struct address_space *mapping = page_mapping(page);
if (mapping && !mapping_mapped(mapping))
- set_bit(PG_dcache_dirty, &page->flags);
+ clear_bit(PG_dcache_clean, &page->flags);
else
#endif
flush_cache_one(CACHE_OC_ADDRESS_ARRAY |
* another ASID than the current one.
*/
map_coherent = (current_cpu_data.dcache.n_aliases &&
- !test_bit(PG_dcache_dirty, &page->flags) &&
+ test_bit(PG_dcache_clean, &page->flags) &&
page_mapped(page));
if (map_coherent)
vaddr = kmap_coherent(page, address);
unsigned long len)
{
if (boot_cpu_data.dcache.n_aliases && page_mapped(page) &&
- !test_bit(PG_dcache_dirty, &page->flags)) {
+ test_bit(PG_dcache_clean, &page->flags)) {
void *vto = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK);
memcpy(vto, src, len);
kunmap_coherent(vto);
} else {
memcpy(dst, src, len);
if (boot_cpu_data.dcache.n_aliases)
- set_bit(PG_dcache_dirty, &page->flags);
+ clear_bit(PG_dcache_clean, &page->flags);
}
if (vma->vm_flags & VM_EXEC)
unsigned long len)
{
if (boot_cpu_data.dcache.n_aliases && page_mapped(page) &&
- !test_bit(PG_dcache_dirty, &page->flags)) {
+ test_bit(PG_dcache_clean, &page->flags)) {
void *vfrom = kmap_coherent(page, vaddr) + (vaddr & ~PAGE_MASK);
memcpy(dst, vfrom, len);
kunmap_coherent(vfrom);
} else {
memcpy(dst, src, len);
if (boot_cpu_data.dcache.n_aliases)
- set_bit(PG_dcache_dirty, &page->flags);
+ clear_bit(PG_dcache_clean, &page->flags);
}
}
vto = kmap_atomic(to, KM_USER1);
if (boot_cpu_data.dcache.n_aliases && page_mapped(from) &&
- !test_bit(PG_dcache_dirty, &from->flags)) {
+ test_bit(PG_dcache_clean, &from->flags)) {
vfrom = kmap_coherent(from, vaddr);
copy_page(vto, vfrom);
kunmap_coherent(vfrom);
page = pfn_to_page(pfn);
if (pfn_valid(pfn)) {
- int dirty = test_and_clear_bit(PG_dcache_dirty, &page->flags);
+ int dirty = !test_and_set_bit(PG_dcache_clean, &page->flags);
if (dirty)
__flush_purge_region(page_address(page), PAGE_SIZE);
}
if (pages_do_alias(addr, vmaddr)) {
if (boot_cpu_data.dcache.n_aliases && page_mapped(page) &&
- !test_bit(PG_dcache_dirty, &page->flags)) {
+ test_bit(PG_dcache_clean, &page->flags)) {
void *kaddr;
kaddr = kmap_coherent(page, vmaddr);