1443 					struct file_ra_state *ra)  in shrink_readahead_size_eio()  argument
1445 	ra->ra_pages /= 4;  in shrink_readahead_size_eio()
1466 	struct file_ra_state *ra = &filp->f_ra;  in do_generic_file_read()  local
1475 	prev_index = ra->prev_pos >> PAGE_CACHE_SHIFT;  in do_generic_file_read()
1476 	prev_offset = ra->prev_pos & (PAGE_CACHE_SIZE-1);  in do_generic_file_read()
1491 					ra, filp,  in do_generic_file_read()
1499 					ra, filp, page,  in do_generic_file_read()
1633 				shrink_readahead_size_eio(filp, ra);  in do_generic_file_read()
1671 	ra->prev_pos = prev_index;  in do_generic_file_read()
1672 	ra->prev_pos <<= PAGE_CACHE_SHIFT;  in do_generic_file_read()
1673 	ra->prev_pos |= prev_offset;  in do_generic_file_read()
1779 				   struct file_ra_state *ra,  in do_sync_mmap_readahead()  argument
1789 	if (!ra->ra_pages)  in do_sync_mmap_readahead()
1793 		page_cache_sync_readahead(mapping, ra, file, offset,  in do_sync_mmap_readahead()
1794 					  ra->ra_pages);  in do_sync_mmap_readahead()
1799 	if (ra->mmap_miss < MMAP_LOTSAMISS * 10)  in do_sync_mmap_readahead()
1800 		ra->mmap_miss++;  in do_sync_mmap_readahead()
1806 	if (ra->mmap_miss > MMAP_LOTSAMISS)  in do_sync_mmap_readahead()
1812 	ra_pages = max_sane_readahead(ra->ra_pages);  in do_sync_mmap_readahead()
1813 	ra->start = max_t(long, 0, offset - ra_pages / 2);  in do_sync_mmap_readahead()
1814 	ra->size = ra_pages;  in do_sync_mmap_readahead()
1815 	ra->async_size = ra_pages / 4;  in do_sync_mmap_readahead()
1816 	ra_submit(ra, mapping, file);  in do_sync_mmap_readahead()
1824 				    struct file_ra_state *ra,  in do_async_mmap_readahead()  argument
1834 	if (ra->mmap_miss > 0)  in do_async_mmap_readahead()
1835 		ra->mmap_miss--;  in do_async_mmap_readahead()
1837 		page_cache_async_readahead(mapping, ra, file,  in do_async_mmap_readahead()
1838 					   page, offset, ra->ra_pages);  in do_async_mmap_readahead()
1870 	struct file_ra_state *ra = &file->f_ra;  in filemap_fault()  local
1890 		do_async_mmap_readahead(vma, ra, file, page, offset);  in filemap_fault()
1893 		do_sync_mmap_readahead(vma, ra, file, offset);  in filemap_fault()
1981 	shrink_readahead_size_eio(file, ra);  in filemap_fault()