From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hannes Reinecke Subject: Re: [PATCH 11/14] dm-zoned: support arbitrary number of devices Date: Tue, 2 Jun 2020 08:42:33 +0200 Message-ID: References: <20200529173907.40529-1-hare@suse.de> <20200529173907.40529-12-hare@suse.de> <36914d620ecccdf0397a47703a69b926afd3d283.camel@wdc.com> <2d8e74ee-6f33-e832-f081-694d051343ce@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: Content-Language: en-US List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com To: Damien Le Moal , "snitzer@redhat.com" Cc: "dm-devel@redhat.com" List-Id: dm-devel.ids T24gNi8xLzIwIDE6NTQgQU0sIERhbWllbiBMZSBNb2FsIHdyb3RlOgo+IE9uIDIwMjAvMDUvMzEg MjI6MDYsIEhhbm5lcyBSZWluZWNrZSB3cm90ZToKPj4gT24gNS8zMS8yMCAxMToxMCBBTSwgRGFt aWVuIExlIE1vYWwgd3JvdGU6ClsgLi4gXQo+Pj4KPj4+IExvb2tzIGFsbCBnb29kIHRvIG1lLCBi dXQgdGhpbmtpbmcgbW9yZSBhYm91dCBpdCwgZG9uJ3Qgd2UgbmVlZCB0byBhZGQKPj4+IGEgZGV2 aWNlIGluZGV4IGluIHRoZSBzdXBlciBibG9ja3MgPyBUaGUgcmVhc29uIGlzIHRoYXQgaWYgdGhl IGRyaXZlCj4+PiBjb25maWd1cmF0aW9uIGNoYW5nZXMgYmV0d2VlbiBzdG9wdC9zdGFydCAoZHJp dmVzIHJlbW92ZWQsIGFkZGVkIG9yCj4+PiBjaGFuZ2VkIHNsb3RzKSwgdGhlIGRyaXZlIG5hbWVz IHdpbGwgY2hhbmdlIGFuZCB3aGlsZSB0aGUgdXNlcnNwYWNlCj4+PiB3aWxsIHN0aWxsIGJlIGFi bGUgdG8gZmluZCB0aGUgZ3JvdXAgb2YgZHJpdmVzIGNvbnN0aXR1dGluZyB0aGUgdGFyZ2V0Cj4+ PiAodXNpbmcgVVVJRDksIHRoZXJlIGlzIG5vIG9idmlvdXMgd2F5IHRvIGZpbmQgb3V0IHdoYXQg dGhlIG9yaWdpbmFsCj4+PiBkcml2ZSBvcmRlciB3YXMuIFNpbmNlIHRoZSBrZXJuZWwgc2lkZSBy ZWxpZXMgb24gdGhlIGRyaXZlIGJlaW5nIHBhc3NlZAo+Pj4gdG8gdGhlIGN0ciBmdW5jdGlvbiBp biB0aGUgb3JkZXIgb2YgdGhlIG1hcHBpbmcsIHdlIG5lZWQgdG8gcHJlc2VydmUKPj4+IHRoYXQu IE9yIGNoYW5nZSBhbHNvIHRoZSBrZXJuZWwgc2lkZSB0byB1c2UgdGhlIGluZGV4IGluIHRoZSBz dXBlcgo+Pj4gYmxvY2sgdG8gcHV0IGVhY2ggZHJpdmUgaW4gaXRzIGNvcnJlY3QgZG16LT5kZXZb XSBzbG90Lgo+Pj4KPj4gQWxyZWFkeSB0YWtlbiBjYXJlIG9mOyBoZXJlJ3Mgd2hlcmUgdGhlIHRl cnRpYXJ5IHN1cGVyYmxvY2tzIGNvbWUgaW4uCj4+IEVhY2ggc3VwZXJibG9jayBjYXJyaWVzIGl0 cyBvd24gcG9zaXRpb24gKGluIHRoZSAnc2JfYmxvY2snIGZpZWxkKS4KPj4gVGhpcyBpcyB0aGUg X2Fic29sdXRlXyBwb3NpdGlvbiB3aXRoaW4gdGhlIGVudGlyZSBzZXR1cCwgbm90IHRoZQo+PiBy ZWxhdGl2ZSBwZXItZGV2aWNlIGJsb2NrIG51bWJlci4KPj4gQW5kIGl0IGFsc28gaGFzIHRoZSBh YnNvbHV0ZSBudW1iZXIgb2YgYmxvY2tzIGluIHRoZSAnbnJfY2h1bmtzJyBmaWVsZC4KPj4KPj4g SGVuY2Ugd2Uga25vdyBleGFjdGx5IHdoZXJlIHRoaXMgc3VwZXJibG9jayAoYW5kLCBieSBpbXBs aWNhdGlvbiwgdGhlCj4+IHpvbmVzIGZvbGxvd2luZyB0aGlzIHN1cGVyYmxvY2spIHNob3VsZCBl bmQgdXAuIEFuZCB3ZSBrbm93IGhvdyBsYXJnZQo+PiB0aGUgZW50aXJlIHNldHVwIHdpbGwgYmUu IFNvIGNhbiBpbnNlcnQgdGhlIHN1cGVyYmxvY2sgYXQgdGhlIHJpZ2h0Cj4+IHBvc2l0aW9uIGFu ZCB0aGVuIGNhbiBjaGVjayBpZiB3ZSBoYXZlIGVub3VnaCB6b25lcyBmb3IgdGhlIGVudGlyZQo+ PiBkZXZpY2UuCj4gCj4gSSBkbyBub3QgZ2V0IGl0IHRob3VnaC4gV2hlcmUgaXMgdGhhdCBjaGVj a2VkID8gQXQgbGVhc3QgaW4gdGhpcyBwYXRjaCwgZHJpdmVzCj4gYXJlIGluaXRpYWxpemVkIGlu IHRoZSBvcmRlciBvZiB0aGUgY3RyIGFyZ3VtZW50cywgYW5kIHRoaXMgbG9vcDoKPiAKPiArCQlm b3IgKGkgPSAxOyBpIDwgZG16LT5ucl9kZGV2czsgaSsrKSB7Cj4gKwkJCWRtei0+ZGV2W2ldLnpv bmVfb2Zmc2V0ID0gem9uZV9vZmZzZXQ7Cj4gKwkJCXpvbmVfb2Zmc2V0ICs9IGRtei0+ZGV2W2ld Lm5yX3pvbmVzOwo+ICsJCX0KPiAKPiBpbiBkbXpfZml4dXBfZGV2aWNlcygpIHNldHMgdGhlIHpv bmUgb2Zmc2V0IGZvciBlYWNoIGRldmljZSBpbiB0aGUgc2FtZSBvcmRlci4KPiBTbyBmb3IgYSBn aXZlbiBjaHVuayBtYXBwZWQgdG8gYSB6b25lIGlkZW50aWZpZWQgYnkgaXRzIElELCBpZiB0aGUg ZGV2aWNlIG9yZGVyCj4gY2hhbmdlcywgem9uZSBJRCB3aWxsIGNoYW5nZSBhbmQgdGhlIGNodW5r IHdpbGwgbm90IGJlIG1hcHBlZCB0byB0aGUgY29ycmVjdAo+IHpvbmUuIFdoYXQgYW0gSSBtaXNz aW5nIGhlcmUgPwo+IApXZWxsLCBJIF9kaWRfIHN0YXRlIHRoYXQgd2UncmUgbWlzc2luZyBzdXBw b3J0IGZvciBpdDsgYWxsIEkgZGlkIHdhcyAKcG9pbnRpbmcgb3V0IHRoYXQgdGhlIG1ldGFkYXRh IGFscmVhZHkgaGFzIHRoZSBjYXBhYmlsaXR5IGZvciBkZXRlY3RpbmcgCmEgbWlzbWF0Y2guIEFu ZCBJIGRvIHRoaW5rIHdlJ3JlIGdldHRpbmcgYSB3YXJuaW5nIHdoZW4gbG9hZGluZyAKc3VwZXJi bG9ja3MsIGFuZCB0aGUgc2V0dXAgd291bGQgYmUgcmVqZWN0ZWQuCgpCdXQgdGhlbiBJIGp1c3Qg Y2hlY2tlZCwgYW5kIHdlJ3JlIGluZGVlZCBtaXNzaW5nIHRoZSBzYl9ibG9jayAKdmFsaWRhdGlv bi4gV2lsbCBiZSBhZGRpbmcgaXQgc3VjaCB0aGF0IHdlJ3JlIHJlamVjdGluZyBvdXQtb2Ytb3Jk ZXIgCmRldmljZXMuCgpDaGVlcnMsCgpIYW5uZXMKLS0gCkRyLiBIYW5uZXMgUmVpbmVja2UgICAg ICAgICAgICBUZWFtbGVhZCBTdG9yYWdlICYgTmV0d29ya2luZwpoYXJlQHN1c2UuZGUgICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgKzQ5IDkxMSA3NDA1MyA2ODgKU1VTRSBTb2Z0d2FyZSBT b2x1dGlvbnMgR21iSCwgTWF4ZmVsZHN0ci4gNSwgOTA0MDkgTsO8cm5iZXJnCkhSQiAzNjgwOSAo QUcgTsO8cm5iZXJnKSwgR2VzY2jDpGZ0c2bDvGhyZXI6IEZlbGl4IEltZW5kw7ZyZmZlcgoKCi0t CmRtLWRldmVsIG1haWxpbmcgbGlzdApkbS1kZXZlbEByZWRoYXQuY29tCmh0dHBzOi8vd3d3LnJl ZGhhdC5jb20vbWFpbG1hbi9saXN0aW5mby9kbS1kZXZlbA==