From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx123.postini.com [74.125.245.123]) by kanga.kvack.org (Postfix) with SMTP id 19A316B0070 for ; Tue, 23 Oct 2012 18:57:53 -0400 (EDT) Subject: Re: [PATCH] MM: Support more pagesizes for MAP_HUGETLB/SHM_HUGETLB v6 In-Reply-To: Your message of "Mon, 22 Oct 2012 08:36:33 -0700." <20121022153633.GK2095@tassilo.jf.intel.com> From: Valdis.Kletnieks@vt.edu References: <1350665289-7288-1-git-send-email-andi@firstfloor.org> <20121022132733.GQ16230@one.firstfloor.org> <20121022133534.GR16230@one.firstfloor.org> <20121022153633.GK2095@tassilo.jf.intel.com> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1351033000_2138P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Tue, 23 Oct 2012 18:56:40 -0400 Message-ID: <79194.1351033000@turing-police.cc.vt.edu> Sender: owner-linux-mm@kvack.org List-ID: To: Andi Kleen Cc: "Michael Kerrisk (man-pages)" , Andi Kleen , akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Hillf Danton --==_Exmh_1351033000_2138P Content-Type: text/plain; charset=us-ascii On Mon, 22 Oct 2012 08:36:33 -0700, Andi Kleen said: > Thinking about it more PowerPC has a 16GB page, so we probably > need to move this to prot. Gaak - is that a typo? If not, what is the use case - allowing a small number of pages to cover all memory, with big wins on TLB hit ratios? I certainly can't see it as a sane primitive for a virtual memory design that does paging/swapping? --==_Exmh_1351033000_2138P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (GNU/Linux) Comment: Exmh version 2.5 07/13/2001 iQIVAwUBUIcgqAdmEQWDXROgAQKGzw//QTyQq0JUUKzodJC7HovRCqtPHWi2CuuX 9O57hcMs9vT3OkgwaVesgcQy39Ro2ImnPlLCNlJXaemCDfdpZglY/XkCo3L9bmVG OULdsCRUzl1/0F/7oXqRbccuHk+G5ck0jc80uUxgZYFH6Das83R00VVGv4xVdy3h nFOgNdEC4FemnMtnMqVACA5s2t7t8Pdn/jbM7z3atSfFGG/J6Pa9/+HvLQtag+rs Xl+xF1wNfwDxUEixjoooO9fWRDMm2j7P/Ushbdzh/3+soV+Y2ZCzTvDMmH9uDRSx /8sXkhk8fH4ZdWPkXacMUYCKIEcx9lp1bhNyElJmtrsB4Z+UEEL70jyfdZm5bkYD 3c6ZnrpLAX+oJWWD+mdGK/NqKUOu8JGOJ1/eoObH7Jj7dHeO6QDRld/I+whbD+YN 4jDMU3xgYi9Rs0qCdOyYSntzsn7wMgBXhd1zXX7FVP7ighvOpOQu7Iy9Nij26+22 I+jN/6Kt2fhD3uzWTT3+Ocj7JR/7ACXTM+lLZXCk0N88TQbAwDxehyZ0ayzKXqzV GE0Ivdq0Mlfj9YoIn1eLiWr7yKT2kwkPJQoNrrJcJ/PumQWZxSv+eZy9bswtP39I oTGESX5u+jtSYOOA2mqmI1dQBndgKsJyUJIqHInKM2ct07s6Tq2uzzYJ7DbuXNlN yPNhVeQmm/s= =HKHw -----END PGP SIGNATURE----- --==_Exmh_1351033000_2138P-- -- 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