diff options
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/include/asm/pgtable.h | 2 | ||||
| -rw-r--r-- | arch/s390/include/asm/tlbflush.h | 3 | ||||
| -rw-r--r-- | arch/s390/mm/gmap.c | 4 | ||||
| -rw-r--r-- | arch/s390/mm/pgtable.c | 2 |
4 files changed, 6 insertions, 5 deletions
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h index 18d2beb89..42b968a85 100644 --- a/arch/s390/include/asm/pgtable.h +++ b/arch/s390/include/asm/pgtable.h @@ -893,7 +893,7 @@ void ptep_zap_key(struct mm_struct *mm, unsigned long addr, pte_t *ptep); bool test_and_clear_guest_dirty(struct mm_struct *mm, unsigned long address); int set_guest_storage_key(struct mm_struct *mm, unsigned long addr, unsigned char key, bool nq); -unsigned char get_guest_storage_key(struct mm_struct *mm, unsigned long addr); +unsigned long get_guest_storage_key(struct mm_struct *mm, unsigned long addr); /* * Certain architectures need to do special things when PTEs diff --git a/arch/s390/include/asm/tlbflush.h b/arch/s390/include/asm/tlbflush.h index a2e6ef32e..0a2031618 100644 --- a/arch/s390/include/asm/tlbflush.h +++ b/arch/s390/include/asm/tlbflush.h @@ -81,7 +81,8 @@ static inline void __tlb_flush_full(struct mm_struct *mm) } /* - * Flush TLB entries for a specific ASCE on all CPUs. + * Flush TLB entries for a specific ASCE on all CPUs. Should never be used + * when more than one asce (e.g. gmap) ran on this mm. */ static inline void __tlb_flush_asce(struct mm_struct *mm, unsigned long asce) { diff --git a/arch/s390/mm/gmap.c b/arch/s390/mm/gmap.c index cace818d8..313c3b8cf 100644 --- a/arch/s390/mm/gmap.c +++ b/arch/s390/mm/gmap.c @@ -85,7 +85,7 @@ EXPORT_SYMBOL_GPL(gmap_alloc); static void gmap_flush_tlb(struct gmap *gmap) { if (MACHINE_HAS_IDTE) - __tlb_flush_asce(gmap->mm, gmap->asce); + __tlb_flush_idte(gmap->asce); else __tlb_flush_global(); } @@ -124,7 +124,7 @@ void gmap_free(struct gmap *gmap) /* Flush tlb. */ if (MACHINE_HAS_IDTE) - __tlb_flush_asce(gmap->mm, gmap->asce); + __tlb_flush_idte(gmap->asce); else __tlb_flush_global(); diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c index 9f0ce0e6e..ebb4f8711 100644 --- a/arch/s390/mm/pgtable.c +++ b/arch/s390/mm/pgtable.c @@ -543,7 +543,7 @@ int set_guest_storage_key(struct mm_struct *mm, unsigned long addr, } EXPORT_SYMBOL(set_guest_storage_key); -unsigned char get_guest_storage_key(struct mm_struct *mm, unsigned long addr) +unsigned long get_guest_storage_key(struct mm_struct *mm, unsigned long addr) { unsigned char key; spinlock_t *ptl; |