From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx178.postini.com [74.125.245.178]) by kanga.kvack.org (Postfix) with SMTP id D51AF6B005D for ; Sun, 9 Sep 2012 14:27:15 -0400 (EDT) Message-ID: <1347215223.7709.59.camel@deadeye.wl.decadent.org.uk> Subject: Re: Consider for longterm kernels: mm: avoid swapping out with swappiness==0 From: Ben Hutchings Date: Sun, 09 Sep 2012 19:27:03 +0100 In-Reply-To: <504CCECF.9020104@redhat.com> References: <5038E7AA.5030107@gmail.com> <1347209830.7709.39.camel@deadeye.wl.decadent.org.uk> <504CCECF.9020104@redhat.com> Content-Type: multipart/signed; micalg="pgp-sha512"; protocol="application/pgp-signature"; boundary="=-qo1euccM/K/4AbVvsPpC" Mime-Version: 1.0 Sender: owner-linux-mm@kvack.org List-ID: To: Rik van Riel Cc: Andrew Morton , Greg Kroah-Hartman , stable@vger.kernel.org, Zdenek Kaspar , linux-mm@kvack.org --=-qo1euccM/K/4AbVvsPpC Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Sun, 2012-09-09 at 13:15 -0400, Rik van Riel wrote: > On 09/09/2012 12:57 PM, Ben Hutchings wrote: > > On Sat, 2012-08-25 at 16:56 +0200, Zdenek Kaspar wrote: > >> Hi Greg, > >> > >> http://git.kernel.org/?p=3Dlinux/kernel/git/torvalds/linux.git;a=3Dcom= mit;h=3Dfe35004fbf9eaf67482b074a2e032abb9c89b1dd > >> > >> In short: this patch seems beneficial for users trying to avoid memory > >> swapping at all costs but they want to keep swap for emergency reasons= . > >> > >> More details: https://lkml.org/lkml/2012/3/2/320 > >> > >> Its included in 3.5, so could this be considered for -longterm kernels= ? > > > > Andrew, Rik, does this seem appropriate for longterm? >=20 > Yes, absolutely. Default behaviour is not changed at all, and > the patch makes swappiness=3D0 do what people seem to expect it > to do. OK, I've queued this up for 3.2. Ben. --=20 Ben Hutchings Time is nature's way of making sure that everything doesn't happen at once. --=-qo1euccM/K/4AbVvsPpC Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) iQIVAwUAUEzfd+e/yOyVhhEJAQqAxw/+O7PNZV1Sw9nlghBK2kGlUeIog84QRDta njwkxcjlDoGUEuAP7YlcS8+vrNfi5rr7axX33RVrOnuupu84RsSKNfr+6UEbY1F+ MojD9LQ79tZ7JNtemeLHAFc++TCGJuQZIYvqqMqNj7aGzldrOuWvOtLRVNqQUZB2 xVXSsB9LJ134w36tbIm7n/uFrbtVk9VsEpsZPwG7MSldwgWDCJiFM6iY3FzCTL5K 8JdEnvsPPVRaUaDd7/JioJwAoqkSy+mQDalFA81l0JDpy/sVALww3jLSV7lU9/it Xsd9xbDtK0e3ydNi1GYnW0Pknqa6qs69QLy/pKCOJEqDKIGeUnAjo8Zz8hEIL9Fc dkqkeahFasi69he6di+FeLsy/UWFwgZjcLYxz72t9WcLVhczMZjEsM6X5o1jvHka A2mXsyRas+8JOAYw/dBMVjAE1LuLvtpl7+5A3ZImQkLejnejqEEGm0BRUjW8jv1a g3+WvlYRuBc6HQYQ6kDaCHlcun1+Qn74wifFolW+1GdKQddysZxbBhONnN7CvSUS zFmWJTku1S1zUS0dDuD8qZBZVzabkbdtrWNzIqEsZb8oqZG99ySmcdOWCKX5tDCK PFWq0GiFlD5LDfSEH1cnd0mskIgRnwkAlT/BOfV4TuA4ogYe6opnQPnUGVJ+ONwL gTrSRhYm/0g= =Moan -----END PGP SIGNATURE----- --=-qo1euccM/K/4AbVvsPpC-- -- 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