Roland Dreier wrote:

Reading through the tree, I see that some callers of get_user_pages()
release the pages that they got via put_page(), and some callers use
page_cache_release().  Of course <linux/pagemap.h> has

        #define page_cache_release(page)      put_page(page)

so this is really not much of a difference, but I'd like to know which
is considered better style.  Any opinions?

I've defined this function. I'm not sure if it really works, but it looks good.


#include <linux/pagemap.h>

void put_user_pages(int len, struct page **pages)
{
        int i;

        for (i=0; i<len; i++) {
                if (!PageReserved(pages[i])) {
                        SetPageDirty(pages[i]);
                }
                page_cache_release(pages[i]);
        }
}

--
Timur Tabi
Staff Software Engineer
[EMAIL PROTECTED]
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