From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx170.postini.com [74.125.245.170]) by kanga.kvack.org (Postfix) with SMTP id 968AF6B004D for ; Sun, 29 Jan 2012 08:25:39 -0500 (EST) Received: by wibhj13 with SMTP id hj13so3337087wib.14 for ; Sun, 29 Jan 2012 05:25:38 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <20120126145914.58619765@cuia.bos.redhat.com> References: <20120126145450.2d3d2f4c@cuia.bos.redhat.com> <20120126145914.58619765@cuia.bos.redhat.com> Date: Sun, 29 Jan 2012 21:25:37 +0800 Message-ID: Subject: Re: [PATCH v3 -mm 1/3] mm: reclaim at order 0 when compaction is enabled From: Hillf Danton Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Sender: owner-linux-mm@kvack.org List-ID: To: Rik van Riel Cc: linux-mm@kvack.org, lkml , Andrea Arcangeli , Mel Gorman , Johannes Weiner , Andrew Morton , Minchan Kim , Hillf Danton SGkgUmlrCgpPbiBGcmksIEphbiAyNywgMjAxMiBhdCAzOjU5IEFNLCBSaWsgdmFuIFJpZWwgPHJp ZWxAcmVkaGF0LmNvbT4gd3JvdGU6ClsuLi5dCgo+IEBAIC0yNzU0LDcgKzI3NTQsNyBAQCBsb29w X2FnYWluOgo+IMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgICovCj4gwqAgwqAgwqAgwqAgwqAgwqAg wqAgwqBmb3IgKGkgPSAwOyBpIDw9IGVuZF96b25lOyBpKyspIHsKPiDCoCDCoCDCoCDCoCDCoCDC oCDCoCDCoCDCoCDCoCDCoCDCoHN0cnVjdCB6b25lICp6b25lID0gcGdkYXQtPm5vZGVfem9uZXMg KyBpOwo+IC0gwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgaW50IG5yX3NsYWI7Cj4g KyDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCBpbnQgbnJfc2xhYiwgdGVzdG9yZGVy Owo+IMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgdW5zaWduZWQgbG9uZyBiYWxh bmNlX2dhcDsKPgo+IMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgaWYgKCFwb3B1 bGF0ZWRfem9uZSh6b25lKSkKPiBAQCAtMjc4Nyw3ICsyNzg3LDIwIEBAIGxvb3BfYWdhaW46Cj4g wqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAoem9uZS0+cHJl c2VudF9wYWdlcyArCj4gwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAg wqAgwqAgwqAgwqAgwqAgwqBLU1dBUERfWk9ORV9CQUxBTkNFX0dBUF9SQVRJTy0xKSAvCj4gwqAg wqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqBLU1dBUERfWk9ORV9C QUxBTkNFX0dBUF9SQVRJTyk7Cj4gLSDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCBp ZiAoIXpvbmVfd2F0ZXJtYXJrX29rX3NhZmUoem9uZSwgb3JkZXIsCj4gKyDCoCDCoCDCoCDCoCDC oCDCoCDCoCDCoCDCoCDCoCDCoCAvKgo+ICsgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAg wqAgwqAqIEtzd2FwZCByZWNsYWltcyBvbmx5IHNpbmdsZSBwYWdlcyB3aXRoIGNvbXBhY3Rpb24K PiArIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgKiBlbmFibGVkLiBUcnlpbmcg dG9vIGhhcmQgdG8gcmVjbGFpbSB1bnRpbCBjb250aWd1b3VzCj4gKyDCoCDCoCDCoCDCoCDCoCDC oCDCoCDCoCDCoCDCoCDCoCDCoCogZnJlZSBwYWdlcyBoYXZlIGJlY29tZSBhdmFpbGFibGUgY2Fu IGh1cnQgcGVyZm9ybWFuY2UKPiArIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKg KiBieSBldmljdGluZyB0b28gbXVjaCB1c2VmdWwgZGF0YSBmcm9tIG1lbW9yeS4KPiArIMKgIMKg IMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgKiBEbyBub3QgcmVjbGFpbSBtb3JlIHRoYW4g bmVlZGVkIGZvciBjb21wYWN0aW9uLgo+ICsgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAg wqAgwqAqLwo+ICsgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgdGVzdG9yZGVyID0g b3JkZXI7Cj4gKyDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCBpZiAoQ09NUEFDVElP Tl9CVUlMRCAmJiBvcmRlciAmJgo+ICsgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAg wqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgY29tcGFjdGlvbl9zdWl0YWJsZSh6b25lLCBvcmRlcikg IT0KPiArIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKg IMKgIMKgIMKgIMKgIMKgIMKgIENPTVBBQ1RfU0tJUFBFRCkKPiArIMKgIMKgIMKgIMKgIMKgIMKg IMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIHRlc3RvcmRlciA9IDA7Cj4gKwo+ICsgwqAgwqAg wqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgwqAgaWYgKCF6b25lX3dhdGVybWFya19va19zYWZlKHpv bmUsIHRlc3RvcmRlciwKPiDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDC oCDCoCDCoCDCoCDCoCDCoCDCoGhpZ2hfd21hcmtfcGFnZXMoem9uZSkgKyBiYWxhbmNlX2dhcCwK PiDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDCoCDC oCDCoGVuZF96b25lLCAwKSkgewo+IMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKgIMKg IMKgIMKgIMKgIMKgc2hyaW5rX3pvbmUocHJpb3JpdHksIHpvbmUsICZzYyk7CgpIYXJkIHRvIHVu ZGVyc3RhbmQgdGhhdCB6b25lIGlzIHNocnVuayBhcyBoYXJkIGFzIGl0IHdhcywKd2l0aCB3YXRl ciBtYXJrIGNoZWNrZWQgd2l0aCBuZXcgb3JkZXIsIHRpcHBvaW50IHBsZWFzZS4KCkhpbGxmCg== -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org