- queue = &io->ci_queue;
- cl_2queue_init(queue);
- for (i = 0; i < page_count; i++) {
- if (pv->ldp_offsets)
- file_offset = pv->ldp_offsets[i];
-
- LASSERT(!(file_offset & (page_size - 1)));
- clp = cl_page_find(env, obj, cl_index(obj, file_offset),
- pv->ldp_pages[i], CPT_TRANSIENT);
- if (IS_ERR(clp)) {
- rc = PTR_ERR(clp);
- break;
- }
-
- rc = cl_page_own(env, io, clp);
- if (rc) {
- LASSERT(clp->cp_state == CPS_FREEING);
- cl_page_put(env, clp);
- break;
- }
-
- do_io = true;
-
- /* check the page type: if the page is a host page, then do
- * write directly */
- if (clp->cp_type == CPT_CACHEABLE) {
- struct page *vmpage = cl_page_vmpage(clp);
- struct page *src_page;
- struct page *dst_page;
- void *src;
- void *dst;
-
- src_page = (rw == WRITE) ? pages[i] : vmpage;
- dst_page = (rw == WRITE) ? vmpage : pages[i];
-
- src = ll_kmap_atomic(src_page, KM_USER0);
- dst = ll_kmap_atomic(dst_page, KM_USER1);
- memcpy(dst, src, min(page_size, size));
- ll_kunmap_atomic(dst, KM_USER1);
- ll_kunmap_atomic(src, KM_USER0);
-
- /* make sure page will be added to the transfer by
- * cl_io_submit()->...->vvp_page_prep_write(). */
- if (rw == WRITE)
- set_page_dirty(vmpage);
-
- if (rw == READ) {
- /* do not issue the page for read, since it
- * may reread a ra page which has NOT uptodate
- * bit set. */
- cl_page_disown(env, io, clp);
- do_io = false;
- }
- }
-
- if (likely(do_io)) {
- cl_2queue_add(queue, clp);
-
- /*
- * Set page clip to tell transfer formation engine
- * that page has to be sent even if it is beyond KMS.
- */
- cl_page_clip(env, clp, 0, min(size, page_size));
-
- ++io_pages;
- }
-
- /* drop the reference count for cl_page_find */
- cl_page_put(env, clp);
- size -= page_size;
- file_offset += page_size;
- }
+ cl_2queue_init(queue);
+ for (i = 0; i < pv->ldp_count; i++) {
+ LASSERT(!(offset & (PAGE_SIZE - 1)));
+ page = cl_page_find(env, obj, cl_index(obj, offset),
+ pv->ldp_pages[i], CPT_TRANSIENT);
+ if (IS_ERR(page)) {
+ rc = PTR_ERR(page);
+ break;
+ }
+ LASSERT(page->cp_type == CPT_TRANSIENT);
+ rc = cl_page_own(env, io, page);
+ if (rc) {
+ cl_page_put(env, page);
+ break;
+ }