kernel/vfs: add a capacity field to fs_wait_response

1 files changed, 1 insertions, 0 deletions

diff --git a/src/shared/syscalls.h b/src/shared/syscalls.h
index f136ed2..8ec1a41 100644
--- a/src/shared/syscalls.h
+++ b/src/shared/syscalls.h
@@ -51,6 +51,7 @@ handle_t _syscall_fs_fork2(void);
 
 struct fs_wait_response {
 	int len; // how much was put in *buf
+	int capacity; // how much output can be accepted by the caller
 	int id;  // file id (returned by the open handler, passed to other calls)
 	int offset;
 };