From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756061Ab3AFQCF (ORCPT ); Sun, 6 Jan 2013 11:02:05 -0500 Received: from mail-bk0-f50.google.com ([209.85.214.50]:49742 "EHLO mail-bk0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755988Ab3AFQCD (ORCPT ); Sun, 6 Jan 2013 11:02:03 -0500 From: Michal Nazarewicz To: Simon Jeons , Liu Hui-R64343 Cc: Wanpeng Li , "linux-kernel\@vger.kernel.org" , "mgorman\@suse.de" , "akpm\@linux-foundation.org" , "riel\@redhat.com" , "minchan\@kernel.org" , "kamezawa.hiroyu\@jp.fujitsu.com" , "linux-mm\@kvack.org" Subject: Re: [PATCH] mm: compaction: fix echo 1 > compact_memory return error issue In-Reply-To: <1357463980.1454.0.camel@kernel.cn.ibm.com> Organization: http://mina86.com/ References: <1357458273-28558-1-git-send-email-r64343@freescale.com> <20130106075940.GA22985@hacker.(null)> <20130106084610.GA26483@hacker.(null)> <1357463980.1454.0.camel@kernel.cn.ibm.com> User-Agent: Notmuch/ (http://notmuchmail.org) Emacs/24.3.50.1 (x86_64-unknown-linux-gnu) X-Face: PbkBB1w#)bOqd`iCe"Ds{e+!C7`pkC9a|f)Qo^BMQvy\q5x3?vDQJeN(DS?|-^$uMti[3D*#^_Ts"pU$jBQLq~Ud6iNwAw_r_o_4]|JO?]}P_}Nc&"p#D(ZgUb4uCNPe7~a[DbPG0T~!&c.y$Ur,=N4RT>]dNpd;KFrfMCylc}gc??'U2j,!8%xdD Face: 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 X-PGP: 50751FF4 X-PGP-FP: AC1F 5F5C D418 88F8 CC84 5858 2060 4012 5075 1FF4 Date: Sun, 06 Jan 2013 17:01:48 +0100 Message-ID: MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="=-=-=" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --=-=-= Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On Sun, Jan 06 2013, Simon Jeons wrote: >> >write(1, "1\n", 2) =3D 3 >> Here it tells it.=20=20 > On Sun, 2013-01-06 at 08:48 +0000, Liu Hui-R64343 wrote: > Why this value trouble you? Because write() is supposed to return the number of bytes successfully written. --=20 Best regards, _ _ .o. | Liege of Serenely Enlightened Majesty of o' \,=3D./ `o ..o | Computer Science, Micha=C5=82 =E2=80=9Cmina86=E2=80=9D Nazarewicz = (o o) ooo +------------------ooO--(_)--Ooo-- --=-=-= Content-Type: multipart/signed; boundary="==-=-="; micalg=pgp-sha1; protocol="application/pgp-signature" --==-=-= Content-Type: text/plain --==-=-= Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) iQIcBAEBAgAGBQJQ6Z/sAAoJECBgQBJQdR/0vc8P/A/mtUEbevpmgRTO9TXUtgXG CA+MzCT7txiqZbm0pqtx/zE0WmrqPCVWD37kKaGhrXMTh4qsIrgjxyyxR2tDgk37 HnRN3lhZHlKtBOuym2PEd7aTJF8mQv686lK/L5mqU6AFGzSaUlCdyYq3Z3c59nfS Y3KE7e6FmglTIwtc1/a/VNoOSLMUOxR9rt3FJqy9JMk98gHRH+bgdwCdOdbPKogV fGfW7LmRtGMo3YzDgAj0DoXlCwYZJ4rBttshF9dVuTcmOSxVZsxgb96joEiecvb6 4nq+SNInik928TPZTUm6LmPJBmUabLT3fBPwKh3WsaZ95V/x48qLWHERXZSgux1k tPQFXT1HQIX4hK3Vfzp4WCHfD6g6SVG6EmxLp5N8dWomxFrZSp6Fg+mvry968xzL cyFm5GYFFxEINlKDZfEl06IjbM4uHgcXTzxwddZSfHr4yokMIhtmKmmlRUuNF426 YJ67nZX23829DXzlH4EhH2qhhISGjjiU2JkQ9Z9ABSo9ptm4hTBbg+0sxNbdCPSv qjSTz+2xvZuGp+FJ5+n2dLw+rq1hRB8F/GPIjJxdz7gjROAWgFWade3hhnmBtGTL w6Jctfpomg/vRmjBkXXcbepv5DXAPNrhGYFZVyixvKSpiEcEDpW5zVTMi499whAu JUtPihQw+2UG/iR52s5t =CGlX -----END PGP SIGNATURE----- --==-=-=-- --=-=-=--