22 static int fuse_send_open(struct fuse_mount *fm, u64 nodeid,  in fuse_send_open()  argument
31 	if (!fm->fc->atomic_o_trunc)  in fuse_send_open()
34 	if (fm->fc->handle_killpriv_v2 &&  in fuse_send_open()
48 	return fuse_simple_request(fm, &args);  in fuse_send_open()
57 struct fuse_file *fuse_file_alloc(struct fuse_mount *fm)  in fuse_file_alloc()  argument
65 	ff->fm = fm;  in fuse_file_alloc()
79 	ff->kh = atomic64_inc_return(&fm->fc->khctr);  in fuse_file_alloc()
97 static void fuse_release_end(struct fuse_mount *fm, struct fuse_args *args,  in fuse_release_end()  argument
111 		if (isdir ? ff->fm->fc->no_opendir : ff->fm->fc->no_open) {  in fuse_file_put()
113 			fuse_release_end(ff->fm, args, 0);  in fuse_file_put()
115 			fuse_simple_request(ff->fm, args);  in fuse_file_put()
116 			fuse_release_end(ff->fm, args, 0);  in fuse_file_put()
119 			if (fuse_simple_background(ff->fm, args,  in fuse_file_put()
121 				fuse_release_end(ff->fm, args, -ENOTCONN);  in fuse_file_put()
127 struct fuse_file *fuse_file_open(struct fuse_mount *fm, u64 nodeid,  in fuse_file_open()  argument
130 	struct fuse_conn *fc = fm->fc;  in fuse_file_open()
134 	ff = fuse_file_alloc(fm);  in fuse_file_open()
145 		err = fuse_send_open(fm, nodeid, open_flags, opcode, &outarg);  in fuse_file_open()
169 int fuse_do_open(struct fuse_mount *fm, u64 nodeid, struct file *file,  in fuse_do_open()  argument
172 	struct fuse_file *ff = fuse_file_open(fm, nodeid, file->f_flags, isdir);  in fuse_do_open()
222 	struct fuse_mount *fm = get_fuse_mount(inode);  in fuse_open_common()  local
223 	struct fuse_conn *fc = fm->fc;  in fuse_open_common()
251 	err = fuse_do_open(fm, get_node_id(inode), file, isdir);  in fuse_open_common()
277 	struct fuse_conn *fc = ff->fm->fc;  in fuse_prepare_release()
315 		ra->inarg.lock_owner = fuse_lock_owner_id(ff->fm->fc, id);  in fuse_file_release()
329 	fuse_file_put(ff, ff->fm->fc->destroy, isdir);  in fuse_file_release()
483 	struct fuse_mount *fm = get_fuse_mount(inode);  in fuse_flush()  local
492 	if (ff->open_flags & FOPEN_NOFLUSH && !fm->fc->writeback_cache)  in fuse_flush()
508 	if (fm->fc->no_flush)  in fuse_flush()
513 	inarg.lock_owner = fuse_lock_owner_id(fm->fc, id);  in fuse_flush()
521 	err = fuse_simple_request(fm, &args);  in fuse_flush()
523 		fm->fc->no_flush = 1;  in fuse_flush()
532 	if (!err && fm->fc->writeback_cache)  in fuse_flush()
541 	struct fuse_mount *fm = get_fuse_mount(inode);  in fuse_fsync_common()  local
554 	return fuse_simple_request(fm, &args);  in fuse_fsync_common()
729 static void fuse_aio_complete_req(struct fuse_mount *fm, struct fuse_args *args,  in fuse_aio_complete_req()  argument
758 static ssize_t fuse_async_req_send(struct fuse_mount *fm,  in fuse_async_req_send()  argument
772 	err = fuse_simple_background(fm, &ia->ap.args, GFP_KERNEL);  in fuse_async_req_send()
774 		fuse_aio_complete_req(fm, &ia->ap.args, err);  in fuse_async_req_send()
784 	struct fuse_mount *fm = ff->fm;  in fuse_send_read()  local
789 		ia->read.in.lock_owner = fuse_lock_owner_id(fm->fc, owner);  in fuse_send_read()
793 		return fuse_async_req_send(fm, ia, count);  in fuse_send_read()
795 	return fuse_simple_request(fm, &ia->ap.args);  in fuse_send_read()
832 	struct fuse_mount *fm = get_fuse_mount(inode);  in fuse_do_readpage()  local
852 	attr_ver = fuse_get_attr_version(fm->fc);  in fuse_do_readpage()
859 	res = fuse_simple_request(fm, &ia.ap.args);  in fuse_do_readpage()
890 static void fuse_readpages_end(struct fuse_mount *fm, struct fuse_args *args,  in fuse_readpages_end()  argument
934 	struct fuse_mount *fm = ff->fm;  in fuse_send_readpages()  local
953 	ia->read.attr_ver = fuse_get_attr_version(fm->fc);  in fuse_send_readpages()
954 	if (fm->fc->async_read) {  in fuse_send_readpages()
957 		err = fuse_simple_background(fm, &ap->args, GFP_KERNEL);  in fuse_send_readpages()
961 		res = fuse_simple_request(fm, &ap->args);  in fuse_send_readpages()
964 	fuse_readpages_end(fm, &ap->args, err);  in fuse_send_readpages()
1043 	if (ff->fm->fc->minor < 9)  in fuse_write_args_fill()
1072 	struct fuse_mount *fm = ff->fm;  in fuse_send_write()  local
1080 		inarg->lock_owner = fuse_lock_owner_id(fm->fc, owner);  in fuse_send_write()
1084 		return fuse_async_req_send(fm, ia, count);  in fuse_send_write()
1086 	err = fuse_simple_request(fm, &ia->ap.args);  in fuse_send_write()
1119 	struct fuse_mount *fm = ff->fm;  in fuse_send_write_pages()  local
1129 	if (fm->fc->handle_killpriv_v2 && !capable(CAP_FSETID))  in fuse_send_write_pages()
1132 	err = fuse_simple_request(fm, &ap->args);  in fuse_send_write_pages()
1456 	struct fuse_conn *fc = ff->fm->fc;  in fuse_direct_io()
1643 static void fuse_writepage_finish(struct fuse_mount *fm,  in fuse_writepage_finish()  argument
1661 static void fuse_send_writepage(struct fuse_mount *fm,  in fuse_send_writepage()  argument
1687 	err = fuse_simple_background(fm, args, GFP_ATOMIC);  in fuse_send_writepage()
1690 		err = fuse_simple_background(fm, args, GFP_NOFS | __GFP_NOFAIL);  in fuse_send_writepage()
1703 	fuse_writepage_finish(fm, wpa);  in fuse_send_writepage()
1727 	struct fuse_mount *fm = get_fuse_mount(inode);  in fuse_flush_writepages()  local
1736 		fuse_send_writepage(fm, wpa, crop);  in fuse_flush_writepages()
1777 static void fuse_writepage_end(struct fuse_mount *fm, struct fuse_args *args,  in fuse_writepage_end()  argument
1798 		struct fuse_mount *fm = get_fuse_mount(inode);  in fuse_writepage_end()  local
1830 		fuse_send_writepage(fm, next, inarg->offset + inarg->size);  in fuse_writepage_end()
1833 	fuse_writepage_finish(fm, wpa);  in fuse_writepage_end()
2514 	struct fuse_mount *fm = get_fuse_mount(inode);  in fuse_getlk()  local
2524 	err = fuse_simple_request(fm, &args);  in fuse_getlk()
2526 		err = convert_fuse_file_lock(fm->fc, &outarg.lk, fl);  in fuse_getlk()
2534 	struct fuse_mount *fm = get_fuse_mount(inode);  in fuse_setlk()  local
2539 	pid_t pid_nr = pid_nr_ns(pid, fm->fc->pid_ns);  in fuse_setlk()
2552 	err = fuse_simple_request(fm, &args);  in fuse_setlk()
2606 	struct fuse_mount *fm = get_fuse_mount(inode);  in fuse_bmap()  local
2612 	if (!inode->i_sb->s_bdev || fm->fc->no_bmap)  in fuse_bmap()
2626 	err = fuse_simple_request(fm, &args);  in fuse_bmap()
2628 		fm->fc->no_bmap = 1;  in fuse_bmap()
2636 	struct fuse_mount *fm = get_fuse_mount(inode);  in fuse_lseek()  local
2647 	if (fm->fc->no_lseek)  in fuse_lseek()
2658 	err = fuse_simple_request(fm, &args);  in fuse_lseek()
2661 			fm->fc->no_lseek = 1;  in fuse_lseek()
2762 	struct fuse_mount *fm = ff->fm;  in fuse_file_poll()  local
2768 	if (fm->fc->no_poll)  in fuse_file_poll()
2780 		fuse_register_polled_file(fm->fc, ff);  in fuse_file_poll()
2791 	err = fuse_simple_request(fm, &args);  in fuse_file_poll()
2796 		fm->fc->no_poll = 1;  in fuse_file_poll()
2882 	io->async = ff->fm->fc->async_dio;  in fuse_direct_IO()
2888 		iov_iter_truncate(iter, fuse_round_up(ff->fm->fc, i_size - offset));  in fuse_direct_IO()
2957 	struct fuse_mount *fm = ff->fm;  in fuse_file_fallocate()  local
2974 	if (fm->fc->no_fallocate)  in fuse_file_fallocate()
3012 	err = fuse_simple_request(fm, &args);  in fuse_file_fallocate()
3014 		fm->fc->no_fallocate = 1;  in fuse_file_fallocate()
3054 	struct fuse_mount *fm = ff_in->fm;  in __fuse_copy_file_range()  local
3055 	struct fuse_conn *fc = fm->fc;  in __fuse_copy_file_range()
3124 	err = fuse_simple_request(fm, &args);  in __fuse_copy_file_range()