From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pd0-f180.google.com (mail-pd0-f180.google.com [209.85.192.180]) by kanga.kvack.org (Postfix) with ESMTP id 0E4CE6B006C for ; Wed, 27 Aug 2014 00:34:59 -0400 (EDT) Received: by mail-pd0-f180.google.com with SMTP id v10so23836929pde.11 for ; Tue, 26 Aug 2014 21:34:59 -0700 (PDT) Received: from mga02.intel.com (mga02.intel.com. [134.134.136.20]) by mx.google.com with ESMTP id bp16si7391203pdb.34.2014.08.26.21.34.58 for ; Tue, 26 Aug 2014 21:34:59 -0700 (PDT) From: Matthew Wilcox Subject: [PATCH v10 01/21] axonram: Fix bug in direct_access Date: Tue, 26 Aug 2014 23:45:21 -0400 Message-Id: <58b32b560c75cb4ec7beb75502484919b556d394.1409110741.git.matthew.r.wilcox@intel.com> In-Reply-To: References: In-Reply-To: References: Sender: owner-linux-mm@kvack.org List-ID: To: linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Cc: Matthew Wilcox , willy@linux.intel.com The 'pfn' returned by axonram was completely bogus, and has been since 2008. Signed-off-by: Matthew Wilcox Reviewed-by: Jan Kara --- arch/powerpc/sysdev/axonram.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/sysdev/axonram.c b/arch/powerpc/sysdev/axonram.c index 47b6b9f..830edc8 100644 --- a/arch/powerpc/sysdev/axonram.c +++ b/arch/powerpc/sysdev/axonram.c @@ -156,7 +156,7 @@ axon_ram_direct_access(struct block_device *device, sector_t sector, } *kaddr = (void *)(bank->ph_addr + offset); - *pfn = virt_to_phys(kaddr) >> PAGE_SHIFT; + *pfn = virt_to_phys(*kaddr) >> PAGE_SHIFT; return 0; } -- 2.0.0 -- 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