From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jerome Glisse Subject: Re: [PATCH 2/2] mm/hmm: Only set FAULT_FLAG_ALLOW_RETRY for non-blocking Date: Mon, 13 May 2019 15:49:26 -0400 Message-ID: <20190513194925.GA31365@redhat.com> References: <20190510195258.9930-1-Felix.Kuehling@amd.com> <20190510195258.9930-3-Felix.Kuehling@amd.com> <20190510201403.GG4507@redhat.com> <65328381-aa0d-353d-68dc-81060e7cebdf@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <65328381-aa0d-353d-68dc-81060e7cebdf-5C7GfCeVMHo@public.gmane.org> List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: "Kuehling, Felix" , Andrew Morton Cc: "linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org" , "airlied-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org" , "amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" , "dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" , "alex.deucher-5C7GfCeVMHo@public.gmane.org" QW5kcmV3IGNhbiB3ZSBnZXQgdGhpcyAyIGZpeGVzIGxpbmUgdXAgZm9yIDUuMiA/CgpPbiBNb24s IE1heSAxMywgMjAxOSBhdCAwNzozNjo0NFBNICswMDAwLCBLdWVobGluZywgRmVsaXggd3JvdGU6 Cj4gSGkgSmVyb21lLAo+IAo+IERvIHlvdSB3YW50IG1lIHRvIHB1c2ggdGhlIHBhdGNoZXMgdG8g eW91ciBicmFuY2g/IE9yIGFyZSB5b3UgZ29pbmcgdG8gCj4gYXBwbHkgdGhlbSB5b3Vyc2VsZj8K PiAKPiBJcyB5b3VyIGhtbS01LjItdjMgYnJhbmNoIGdvaW5nIHRvIG1ha2UgaXQgaW50byBMaW51 eCA1LjI/IElmIHNvLCBkbyB5b3UgCj4ga25vdyB3aGVuPyBJJ2QgbGlrZSB0byBjb29yZGluYXRl IHdpdGggRGF2ZSBBaXJsaWUgc28gdGhhdCB3ZSBjYW4gYWxzbyAKPiBnZXQgdGhhdCB1cGRhdGUg aW50byBhIGRybS1uZXh0IGJyYW5jaCBzb29uLgo+IAo+IEkgc2VlIHRoYXQgTGludXMgbWVyZ2Vk IERhdmUncyBwdWxsIHJlcXVlc3QgZm9yIExpbnV4IDUuMiwgd2hpY2ggCj4gaW5jbHVkZXMgdGhl IGZpcnN0IGNoYW5nZXMgaW4gYW1kZ3B1IHVzaW5nIEhNTS4gVGhleSdyZSBjdXJyZW50bHkgYnJv a2VuIAo+IHdpdGhvdXQgdGhlc2UgdHdvIHBhdGNoZXMuCgpITU0gcGF0Y2ggZG8gbm90IGdvIHRo cm91Z2ggYW55IGdpdCBicmFuY2ggdGhleSBnbyB0aHJvdWdoIHRoZSBtbW90bQpjb2xsZWN0aW9u LiBTbyBpdCBpcyBub3Qgc29tZXRoaW5nIHlvdSBjYW4gZWFzaWx5IGNvb3JkaW5hdGUgd2l0aCBk cm0KYnJhbmNoLgoKQnkgYnJva2VuIGkgZXhwZWN0IHlvdSBtZWFuIHRoYXQgaWYgbnVtYWJhbGFu Y2UgaGFwcGVucyBpdCBicmVha3MgPwpPciBpdCBtaWdodCBzbGVlcCB3aGVuIHlvdSBhcmUgbm90 IGV4cGVjdGluZyBpdCB0b28gPwoKQ2hlZXJzLApKw6lyw7RtZQoKPiAKPiBUaGFua3MsCj4gIMKg IEZlbGl4Cj4gCj4gT24gMjAxOS0wNS0xMCA0OjE0IHAubS4sIEplcm9tZSBHbGlzc2Ugd3JvdGU6 Cj4gPiBbQ0FVVElPTjogRXh0ZXJuYWwgRW1haWxdCj4gPgo+ID4gT24gRnJpLCBNYXkgMTAsIDIw MTkgYXQgMDc6NTM6MjRQTSArMDAwMCwgS3VlaGxpbmcsIEZlbGl4IHdyb3RlOgo+ID4+IERvbid0 IHNldCB0aGlzIGZsYWcgYnkgZGVmYXVsdCBpbiBobW1fdm1hX2RvX2ZhdWx0LiBJdCBpcyBzZXQK PiA+PiBjb25kaXRpb25hbGx5IGp1c3QgYSBmZXcgbGluZXMgYmVsb3cuIFNldHRpbmcgaXQgdW5j b25kaXRpb25hbGx5Cj4gPj4gY2FuIGxlYWQgdG8gaGFuZGxlX21tX2ZhdWx0IGRvaW5nIGEgbm9u LWJsb2NraW5nIGZhdWx0LCByZXR1cm5pbmcKPiA+PiAtRUJVU1kgYW5kIHVubG9ja2luZyBtbWFw X3NlbSB1bmV4cGVjdGVkbHkuCj4gPj4KPiA+PiBTaWduZWQtb2ZmLWJ5OiBGZWxpeCBLdWVobGlu ZyA8RmVsaXguS3VlaGxpbmdAYW1kLmNvbT4KPiA+IFJldmlld2VkLWJ5OiBKw6lyw7RtZSBHbGlz c2UgPGpnbGlzc2VAcmVkaGF0LmNvbT4KPiA+Cj4gPj4gLS0tCj4gPj4gICBtbS9obW0uYyB8IDIg Ky0KPiA+PiAgIDEgZmlsZSBjaGFuZ2VkLCAxIGluc2VydGlvbigrKSwgMSBkZWxldGlvbigtKQo+ ID4+Cj4gPj4gZGlmZiAtLWdpdCBhL21tL2htbS5jIGIvbW0vaG1tLmMKPiA+PiBpbmRleCBiNjVj MjdkNWMxMTkuLjNjNGYxZDYyMjAyZiAxMDA2NDQKPiA+PiAtLS0gYS9tbS9obW0uYwo+ID4+ICsr KyBiL21tL2htbS5jCj4gPj4gQEAgLTMzOSw3ICszMzksNyBAQCBzdHJ1Y3QgaG1tX3ZtYV93YWxr IHsKPiA+PiAgIHN0YXRpYyBpbnQgaG1tX3ZtYV9kb19mYXVsdChzdHJ1Y3QgbW1fd2FsayAqd2Fs aywgdW5zaWduZWQgbG9uZyBhZGRyLAo+ID4+ICAgICAgICAgICAgICAgICAgICAgICAgICAgIGJv b2wgd3JpdGVfZmF1bHQsIHVpbnQ2NF90ICpwZm4pCj4gPj4gICB7Cj4gPj4gLSAgICAgdW5zaWdu ZWQgaW50IGZsYWdzID0gRkFVTFRfRkxBR19BTExPV19SRVRSWSB8IEZBVUxUX0ZMQUdfUkVNT1RF Owo+ID4+ICsgICAgIHVuc2lnbmVkIGludCBmbGFncyA9IEZBVUxUX0ZMQUdfUkVNT1RFOwo+ID4+ ICAgICAgICBzdHJ1Y3QgaG1tX3ZtYV93YWxrICpobW1fdm1hX3dhbGsgPSB3YWxrLT5wcml2YXRl Owo+ID4+ICAgICAgICBzdHJ1Y3QgaG1tX3JhbmdlICpyYW5nZSA9IGhtbV92bWFfd2Fsay0+cmFu Z2U7Cj4gPj4gICAgICAgIHN0cnVjdCB2bV9hcmVhX3N0cnVjdCAqdm1hID0gd2Fsay0+dm1hOwo+ ID4+IC0tCj4gPj4gMi4xNy4xCj4gPj4KX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX18KYW1kLWdmeCBtYWlsaW5nIGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVz a3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9h bWQtZ2Z4