From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f71.google.com (mail-pa0-f71.google.com [209.85.220.71]) by kanga.kvack.org (Postfix) with ESMTP id 98E2D6B007E for ; Mon, 16 May 2016 09:43:18 -0400 (EDT) Received: by mail-pa0-f71.google.com with SMTP id yl2so253582188pac.2 for ; Mon, 16 May 2016 06:43:18 -0700 (PDT) Received: from m15-60.126.com (m15-60.126.com. [220.181.15.60]) by mx.google.com with ESMTP id e127si36494902pfa.13.2016.05.16.06.43.16 for ; Mon, 16 May 2016 06:43:17 -0700 (PDT) Date: Mon, 16 May 2016 21:42:23 +0800 (CST) From: "Wang Xiaoqiang" Subject: Question About Functions "__free_pages_check" and "check_new_page" in page_alloc.c Content-Type: multipart/alternative; boundary="----=_Part_272048_1660379652.1463406143442" MIME-Version: 1.0 Message-ID: <7374bd2e.da35.154b9cda7d2.Coremail.wang_xiaoq@126.com> Sender: owner-linux-mm@kvack.org List-ID: To: vbabka@suse.cz, n-horiguchi@ah.jp.nec.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org ------=_Part_272048_1660379652.1463406143442 Content-Type: text/plain; charset=GBK Content-Transfer-Encoding: base64 SGkgYWxsLAoKICAgIEkgYW0gcmVhbGx5IGNvbmZ1c2VkIGFib3V0IHRoZXNlIHR3byBmdW5jdGlv bnMuIFRoZSBmb2xsb3dpbmcgY29kZSBzbmlwcGV0OgoKaWYodW5saWtlbHkoYXRvbWljX3JlYWQo JnBhZ2UtPl9tYXBjb3VudCkgIT0gLTEpKQoJCWJhZF9yZWFzb24gPSJub256ZXJvIG1hcGNvdW50 IjtpZih1bmxpa2VseShwYWdlLT5tYXBwaW5nICE9IE5VTEwpKQoJCWJhZF9yZWFzb24gPSJub24t TlVMTCBtYXBwaW5nIjtpZih1bmxpa2VseShwYWdlX3JlZl9jb3VudChwYWdlKSAhPTApKQoJCWJh ZF9yZWFzb24gPSJub256ZXJvIF9jb3VudCI7CiAgICAgICAgLi4uCldvdWxkbid0IHRoZSBwcmV2 aW91cyB2YWx1ZSBvZiAiYmFkX3JlYXNvbiIgYmUgb3ZlcndyaXR0ZW4gYnkgCnRoZSBsYXRlcj8g SG9wZSB0byByZWNlaXZlIGZyb20geW91LgoKLS0KCnRoeCEKV2FuZyBYaWFvcWlhbmc= ------=_Part_272048_1660379652.1463406143442 Content-Type: text/html; charset=GBK Content-Transfer-Encoding: base64 PGRpdiBzdHlsZT0ibGluZS1oZWlnaHQ6MS43O2NvbG9yOiMwMDAwMDA7Zm9udC1zaXplOjE0cHg7 Zm9udC1mYW1pbHk6QXJpYWwiPkhpIDxzcGFuIGNsYXNzPSJsaWJyYXZhdGFyIj48L3NwYW4+YWxs LCA8YnI+PGRpdiBzdHlsZT0ibGluZS1oZWlnaHQ6MS43O2NvbG9yOiMwMDAwMDA7Zm9udC1zaXpl OjE0cHg7Zm9udC1mYW1pbHk6QXJpYWwiPiZuYnNwOyZuYnNwOyZuYnNwOyBJIGFtIHJlYWxseSBj b25mdXNlZCBhYm91dCB0aGVzZSB0d28gZnVuY3Rpb25zLiBUaGUgZm9sbG93aW5nIGNvZGUgc25p cHBldDo8YnI+PHByZT48Y29kZT4JPHNwYW4gY2xhc3M9ImhsIGt3YSI+aWY8L3NwYW4+IDxzcGFu IGNsYXNzPSJobCBvcHQiPig8L3NwYW4+PHNwYW4gY2xhc3M9ImhsIGt3ZCI+dW5saWtlbHk8L3Nw YW4+PHNwYW4gY2xhc3M9ImhsIG9wdCI+KDwvc3Bhbj48c3BhbiBjbGFzcz0iaGwga3dkIj5hdG9t aWNfcmVhZDwvc3Bhbj48c3BhbiBjbGFzcz0iaGwgb3B0Ij4oJmFtcDs8L3NwYW4+cGFnZTxzcGFu IGNsYXNzPSJobCBvcHQiPi0mZ3Q7PC9zcGFuPl9tYXBjb3VudDxzcGFuIGNsYXNzPSJobCBvcHQi PikgIT0gLTwvc3Bhbj48c3BhbiBjbGFzcz0iaGwgbnVtIj4xPC9zcGFuPjxzcGFuIGNsYXNzPSJo bCBvcHQiPikpPC9zcGFuPgoJCWJhZF9yZWFzb24gPHNwYW4gY2xhc3M9ImhsIG9wdCI+PTwvc3Bh bj4gPHNwYW4gY2xhc3M9ImhsIHN0ciI+Im5vbnplcm8gbWFwY291bnQiPC9zcGFuPjxzcGFuIGNs YXNzPSJobCBvcHQiPjs8L3NwYW4+Cgk8c3BhbiBjbGFzcz0iaGwga3dhIj5pZjwvc3Bhbj4gPHNw YW4gY2xhc3M9ImhsIG9wdCI+KDwvc3Bhbj48c3BhbiBjbGFzcz0iaGwga3dkIj51bmxpa2VseTwv c3Bhbj48c3BhbiBjbGFzcz0iaGwgb3B0Ij4oPC9zcGFuPnBhZ2U8c3BhbiBjbGFzcz0iaGwgb3B0 Ij4tJmd0Ozwvc3Bhbj5tYXBwaW5nIDxzcGFuIGNsYXNzPSJobCBvcHQiPiE9PC9zcGFuPiBOVUxM PHNwYW4gY2xhc3M9ImhsIG9wdCI+KSk8L3NwYW4+CgkJYmFkX3JlYXNvbiA8c3BhbiBjbGFzcz0i aGwgb3B0Ij49PC9zcGFuPiA8c3BhbiBjbGFzcz0iaGwgc3RyIj4ibm9uLU5VTEwgbWFwcGluZyI8 L3NwYW4+PHNwYW4gY2xhc3M9ImhsIG9wdCI+Ozwvc3Bhbj4KCTxzcGFuIGNsYXNzPSJobCBrd2Ei PmlmPC9zcGFuPiA8c3BhbiBjbGFzcz0iaGwgb3B0Ij4oPC9zcGFuPjxzcGFuIGNsYXNzPSJobCBr d2QiPnVubGlrZWx5PC9zcGFuPjxzcGFuIGNsYXNzPSJobCBvcHQiPig8L3NwYW4+PHNwYW4gY2xh c3M9ImhsIGt3ZCI+cGFnZV9yZWZfY291bnQ8L3NwYW4+PHNwYW4gY2xhc3M9ImhsIG9wdCI+KDwv c3Bhbj5wYWdlPHNwYW4gY2xhc3M9ImhsIG9wdCI+KSAhPTwvc3Bhbj4gPHNwYW4gY2xhc3M9Imhs IG51bSI+MDwvc3Bhbj48c3BhbiBjbGFzcz0iaGwgb3B0Ij4pKTwvc3Bhbj4KCQliYWRfcmVhc29u IDxzcGFuIGNsYXNzPSJobCBvcHQiPj08L3NwYW4+IDxzcGFuIGNsYXNzPSJobCBzdHIiPiJub256 ZXJvIF9jb3VudCI8L3NwYW4+PHNwYW4gY2xhc3M9ImhsIG9wdCI+Ozxicj4gICAgICAgIC4uLjxi cj5Xb3VsZG4ndCB0aGUgcHJldmlvdXMgdmFsdWUgb2YgImJhZF9yZWFzb24iIGJlIG92ZXJ3cml0 dGVuIGJ5IDxicj50aGUgbGF0ZXI/IEhvcGUgdG8gcmVjZWl2ZSBmcm9tIHlvdS48YnI+PC9zcGFu PjwvY29kZT48L3ByZT48ZGl2IHN0eWxlPSJwb3NpdGlvbjpyZWxhdGl2ZTt6b29tOjEiPi0tPGJy PjxkaXY+dGh4ITwvZGl2PjxkaXY+V2FuZyBYaWFvcWlhbmc8L2Rpdj48ZGl2IHN0eWxlPSJjbGVh cjpib3RoIj48L2Rpdj48L2Rpdj48L2Rpdj48L2Rpdj48YnI+PGJyPjxzcGFuIHRpdGxlPSJuZXRl YXNlZm9vdGVyIj48cD4mbmJzcDs8L3A+PC9zcGFuPg== ------=_Part_272048_1660379652.1463406143442-- -- 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/ . Don't email: email@kvack.org