From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
To: benh@kernel.crashing.org, paulus@samba.org
Cc: linuxppc-dev@lists.ozlabs.org,
"Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Subject: [PATCH -V2 1/2] powerpc: Use HPTE constants when updating hpte bits
Date: Thu, 3 Oct 2013 19:52:19 +0530 [thread overview]
Message-ID: <1380810140-11015-1-git-send-email-aneesh.kumar@linux.vnet.ibm.com> (raw)
From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
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 <aneesh.kumar@linux.vnet.ibm.com>
---
arch/powerpc/platforms/cell/beat_htab.c | 4 ++--
arch/powerpc/platforms/pseries/lpar.c | 5 +++--
2 files changed, 5 insertions(+), 4 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 02d6e21..78f2c59 100644
--- a/arch/powerpc/platforms/pseries/lpar.c
+++ b/arch/powerpc/platforms/pseries/lpar.c
@@ -146,8 +146,9 @@ static long pSeries_lpar_hpte_insert(unsigned long hpte_group,
flags = 0;
/* Make pHyp happy */
- if ((rflags & _PAGE_NO_CACHE) & !(rflags & _PAGE_WRITETHRU))
- hpte_r &= ~_PAGE_COHERENT;
+ if ((rflags & _PAGE_NO_CACHE) && !(rflags & _PAGE_WRITETHRU))
+ hpte_r &= ~HPTE_R_M;
+
if (firmware_has_feature(FW_FEATURE_XCMO) && !(hpte_r & HPTE_R_N))
flags |= H_COALESCE_CAND;
--
1.8.1.2
next reply other threads:[~2013-10-03 14:22 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-03 14:22 Aneesh Kumar K.V [this message]
2013-10-03 14:22 ` [PATCH -V2 2/2] powerpc: Free up _PAGE_COHERENCE for numa fault use later Aneesh Kumar K.V
2013-10-08 3:15 ` [PATCH -V2 1/2] powerpc: Use HPTE constants when updating hpte bits Aneesh Kumar K.V
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