0KPiBBY2tlZC1ieTogQ2hyaXN0b3BoIELDtmhtd2FsZGVyIDxjaHJpc3RvcGguYm9laG13YWxk ZXJAbGluYml0LmNvbT4gW2RyYmRdDQo+IEFja2VkLWJ5OiBDb2x5IExpIDxjb2x5bGlAc3VzZS5k ZT4gW2JjYWNoZV0NCj4gQWNrZWQtYnk6IERhdmlkIFN0ZXJiYSA8ZHN0ZXJiYUBzdXNlLmNvbT4g W2J0cmZzXQ0KPiAtLS0NCg0KTG9va3MgZ29vZC4NCg0KUmV2aWV3ZWQtYnk6IENoYWl0YW55YSBL dWxrYXJuaSA8a2NoQG52aWRpYS5jb20+DQoNCi1jaw0KDQoNCg==