ARM: I-cache: Add invalidation for VIVT ASID tagged caches
authorRussell King <rmk+kernel@arm.linux.org.uk>
Sun, 25 Oct 2009 13:35:13 +0000 (13:35 +0000)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Fri, 4 Dec 2009 14:58:51 +0000 (14:58 +0000)
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/mm/flush.c

index dc66f86..9770e27 100644 (file)
@@ -69,6 +69,9 @@ void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned
                    : "cc");
                __flush_icache_all();
        }
+
+       if (vma->vm_flags & VM_EXEC && icache_is_vivt_asid_tagged())
+               __flush_icache_all();
 }
 
 void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsigned long pfn)
@@ -82,6 +85,9 @@ void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsig
                flush_pfn_alias(pfn, user_addr);
                __flush_icache_all();
        }
+
+       if (vma->vm_flags & VM_EXEC && icache_is_vivt_asid_tagged())
+               __flush_icache_all();
 }
 
 void flush_ptrace_access(struct vm_area_struct *vma, struct page *page,