From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: Re: [PATCH] mm: don't defer struct page initialization for Xen pv guests Date: Tue, 20 Feb 2018 15:21:48 -0800 Message-ID: <20180220152148.2a3ff03d3c8aa6ade8cbae25@linux-foundation.org> References: <20180216133726.30813-1-jgross@suse.com> <201802190217.ctfr9bPI%fengguang.wu@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from us1-rack-dfw2.inumbo.com ([104.130.134.6]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1eoHEP-0005ay-5F for xen-devel@lists.xenproject.org; Tue, 20 Feb 2018 23:21:53 +0000 In-Reply-To: <201802190217.ctfr9bPI%fengguang.wu@intel.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" To: kbuild test robot Cc: Juergen Gross , mhocko@suse.com, linux-kernel@vger.kernel.org, stable@vger.kernel.org, linux-mm@kvack.org, kbuild-all@01.org, xen-devel@lists.xenproject.org List-Id: xen-devel@lists.xenproject.org T24gTW9uLCAxOSBGZWIgMjAxOCAwMjo0NToyNyArMDgwMCBrYnVpbGQgdGVzdCByb2JvdCA8bGtw QGludGVsLmNvbT4gd3JvdGU6Cgo+IFthdXRvIGJ1aWxkIHRlc3QgRVJST1Igb24gbW1vdG0vbWFz dGVyXQo+IFthbHNvIGJ1aWxkIHRlc3QgRVJST1Igb24gdjQuMTYtcmMxIG5leHQtMjAxODAyMTZd Cj4gW2lmIHlvdXIgcGF0Y2ggaXMgYXBwbGllZCB0byB0aGUgd3JvbmcgZ2l0IHRyZWUsIHBsZWFz ZSBkcm9wIHVzIGEgbm90ZSB0byBoZWxwIGltcHJvdmUgdGhlIHN5c3RlbV0KPiAKPiB1cmw6ICAg IGh0dHBzOi8vZ2l0aHViLmNvbS8wZGF5LWNpL2xpbnV4L2NvbW1pdHMvSnVlcmdlbi1Hcm9zcy9t bS1kb24tdC1kZWZlci1zdHJ1Y3QtcGFnZS1pbml0aWFsaXphdGlvbi1mb3ItWGVuLXB2LWd1ZXN0 cy8yMDE4MDIxOC0yMzM2NTcKPiBiYXNlOiAgIGdpdDovL2dpdC5jbXB4Y2hnLm9yZy9saW51eC1t bW90bS5naXQgbWFzdGVyCj4gY29uZmlnOiBpMzg2LXJhbmRjb25maWcteDAxMC0yMDE4MDcgKGF0 dGFjaGVkIGFzIC5jb25maWcpCj4gY29tcGlsZXI6IGdjYy03IChEZWJpYW4gNy4zLjAtMSkgNy4z LjAKPiByZXByb2R1Y2U6Cj4gICAgICAgICAjIHNhdmUgdGhlIGF0dGFjaGVkIC5jb25maWcgdG8g bGludXggYnVpbGQgdHJlZQo+ICAgICAgICAgbWFrZSBBUkNIPWkzODYgCj4gCj4gQWxsIGVycm9y cyAobmV3IG9uZXMgcHJlZml4ZWQgYnkgPj4pOgo+IAo+ICAgIG1tL3BhZ2VfYWxsb2MuYzogSW4g ZnVuY3Rpb24gJ3VwZGF0ZV9kZWZlcl9pbml0JzoKPiA+PiBtbS9wYWdlX2FsbG9jLmM6MzUyOjY6 IGVycm9yOiBpbXBsaWNpdCBkZWNsYXJhdGlvbiBvZiBmdW5jdGlvbiAneGVuX3B2X2RvbWFpbicg Wy1XZXJyb3I9aW1wbGljaXQtZnVuY3Rpb24tZGVjbGFyYXRpb25dCj4gICAgICBpZiAoeGVuX3B2 X2RvbWFpbigpKQo+ICAgICAgICAgIF5+fn5+fn5+fn5+fn4KCkkgdGhpbmsgSSBhbHJlYWR5IGZp eGVkIHRoaXMuCgoKCkZyb206IEFuZHJldyBNb3J0b24gPGFrcG1AbGludXgtZm91bmRhdGlvbi5v cmc+ClN1YmplY3Q6IG1tLWRvbnQtZGVmZXItc3RydWN0LXBhZ2UtaW5pdGlhbGl6YXRpb24tZm9y LXhlbi1wdi1ndWVzdHMtZml4CgpleHBsaWNpdGx5IGluY2x1ZGUgeGVuLmgKCkNjOiBKdWVyZ2Vu IEdyb3NzIDxqZ3Jvc3NAc3VzZS5jb20+ClNpZ25lZC1vZmYtYnk6IEFuZHJldyBNb3J0b24gPGFr cG1AbGludXgtZm91bmRhdGlvbi5vcmc+Ci0tLQoKIG1tL3BhZ2VfYWxsb2MuYyB8ICAgIDEgKwog MSBmaWxlIGNoYW5nZWQsIDEgaW5zZXJ0aW9uKCspCgpkaWZmIC1wdU4gbW0vcGFnZV9hbGxvYy5j fm1tLWRvbnQtZGVmZXItc3RydWN0LXBhZ2UtaW5pdGlhbGl6YXRpb24tZm9yLXhlbi1wdi1ndWVz dHMtZml4IG1tL3BhZ2VfYWxsb2MuYwotLS0gYS9tbS9wYWdlX2FsbG9jLmN+bW0tZG9udC1kZWZl ci1zdHJ1Y3QtcGFnZS1pbml0aWFsaXphdGlvbi1mb3IteGVuLXB2LWd1ZXN0cy1maXgKKysrIGEv bW0vcGFnZV9hbGxvYy5jCkBAIC00Niw2ICs0Niw3IEBACiAjaW5jbHVkZSA8bGludXgvc3RvcF9t YWNoaW5lLmg+CiAjaW5jbHVkZSA8bGludXgvc29ydC5oPgogI2luY2x1ZGUgPGxpbnV4L3Bmbi5o PgorI2luY2x1ZGUgPHhlbi94ZW4uaD4KICNpbmNsdWRlIDxsaW51eC9iYWNraW5nLWRldi5oPgog I2luY2x1ZGUgPGxpbnV4L2ZhdWx0LWluamVjdC5oPgogI2luY2x1ZGUgPGxpbnV4L3BhZ2UtaXNv bGF0aW9uLmg+Cl8KCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5v cmcKaHR0cHM6Ly9saXN0cy54ZW5wcm9qZWN0Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL3hlbi1kZXZl bA==