From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from tartarus.angband.pl (tartarus.angband.pl [IPv6:2001:41d0:602:dbe::8]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 0F4C321276B81 for ; Thu, 23 May 2019 09:19:31 -0700 (PDT) Date: Thu, 23 May 2019 18:19:09 +0200 From: Adam Borowski Subject: Re: [PATCH 12/18] btrfs: allow MAP_SYNC mmap Message-ID: <20190523161909.GA10771@angband.pl> References: <20190429172649.8288-1-rgoldwyn@suse.de> <20190429172649.8288-13-rgoldwyn@suse.de> <20190523134449.GC2949@quack2.suse.cz> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190523134449.GC2949@quack2.suse.cz> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: linux-nvdimm-bounces@lists.01.org Sender: "Linux-nvdimm" To: Jan Kara Cc: darrick.wong@oracle.com, nborisov@suse.com, Goldwyn Rodrigues , linux-nvdimm@lists.01.org, david@fromorbit.com, dsterba@suse.cz, willy@infradead.org, Goldwyn Rodrigues , linux-fsdevel@vger.kernel.org, hch@lst.de, linux-btrfs@vger.kernel.org List-ID: T24gVGh1LCBNYXkgMjMsIDIwMTkgYXQgMDM6NDQ6NDlQTSArMDIwMCwgSmFuIEthcmEgd3JvdGU6 Cj4gT24gTW9uIDI5LTA0LTE5IDEyOjI2OjQzLCBHb2xkd3luIFJvZHJpZ3VlcyB3cm90ZToKPiA+ IEZyb206IEFkYW0gQm9yb3dza2kgPGtpbG9ieXRlQGFuZ2JhbmQucGw+Cj4gPiAKPiA+IFVzZWQg YnkgdXNlcnNwYWNlIHRvIGRldGVjdCBEQVguCj4gPiBbcmdvbGR3eW5Ac3VzZS5jb206IEFkZGVk IENPTkZJR19GU19EQVggYXJvdW5kIG1tYXBfc3VwcG9ydGVkX2ZsYWdzXQo+IAo+IFdoeSB0aGUg Q09ORklHX0ZTX0RBWCBiaXQ/IFlvdXIgbW1hcCgyKSBpbXBsZW1lbnRhdGlvbiB1bmRlcnN0YW5k cwo+IGltcGxpY2F0aW9ucyBvZiBNQVBfU1lOQyBmbGFnIGFuZCB0aGF0J3MgYWxsIHRoYXQncyBu ZWVkZWQgdG8gc2V0Cj4gLm1tYXBfc3VwcG9ydGVkX2ZsYWdzLgoKR29vZCBwb2ludC4KCkFsc28s IHRoYXQgY2hlY2sgd2lsbCBuZWVkIHRvIGJlIHVwZGF0ZWQgd2hlbiB0aGUgcG1lbS12aXJ0aW8g cGF0Y2hzZXQgZ29lcwppbi4KCj4gPiBTaWduZWQtb2ZmLWJ5OiBBZGFtIEJvcm93c2tpIDxraWxv Ynl0ZUBhbmdiYW5kLnBsPgo+ID4gU2lnbmVkLW9mZi1ieTogR29sZHd5biBSb2RyaWd1ZXMgPHJn b2xkd3luQHN1c2UuY29tPgo+ID4gLS0tCj4gPiAgZnMvYnRyZnMvZmlsZS5jIHwgNCArKysrCj4g PiAgMSBmaWxlIGNoYW5nZWQsIDQgaW5zZXJ0aW9ucygrKQo+ID4gCj4gPiBkaWZmIC0tZ2l0IGEv ZnMvYnRyZnMvZmlsZS5jIGIvZnMvYnRyZnMvZmlsZS5jCj4gPiBpbmRleCA5ZDVhM2M5OWE2Yjku LjM2MmE5Y2Y5ZGNiMiAxMDA2NDQKPiA+IC0tLSBhL2ZzL2J0cmZzL2ZpbGUuYwo+ID4gKysrIGIv ZnMvYnRyZnMvZmlsZS5jCj4gPiBAQCAtMTYsNiArMTYsNyBAQAo+ID4gICNpbmNsdWRlIDxsaW51 eC9idHJmcy5oPgo+ID4gICNpbmNsdWRlIDxsaW51eC91aW8uaD4KPiA+ICAjaW5jbHVkZSA8bGlu dXgvaXZlcnNpb24uaD4KPiA+ICsjaW5jbHVkZSA8bGludXgvbW1hbi5oPgo+ID4gICNpbmNsdWRl ICJjdHJlZS5oIgo+ID4gICNpbmNsdWRlICJkaXNrLWlvLmgiCj4gPiAgI2luY2x1ZGUgInRyYW5z YWN0aW9uLmgiCj4gPiBAQCAtMzMxOSw2ICszMzIwLDkgQEAgY29uc3Qgc3RydWN0IGZpbGVfb3Bl cmF0aW9ucyBidHJmc19maWxlX29wZXJhdGlvbnMgPSB7Cj4gPiAgCS5zcGxpY2VfcmVhZAk9IGdl bmVyaWNfZmlsZV9zcGxpY2VfcmVhZCwKPiA+ICAJLndyaXRlX2l0ZXIJPSBidHJmc19maWxlX3dy aXRlX2l0ZXIsCj4gPiAgCS5tbWFwCQk9IGJ0cmZzX2ZpbGVfbW1hcCwKPiA+ICsjaWZkZWYgQ09O RklHX0ZTX0RBWAo+ID4gKwkubW1hcF9zdXBwb3J0ZWRfZmxhZ3MgPSBNQVBfU1lOQywKPiA+ICsj ZW5kaWYKPiA+ICAJLm9wZW4JCT0gYnRyZnNfZmlsZV9vcGVuLAo+ID4gIAkucmVsZWFzZQk9IGJ0 cmZzX3JlbGVhc2VfZmlsZSwKPiA+ICAJLmZzeW5jCQk9IGJ0cmZzX3N5bmNfZmlsZSwKPiA+IC0t IAo+ID4gMi4xNi40Cj4gPiAKPiAtLSAKPiBKYW4gS2FyYSA8amFja0BzdXNlLmNvbT4KPiBTVVNF IExhYnMsIENSCj4gCgotLSAK4qKA4qO04qC+4qC74qK24qOm4qCAIExhdGluOiAgIG1lb3cgNCBj aGFyYWN0ZXJzLCA0IGNvbHVtbnMsICA0IGJ5dGVzCuKjvuKggeKioOKgkuKggOKjv+KhgSBHcmVl azogICDOvM61zr/PhSA0IGNoYXJhY3RlcnMsIDQgY29sdW1ucywgIDggYnl0ZXMK4qK/4qGE4qCY 4qC34qCa4qCLICBSdW5lczogICDhm5fhm5bhm5/hmrkgNCBjaGFyYWN0ZXJzLCA0IGNvbHVtbnMs IDEyIGJ5dGVzCuKgiOKgs+KjhOKggOKggOKggOKggCBDaGluZXNlOiDllrUgICAxIGNoYXJhY3Rl ciwgIDIgY29sdW1ucywgIDMgYnl0ZXMgPC0tIGJlc3QhCl9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCkxpbnV4LW52ZGltbSBtYWlsaW5nIGxpc3QKTGludXgt bnZkaW1tQGxpc3RzLjAxLm9yZwpodHRwczovL2xpc3RzLjAxLm9yZy9tYWlsbWFuL2xpc3RpbmZv L2xpbnV4LW52ZGltbQo=