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authorrogersb11 <brettrogers11@gmail.com>2015-11-10 11:19:31 -0600
committerrogersb11 <brettrogers11@gmail.com>2015-11-10 14:01:25 -0500
commitb4d16f70c34ecb908c8a61e58ea51fecdd4a4b10 (patch)
tree973e9aeb97bb13497d17a43e6f3c070381bc5b87 /arch/parisc/include/asm/pgtable.h
parentd177fbc2f0c263b06c18bda2eb46200a31bcbebd (diff)
parent5dba9ddd98cbc7ad319d687887981a0ea0062c75 (diff)
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Merge remote-tracking branch 'korg/linux-3.0.y' into cm-13.0
Conflicts: crypto/algapi.c drivers/gpu/drm/i915/i915_debugfs.c drivers/gpu/drm/i915/intel_display.c drivers/video/fbmem.c include/linux/nls.h kernel/cgroup.c kernel/signal.c kernel/timeconst.pl net/ipv4/ping.c Change-Id: I1f532925d1743df74d66bcdd6fc92f05c72ee0dd
Diffstat (limited to 'arch/parisc/include/asm/pgtable.h')
-rw-r--r--arch/parisc/include/asm/pgtable.h13
1 files changed, 10 insertions, 3 deletions
diff --git a/arch/parisc/include/asm/pgtable.h b/arch/parisc/include/asm/pgtable.h
index 22dadeb..9d35a3e 100644
--- a/arch/parisc/include/asm/pgtable.h
+++ b/arch/parisc/include/asm/pgtable.h
@@ -12,11 +12,10 @@
#include <linux/bitops.h>
#include <linux/spinlock.h>
+#include <linux/mm_types.h>
#include <asm/processor.h>
#include <asm/cache.h>
-struct vm_area_struct;
-
/*
* kern_addr_valid(ADDR) tests if ADDR is pointing to valid kernel
* memory. For the return value to be meaningful, ADDR must be >=
@@ -40,7 +39,14 @@ struct vm_area_struct;
do{ \
*(pteptr) = (pteval); \
} while(0)
-#define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval)
+
+extern void purge_tlb_entries(struct mm_struct *, unsigned long);
+
+#define set_pte_at(mm, addr, ptep, pteval) \
+ do { \
+ set_pte(ptep, pteval); \
+ purge_tlb_entries(mm, addr); \
+ } while (0)
#endif /* !__ASSEMBLY__ */
@@ -464,6 +470,7 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr,
old = pte_val(*ptep);
new = pte_val(pte_wrprotect(__pte (old)));
} while (cmpxchg((unsigned long *) ptep, old, new) != old);
+ purge_tlb_entries(mm, addr);
#else
pte_t old_pte = *ptep;
set_pte_at(mm, addr, ptep, pte_wrprotect(old_pte));