324 			loff_t pos, loff_t count)  in sync_page_range()  argument
326 	pgoff_t start = pos >> PAGE_CACHE_SHIFT;  in sync_page_range()
327 	pgoff_t end = (pos + count - 1) >> PAGE_CACHE_SHIFT;  in sync_page_range()
332 	ret = filemap_fdatawrite_range(mapping, pos, pos + count - 1);  in sync_page_range()
356 			   loff_t pos, loff_t count)  in sync_page_range_nolock()  argument
358 	pgoff_t start = pos >> PAGE_CACHE_SHIFT;  in sync_page_range_nolock()
359 	pgoff_t end = (pos + count - 1) >> PAGE_CACHE_SHIFT;  in sync_page_range_nolock()
364 	ret = filemap_fdatawrite_range(mapping, pos, pos + count - 1);  in sync_page_range_nolock()
1302 		unsigned long nr_segs, loff_t pos)  in generic_file_aio_read()  argument
1326 		if (pos < size) {  in generic_file_aio_read()
1327 			retval = filemap_write_and_wait_range(mapping, pos,  in generic_file_aio_read()
1328 					pos + iov_length(iov, nr_segs) - 1);  in generic_file_aio_read()
1331 							iov, pos, nr_segs);  in generic_file_aio_read()
1334 				*ppos = pos + retval;  in generic_file_aio_read()
1965 inline int generic_write_checks(struct file *file, loff_t *pos, size_t *count, int isblk)  in generic_write_checks()  argument
1970         if (unlikely(*pos < 0))  in generic_write_checks()
1976                         *pos = i_size_read(inode);  in generic_write_checks()
1979 			if (*pos >= limit) {  in generic_write_checks()
1983 			if (*count > limit - (typeof(limit))*pos) {  in generic_write_checks()
1984 				*count = limit - (typeof(limit))*pos;  in generic_write_checks()
1992 	if (unlikely(*pos + *count > MAX_NON_LFS &&  in generic_write_checks()
1994 		if (*pos >= MAX_NON_LFS) {  in generic_write_checks()
1997 		if (*count > MAX_NON_LFS - (unsigned long)*pos) {  in generic_write_checks()
1998 			*count = MAX_NON_LFS - (unsigned long)*pos;  in generic_write_checks()
2010 		if (unlikely(*pos >= inode->i_sb->s_maxbytes)) {  in generic_write_checks()
2011 			if (*count || *pos > inode->i_sb->s_maxbytes) {  in generic_write_checks()
2017 		if (unlikely(*pos + *count > inode->i_sb->s_maxbytes))  in generic_write_checks()
2018 			*count = inode->i_sb->s_maxbytes - *pos;  in generic_write_checks()
2025 		if (*pos >= isize) {  in generic_write_checks()
2026 			if (*count || *pos > isize)  in generic_write_checks()
2030 		if (*pos + *count > isize)  in generic_write_checks()
2031 			*count = isize - *pos;  in generic_write_checks()
2041 				loff_t pos, unsigned len, unsigned flags,  in pagecache_write_begin()  argument
2046 	return aops->write_begin(file, mapping, pos, len, flags,  in pagecache_write_begin()
2052 				loff_t pos, unsigned len, unsigned copied,  in pagecache_write_end()  argument
2058 	return aops->write_end(file, mapping, pos, len, copied, page, fsdata);  in pagecache_write_end()
2064 		unsigned long *nr_segs, loff_t pos, loff_t *ppos,  in generic_file_direct_write()  argument
2078 	end = (pos + write_len - 1) >> PAGE_CACHE_SHIFT;  in generic_file_direct_write()
2080 	written = filemap_write_and_wait_range(mapping, pos, pos + write_len - 1);  in generic_file_direct_write()
2092 					pos >> PAGE_CACHE_SHIFT, end);  in generic_file_direct_write()
2104 	written = mapping->a_ops->direct_IO(WRITE, iocb, iov, pos, *nr_segs);  in generic_file_direct_write()
2116 					      pos >> PAGE_CACHE_SHIFT, end);  in generic_file_direct_write()
2120 		loff_t end = pos + written;  in generic_file_direct_write()
2178 				struct iov_iter *i, loff_t pos)  in generic_perform_write()  argument
2200 		offset = (pos & (PAGE_CACHE_SIZE - 1));  in generic_perform_write()
2201 		index = pos >> PAGE_CACHE_SHIFT;  in generic_perform_write()
2222 		status = a_ops->write_begin(file, mapping, pos, bytes, flags,  in generic_perform_write()
2232 		status = a_ops->write_end(file, mapping, pos, bytes, copied,  in generic_perform_write()
2254 		pos += copied;  in generic_perform_write()
2266 		unsigned long nr_segs, loff_t pos, loff_t *ppos,  in generic_file_buffered_write()  argument
2277 	status = generic_perform_write(file, &i, pos);  in generic_file_buffered_write()
2281 		*ppos = pos + status;  in generic_file_buffered_write()
2301 					pos, pos + written - 1);  in generic_file_buffered_write()
2316 	loff_t		pos;  in __generic_file_aio_write_nolock()  local
2326 	pos = *ppos;  in __generic_file_aio_write_nolock()
2334 	err = generic_write_checks(file, &pos, &count, S_ISBLK(inode->i_mode));  in __generic_file_aio_write_nolock()
2352 		written = generic_file_direct_write(iocb, iov, &nr_segs, pos,  in __generic_file_aio_write_nolock()
2360 		pos += written;  in __generic_file_aio_write_nolock()
2363 						nr_segs, pos, ppos, count,  in __generic_file_aio_write_nolock()
2382 		endbyte = pos + written_buffered - written - 1;  in __generic_file_aio_write_nolock()
2383 		err = do_sync_mapping_range(file->f_mapping, pos, endbyte,  in __generic_file_aio_write_nolock()
2390 						 pos >> PAGE_CACHE_SHIFT,  in __generic_file_aio_write_nolock()
2400 				pos, ppos, count, written);  in __generic_file_aio_write_nolock()
2408 		const struct iovec *iov, unsigned long nr_segs, loff_t pos)  in generic_file_aio_write_nolock()  argument
2415 	BUG_ON(iocb->ki_pos != pos);  in generic_file_aio_write_nolock()
2423 		err = sync_page_range_nolock(inode, mapping, pos, ret);  in generic_file_aio_write_nolock()
2432 		unsigned long nr_segs, loff_t pos)  in generic_file_aio_write()  argument
2439 	BUG_ON(iocb->ki_pos != pos);  in generic_file_aio_write()
2449 		err = sync_page_range(inode, mapping, pos, ret);  in generic_file_aio_write()