io_uring/kbuf: defer release of mapped buffer rings

[linux-block.git] / io_uring / kbuf.h

diff --git a/io_uring/kbuf.h b/io_uring/kbuf.h
index f2d615236b2cb98e78cb326202a278a467f504e7..6c7646e6057cf5762cc2e65de3f33f87113d8666 100644 (file)
--- a/io_uring/kbuf.h
+++ b/io_uring/kbuf.h
@@ -51,6 +51,8 @@ int io_provide_buffers(struct io_kiocb *req, unsigned int issue_flags);
 int io_register_pbuf_ring(struct io_ring_ctx *ctx, void __user *arg);
 int io_unregister_pbuf_ring(struct io_ring_ctx *ctx, void __user *arg);
 
+void io_kbuf_mmap_list_free(struct io_ring_ctx *ctx);
+
 unsigned int __io_put_kbuf(struct io_kiocb *req, unsigned issue_flags);
 
 bool io_kbuf_recycle_legacy(struct io_kiocb *req, unsigned issue_flags);