From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Renato S. Yamane" Subject: Re: [PATCH] KVM: mmu: honor global bit on huge pages Date: Mon, 04 Dec 2006 13:26:04 -0200 Message-ID: <45743E0C.6090705@mandic.com.br> References: <20061204145735.89391A0016@il.qumranet.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, akpm-3NddpPZAyC0@public.gmane.org, mingo-X9Un+BFzKDI@public.gmane.org, renatoyamane-OgAtk61DsrhwFqzsTH5u/w@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Return-path: To: Avi Kivity In-Reply-To: <20061204145735.89391A0016-LjA0eNSCdXrQnzwC+xcbyw@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Em 04-12-2006 12:57, Avi Kivity escreveu: > The kvm mmu attempts to cache global translations, however it misses on > global huge page translation (which is what most global pages are). > > By caching global huge page translations, boot time of fc5 i386 on i386 > is reduced from ~35 seconds to ~24 seconds. I try use this patch in Kernel 2.6.19-git5, but I receive an error message: /linux-2.6.19# patch -p1 < /home/yamane/Desktop/kernel/kvm.patch can't find file to patch at input line 3 Perhaps you used the wrong -p or --strip option? The text leading up to this was: - -------------------------- |--- linux-2.6.orig/drivers/kvm/paging_tmpl.h |+++ linux-2.6/drivers/kvm/paging_tmpl.h - -------------------------- File to patch: Whats wrong? :-( Best regards, - -- Renato S. Yamane Fingerprint: 68AE A381 938A F4B9 8A23 D11A E351 5030 D420 515A PGP Server: http://pgp.mit.edu/ --> KeyID: 0xD420515A -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (GNU/Linux) Comment: Using GnuPG with SUSE - http://enigmail.mozdev.org iD8DBQFFdD4M41FQMNQgUVoRAqLLAJ0QY0x67w7TrYFqJqgCZ3XT3i35IgCeNfvy +YYKNzrY46tvbM+nf9u1lc4= =gkQV -----END PGP SIGNATURE----- ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys - and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV