[RFC PATCH 1/9] powerpc: Use HPTE constants when updating hpte bits
Aneesh Kumar K.V
aneesh.kumar at linux.vnet.ibm.com
Tue Oct 22 22:28:12 EST 2013
From: "Aneesh Kumar K.V" <aneesh.kumar at 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 at linux.vnet.ibm.com>
---
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
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