From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: [PATCH 5/6] f2fs: add a kernel thread to issue discard commands asynchronously Date: Wed, 8 Feb 2017 08:02:07 -0800 Message-ID: <20170208160207.GA14621@infradead.org> References: <20170112224407.54026-1-jaegeuk@kernel.org> <20170112224407.54026-5-jaegeuk@kernel.org> <20170113080159.GB31777@infradead.org> <20170113191211.GB1301@jaegeuk.local> <20170116173220.GA2199@infradead.org> <20170205085947.GA25319@infradead.org> <20170207034403.GA24935@jaegeuk.local> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from sog-mx-4.v43.ch3.sourceforge.com ([172.29.43.194] helo=mx.sourceforge.net) by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1cbUhI-0000D1-49 for linux-f2fs-devel@lists.sourceforge.net; Wed, 08 Feb 2017 16:02:20 +0000 Received: from bombadil.infradead.org ([65.50.211.133]) by sog-mx-4.v43.ch3.sourceforge.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.76) id 1cbUhF-0000ii-L4 for linux-f2fs-devel@lists.sourceforge.net; Wed, 08 Feb 2017 16:02:20 +0000 Content-Disposition: inline In-Reply-To: <20170207034403.GA24935@jaegeuk.local> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linux-f2fs-devel-bounces@lists.sourceforge.net To: Jaegeuk Kim Cc: linux-fsdevel@vger.kernel.org, axboe@kernel.dk, linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org, linux-f2fs-devel@lists.sourceforge.net T24gTW9uLCBGZWIgMDYsIDIwMTcgYXQgMDc6NDQ6MDNQTSAtMDgwMCwgSmFlZ2V1ayBLaW0gd3Jv dGU6Cj4gU29ycnkgZm9yIHRoZSBsYXRlIHJlc3BvbnNlIGR1ZSB0byB0aGUgdHJhdmVsLgo+IAo+ IFdoZW4gZG9pbmcgZnN0cmltIHdpdGggYSBmcmVzaCBmMmZzIGltYWdlIGZvbWF0dGVkIG9uIElu dGVsIE5WTWUgU1NEIHdob3NlCj4gbW9kZWwgbmFtZSBpcyBTU0RQRTJNVzAxMlQ0LCBJJ3ZlIGdv dCB0aGUgZm9sbG93aW5nIHRyYWNlLgoKPHNuaXA+Cgo+IFNvLCBJIGludmVzdGlnYXRlZCB3aHkg YmxvY2tfcnFfY29tcGxldGUoKSBoYXBwZW5lZCBpbiBtb3JlIGRldGFpbC4KPiAKPiBUaGUgcm9v dC1jYXVzZWQgY2FsbCBwYXRoIGxvb2tzIGxpa2U6Cj4gIC0gc3VibWl0X2Jpbwo+ICAgLSBnZW5l cmljX21ha2VfcmVxdWVzdAo+ICAgIC0gcS0+bWFrZV9yZXF1ZXN0X2ZuCj4gICAgIC0gYmxrX21x X21ha2VfcmVxdWVzdAo+ICAgICAgLSBibGtfbXFfbWFwX3JlcXVlc3QKPiAgICAgICAtIGJsa19t cV9hbGxvY19yZXF1ZXN0Cj4gICAgICAgIC0gYmxrX21xX2dldF90YWcKPiAgICAgICAgIC0gX19i bGtfbXFfZ2V0X3RhZwo+ICAgICAgICAgIC0gYnRfZ2V0Cj4gICAgICAgICAgIC0gYmxrX21xX3J1 bl9od19xdWV1ZQo+ICAgICAgICAgICAtIGZpbmlzaF93YWl0Cj4gICAgICAgICAgIC0tPiB0aGlz IHdhaXRzIGZvciBwZW5kaW5nIDggZGlzY2FyZCBiaW9zIQoKWW91J3JlIGJsb2NraW5nIG9uIHRh ZyBhbGxvY2F0aW9uLiAgSG93IG1hbnkgdGFncyBwZXIgcXVldWUgZG9lcwp5b3VyIGRldmljZSBo YXZlPywgZS5nLiBkbyBhCgpjYXQgL3N5cy9ibG9jay9udm1lMG4xL21xLzAvbnJfdGFncwoKPiBJ dCBzZWVtcyB0aGUgcHJvYmxlbSBjb21lcyBmcm9tIHRoZSBzdG9yYWdlIHByb2Nlc3NpbmcgZGlz Y2FyZCBjb21tYW5kcyB0b28KPiBzbG93bHkgY29tcGFyaW5nIHRvIG5vcm1hbCByZWFkL3dyaXRl IElPcy4KPiAKPiBBbnkgdGhvdWdodHM/CgpEZWFsbG9jYXRlIGlzIGFsd2F5cyBnb2luZyB0byBi ZSBhbiBleGNlcHRpb24gcGF0aCBjb21wYXJlZCB0byBub3JtYWwKcmVhZC93cml0ZeKApiBidXQg anVzdCBob3cgbXVjaCBzbG93ZXIgaXMgZ29pbmcgdG8gYmUgZGV2aWNlCmRlcGVuZGVudC4KCk9u ZSBvcHRpb24gd291bGQgYmUgdG8gcmV1c2UgdGhlIG51bWJlciBvZiBkaXNjYXJkcywgZm9yIHRo YXQgY2FuIHlvdQp0cnkgdGhlIHNlcmllcyBoZXJlIHRvIHN1cHBvcnQgdmVjdG9yZWQgZGlzY2Fy ZHM6CgpodHRwOi8vZ2l0LmluZnJhZGVhZC5vcmcvdXNlcnMvaGNoL2Jsb2NrLmdpdC9zaG9ydGxv Zy9yZWZzL2hlYWRzL3ZlY3RvcmVkLWRpc2NhcmQtZm9yLWF4Ym9lCgotLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0KQ2hlY2sgb3V0IHRoZSB2aWJyYW50IHRlY2ggY29tbXVuaXR5IG9uIG9uZSBvZiB0aGUg d29ybGQncyBtb3N0CmVuZ2FnaW5nIHRlY2ggc2l0ZXMsIFNsYXNoRG90Lm9yZyEgaHR0cDovL3Nk bS5saW5rL3NsYXNoZG90Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCkxpbnV4LWYyZnMtZGV2ZWwgbWFpbGluZyBsaXN0CkxpbnV4LWYyZnMtZGV2ZWxAbGlz dHMuc291cmNlZm9yZ2UubmV0Cmh0dHBzOi8vbGlzdHMuc291cmNlZm9yZ2UubmV0L2xpc3RzL2xp c3RpbmZvL2xpbnV4LWYyZnMtZGV2ZWwK