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| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2012-09-10 02:52:50 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-09-17 16:31:49 +1000 |
| commit | 5524a27d39b68770f203d8d42eb5a95dde4933bc (patch) | |
| tree | a238d67d29bce6fd893cd4c5545b5daf058ba5fd /arch/powerpc/platforms/ps3/htab.c | |
| parent | dcda287a9b26309ae43a091d0ecde16f8f61b4c0 (diff) | |
| download | linux-5524a27d39b68770f203d8d42eb5a95dde4933bc.tar.gz linux-5524a27d39b68770f203d8d42eb5a95dde4933bc.tar.bz2 linux-5524a27d39b68770f203d8d42eb5a95dde4933bc.zip | |
powerpc/mm: Convert virtual address to vpn
This patch convert different functions to take virtual page number
instead of virtual address. Virtual page number is virtual address
shifted right by VPN_SHIFT (12) bits. This enable us to have an
address range of upto 76 bits.
Reviewed-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/platforms/ps3/htab.c')
| -rw-r--r-- | arch/powerpc/platforms/ps3/htab.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/arch/powerpc/platforms/ps3/htab.c b/arch/powerpc/platforms/ps3/htab.c index 3124cf791ebb..d00d7b0a3bda 100644 --- a/arch/powerpc/platforms/ps3/htab.c +++ b/arch/powerpc/platforms/ps3/htab.c @@ -43,7 +43,7 @@ enum ps3_lpar_vas_id { static DEFINE_SPINLOCK(ps3_htab_lock); -static long ps3_hpte_insert(unsigned long hpte_group, unsigned long va, +static long ps3_hpte_insert(unsigned long hpte_group, unsigned long vpn, unsigned long pa, unsigned long rflags, unsigned long vflags, int psize, int ssize) { @@ -61,7 +61,7 @@ static long ps3_hpte_insert(unsigned long hpte_group, unsigned long va, */ vflags &= ~HPTE_V_SECONDARY; - hpte_v = hpte_encode_v(va, psize, ssize) | vflags | HPTE_V_VALID; + hpte_v = hpte_encode_v(vpn, psize, ssize) | vflags | HPTE_V_VALID; hpte_r = hpte_encode_r(ps3_mm_phys_to_lpar(pa), psize) | rflags; spin_lock_irqsave(&ps3_htab_lock, flags); @@ -75,8 +75,8 @@ static long ps3_hpte_insert(unsigned long hpte_group, unsigned long va, if (result) { /* all entries bolted !*/ - pr_info("%s:result=%d va=%lx pa=%lx ix=%lx v=%llx r=%llx\n", - __func__, result, va, pa, hpte_group, hpte_v, hpte_r); + pr_info("%s:result=%d vpn=%lx pa=%lx ix=%lx v=%llx r=%llx\n", + __func__, result, vpn, pa, hpte_group, hpte_v, hpte_r); BUG(); } @@ -107,7 +107,7 @@ static long ps3_hpte_remove(unsigned long hpte_group) } static long ps3_hpte_updatepp(unsigned long slot, unsigned long newpp, - unsigned long va, int psize, int ssize, int local) + unsigned long vpn, int psize, int ssize, int local) { int result; u64 hpte_v, want_v, hpte_rs; @@ -115,7 +115,7 @@ static long ps3_hpte_updatepp(unsigned long slot, unsigned long newpp, unsigned long flags; long ret; - want_v = hpte_encode_v(va, psize, ssize); + want_v = hpte_encode_v(vpn, psize, ssize); spin_lock_irqsave(&ps3_htab_lock, flags); @@ -125,8 +125,8 @@ static long ps3_hpte_updatepp(unsigned long slot, unsigned long newpp, &hpte_rs); if (result) { - pr_info("%s: res=%d read va=%lx slot=%lx psize=%d\n", - __func__, result, va, slot, psize); + pr_info("%s: res=%d read vpn=%lx slot=%lx psize=%d\n", + __func__, result, vpn, slot, psize); BUG(); } @@ -159,7 +159,7 @@ static void ps3_hpte_updateboltedpp(unsigned long newpp, unsigned long ea, panic("ps3_hpte_updateboltedpp() not implemented"); } -static void ps3_hpte_invalidate(unsigned long slot, unsigned long va, +static void ps3_hpte_invalidate(unsigned long slot, unsigned long vpn, int psize, int ssize, int local) { unsigned long flags; @@ -170,8 +170,8 @@ static void ps3_hpte_invalidate(unsigned long slot, unsigned long va, result = lv1_write_htab_entry(PS3_LPAR_VAS_ID_CURRENT, slot, 0, 0); if (result) { - pr_info("%s: res=%d va=%lx slot=%lx psize=%d\n", - __func__, result, va, slot, psize); + pr_info("%s: res=%d vpn=%lx slot=%lx psize=%d\n", + __func__, result, vpn, slot, psize); BUG(); } |