*/
static inline void free_swap_cache(struct page *page)
{
- if (PageSwapCache(page) && !TestSetPageLocked(page)) {
+ if (PageSwapCache(page) && trylock_page(page)) {
remove_exclusive_swap_page(page);
unlock_page(page);
}
* re-using the just freed swap entry for an existing page.
* May fail (-ENOMEM) if radix-tree node allocation failed.
*/
- SetPageLocked(new_page);
+ set_page_locked(new_page);
err = add_to_swap_cache(new_page, entry, gfp_mask & GFP_KERNEL);
- if (!err) {
+ if (likely(!err)) {
/*
* Initiate read into locked page and return.
*/
swap_readpage(NULL, new_page);
return new_page;
}
- ClearPageLocked(new_page);
+ clear_page_locked(new_page);
swap_free(entry);
} while (err != -ENOMEM);