From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from merlin.infradead.org (merlin.infradead.org [IPv6:2001:4978:20e::2]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 34C642C0079 for ; Thu, 14 Mar 2013 09:07:09 +1100 (EST) Message-ID: <1363212419.3155.57.camel@smoke> Subject: Re: [PATCH -V4 2/3] powerpc: Update kernel VSID range From: Geoff Levand To: benh@kernel.crashing.org Date: Wed, 13 Mar 2013 15:06:59 -0700 In-Reply-To: <1363181695-5315-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com> References: <1363181695-5315-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> <1363181695-5315-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Cc: linuxppc-dev@lists.ozlabs.org, paulus@samba.org, "Aneesh Kumar K.V" , David Gibson List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Hi, On Wed, 2013-03-13 at 19:04 +0530, Aneesh Kumar K.V wrote: > From: "Aneesh Kumar K.V" > > This patch change the kernel VSID range so that we limit VSID_BITS to 37. > This enables us to support 64TB with 65 bit VA (37+28). Without this patch > we have boot hangs on platforms that only support 65 bit VA. I tested the V4 series on PS3 applied to linux-3.8 and it fixed the boot hang problem. Ben, please apply. Tested-by: Geoff Levand