* build a vector of user pages
*/
struct page **ceph_get_direct_page_vector(const char __user *data,
- int num_pages,
- loff_t off, size_t len)
+ int num_pages, bool write_page)
{
struct page **pages;
int rc;
down_read(¤t->mm->mmap_sem);
rc = get_user_pages(current, current->mm, (unsigned long)data,
- num_pages, 0, 0, pages, NULL);
+ num_pages, write_page, 0, pages, NULL);
up_read(¤t->mm->mmap_sem);
if (rc < 0)
goto fail;
}
EXPORT_SYMBOL(ceph_get_direct_page_vector);
-void ceph_put_page_vector(struct page **pages, int num_pages)
+void ceph_put_page_vector(struct page **pages, int num_pages, bool dirty)
{
int i;
- for (i = 0; i < num_pages; i++)
+ for (i = 0; i < num_pages; i++) {
+ if (dirty)
+ set_page_dirty_lock(pages[i]);
put_page(pages[i]);
+ }
kfree(pages);
}
EXPORT_SYMBOL(ceph_put_page_vector);