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authorIngo Molnar <mingo@kernel.org>2017-11-29 09:11:24 +0300
committerIngo Molnar <mingo@kernel.org>2017-11-29 09:11:24 +0300
commit4fc31ba13d052c2933bf91095c063cf9a39effd0 (patch)
treebeabb73c2fe245e6541126732895da62e55bc8ee /arch/openrisc/include/asm/pgtable.h
parent0e18dd12064e07519f7cbff4149ca7fff620cbed (diff)
parentb29c6ef7bb1257853c1e31616d84f55e561cf631 (diff)
downloadlinux-4fc31ba13d052c2933bf91095c063cf9a39effd0.tar.xz
Merge branch 'linus' into perf/urgent, to pick up dependent commits
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/openrisc/include/asm/pgtable.h')
-rw-r--r--arch/openrisc/include/asm/pgtable.h18
1 files changed, 11 insertions, 7 deletions
diff --git a/arch/openrisc/include/asm/pgtable.h b/arch/openrisc/include/asm/pgtable.h
index 71a6f08de8f2..21c71303012f 100644
--- a/arch/openrisc/include/asm/pgtable.h
+++ b/arch/openrisc/include/asm/pgtable.h
@@ -94,7 +94,7 @@ extern void paging_init(void);
* 64 MB of vmalloc area is comparable to what's available on other arches.
*/
-#define VMALLOC_START (PAGE_OFFSET-0x04000000)
+#define VMALLOC_START (PAGE_OFFSET-0x04000000UL)
#define VMALLOC_END (PAGE_OFFSET)
#define VMALLOC_VMADDR(x) ((unsigned long)(x))
@@ -416,15 +416,19 @@ extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; /* defined in head.S */
struct vm_area_struct;
-/*
- * or32 doesn't have any external MMU info: the kernel page
- * tables contain all the necessary information.
- *
- * Actually I am not sure on what this could be used for.
- */
+static inline void update_tlb(struct vm_area_struct *vma,
+ unsigned long address, pte_t *pte)
+{
+}
+
+extern void update_cache(struct vm_area_struct *vma,
+ unsigned long address, pte_t *pte);
+
static inline void update_mmu_cache(struct vm_area_struct *vma,
unsigned long address, pte_t *pte)
{
+ update_tlb(vma, address, pte);
+ update_cache(vma, address, pte);
}
/* __PHX__ FIXME, SWAP, this probably doesn't work */