From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pa0-f50.google.com (mail-pa0-f50.google.com [209.85.220.50]) by kanga.kvack.org (Postfix) with ESMTP id 6AA9D6B03B8 for ; Tue, 22 Oct 2013 07:41:18 -0400 (EDT) Received: by mail-pa0-f50.google.com with SMTP id fa1so9675940pad.9 for ; Tue, 22 Oct 2013 04:41:18 -0700 (PDT) Received: from psmtp.com ([74.125.245.161]) by mx.google.com with SMTP id z1si11389714pbw.249.2013.10.22.04.41.16 for ; Tue, 22 Oct 2013 04:41:17 -0700 (PDT) Received: from /spool/local by e28smtp04.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 22 Oct 2013 17:11:12 +0530 Received: from d28relay05.in.ibm.com (d28relay05.in.ibm.com [9.184.220.62]) by d28dlp01.in.ibm.com (Postfix) with ESMTP id 6532795854F for ; Tue, 22 Oct 2013 17:00:06 +0530 (IST) Received: from d28av04.in.ibm.com (d28av04.in.ibm.com [9.184.220.66]) by d28relay05.in.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r9MBSUhi44499126 for ; Tue, 22 Oct 2013 16:58:32 +0530 Received: from d28av04.in.ibm.com (localhost [127.0.0.1]) by d28av04.in.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id r9MBSXIh023012 for ; Tue, 22 Oct 2013 16:58:33 +0530 From: "Aneesh Kumar K.V" Subject: [RFC PATCH 1/9] powerpc: Use HPTE constants when updating hpte bits Date: Tue, 22 Oct 2013 16:58:12 +0530 Message-Id: <1382441300-1513-2-git-send-email-aneesh.kumar@linux.vnet.ibm.com> In-Reply-To: <1382441300-1513-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> References: <1382441300-1513-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> Sender: owner-linux-mm@kvack.org List-ID: To: benh@kernel.crashing.org, paulus@samba.org, linux-mm@kvack.org Cc: linuxppc-dev@lists.ozlabs.org, "Aneesh Kumar K.V" From: "Aneesh Kumar K.V" Even though we have same value for linux PTE bits and hash PTE pits use the hash pte bits wen updating hash pte Signed-off-by: Aneesh Kumar K.V --- arch/powerpc/platforms/cell/beat_htab.c | 4 ++-- arch/powerpc/platforms/pseries/lpar.c | 3 ++- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/arch/powerpc/platforms/cell/beat_htab.c b/arch/powerpc/platforms/cell/beat_htab.c index c34ee4e..d4d245c 100644 --- a/arch/powerpc/platforms/cell/beat_htab.c +++ b/arch/powerpc/platforms/cell/beat_htab.c @@ -111,7 +111,7 @@ static long beat_lpar_hpte_insert(unsigned long hpte_group, DBG_LOW(" hpte_v=%016lx, hpte_r=%016lx\n", hpte_v, hpte_r); if (rflags & _PAGE_NO_CACHE) - hpte_r &= ~_PAGE_COHERENT; + hpte_r &= ~HPTE_R_M; raw_spin_lock(&beat_htab_lock); lpar_rc = beat_read_mask(hpte_group); @@ -337,7 +337,7 @@ static long beat_lpar_hpte_insert_v3(unsigned long hpte_group, DBG_LOW(" hpte_v=%016lx, hpte_r=%016lx\n", hpte_v, hpte_r); if (rflags & _PAGE_NO_CACHE) - hpte_r &= ~_PAGE_COHERENT; + hpte_r &= ~HPTE_R_M; /* insert into not-volted entry */ lpar_rc = beat_insert_htab_entry3(0, hpte_group, hpte_v, hpte_r, diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c index 356bc75..c8fbef23 100644 --- a/arch/powerpc/platforms/pseries/lpar.c +++ b/arch/powerpc/platforms/pseries/lpar.c @@ -153,7 +153,8 @@ static long pSeries_lpar_hpte_insert(unsigned long hpte_group, /* Make pHyp happy */ if ((rflags & _PAGE_NO_CACHE) && !(rflags & _PAGE_WRITETHRU)) - hpte_r &= ~_PAGE_COHERENT; + hpte_r &= ~HPTE_R_M; + if (firmware_has_feature(FW_FEATURE_XCMO) && !(hpte_r & HPTE_R_N)) flags |= H_COALESCE_CAND; -- 1.8.3.2 -- 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