1 files changed, 2 insertions, 4 deletions

diff --git a/arch/um/include/os.h b/arch/um/include/os.h
index e11bdcd8afc2..688d181b5f8a 100644
--- a/arch/um/include/os.h
+++ b/arch/um/include/os.h
@@ -300,13 +300,12 @@ extern long syscall_stub_data(struct mm_id * mm_idp,
                               unsigned long *data, int data_count,
                               void **addr, void **stub_addr);
 extern int map(struct mm_id * mm_idp, unsigned long virt,
-               unsigned long len, int r, int w, int x, int phys_fd,
+               unsigned long len, int prot, int phys_fd,
                unsigned long long offset, int done, void **data);
 extern int unmap(struct mm_id * mm_idp, unsigned long addr, unsigned long len,
                  int done, void **data);
 extern int protect(struct mm_id * mm_idp, unsigned long addr,
-                   unsigned long len, int r, int w, int x, int done,
-                   void **data);
+                   unsigned long len, unsigned int prot, int done, void **data);
 
 /* skas/process.c */
 extern int is_skas_winch(int pid, int fd, void *data);
@@ -342,7 +341,6 @@ extern void maybe_sigio_broken(int fd, int read);
 
 /* skas/trap */
 extern void sig_handler_common_skas(int sig, void *sc_ptr);
-extern void user_signal(int sig, union uml_pt_regs *regs, int pid);
 
 /* sys-x86_64/prctl.c */
 extern int os_arch_prctl(int pid, int code, unsigned long *addr);