diff options
| author | Ingo Molnar <mingo@elte.hu> | 2011-06-04 12:13:06 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2011-06-04 12:13:06 +0200 |
| commit | 710054ba25c0d1f8f41c22ce13ba336503fb5318 (patch) | |
| tree | f9b09b722bf511841539173d946f90a20fc2e59a /arch/s390/include/asm/pgtable.h | |
| parent | 74c355fbdfedd3820046dba4f537876cea54c207 (diff) | |
| parent | b273fa9716aa1564bee88ceee62f9042981cdc81 (diff) | |
Merge branch 'perf/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/urgent
Diffstat (limited to 'arch/s390/include/asm/pgtable.h')
| -rw-r--r-- | arch/s390/include/asm/pgtable.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h index c4773a2ef3d..e4efacfe1b6 100644 --- a/arch/s390/include/asm/pgtable.h +++ b/arch/s390/include/asm/pgtable.h @@ -577,16 +577,16 @@ static inline void pgste_set_unlock(pte_t *ptep, pgste_t pgste) static inline pgste_t pgste_update_all(pte_t *ptep, pgste_t pgste) { #ifdef CONFIG_PGSTE - unsigned long pfn, bits; + unsigned long address, bits; unsigned char skey; - pfn = pte_val(*ptep) >> PAGE_SHIFT; - skey = page_get_storage_key(pfn); + address = pte_val(*ptep) & PAGE_MASK; + skey = page_get_storage_key(address); bits = skey & (_PAGE_CHANGED | _PAGE_REFERENCED); /* Clear page changed & referenced bit in the storage key */ if (bits) { skey ^= bits; - page_set_storage_key(pfn, skey, 1); + page_set_storage_key(address, skey, 1); } /* Transfer page changed & referenced bit to guest bits in pgste */ pgste_val(pgste) |= bits << 48; /* RCP_GR_BIT & RCP_GC_BIT */ @@ -628,16 +628,16 @@ static inline pgste_t pgste_update_young(pte_t *ptep, pgste_t pgste) static inline void pgste_set_pte(pte_t *ptep, pgste_t pgste) { #ifdef CONFIG_PGSTE - unsigned long pfn; + unsigned long address; unsigned long okey, nkey; - pfn = pte_val(*ptep) >> PAGE_SHIFT; - okey = nkey = page_get_storage_key(pfn); + address = pte_val(*ptep) & PAGE_MASK; + okey = nkey = page_get_storage_key(address); nkey &= ~(_PAGE_ACC_BITS | _PAGE_FP_BIT); /* Set page access key and fetch protection bit from pgste */ nkey |= (pgste_val(pgste) & (RCP_ACC_BITS | RCP_FP_BIT)) >> 56; if (okey != nkey) - page_set_storage_key(pfn, nkey, 1); + page_set_storage_key(address, nkey, 1); #endif } |