These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / arch / um / kernel / physmem.c

diff --git a/kernel/arch/um/kernel/physmem.c b/kernel/arch/um/kernel/physmem.c
index 9034fc8..4c9861b 100644 (file)
--- a/kernel/arch/um/kernel/physmem.c
+++ b/kernel/arch/um/kernel/physmem.c
@@ -8,6 +8,7 @@
 #include <linux/mm.h>
 #include <linux/pfn.h>
 #include <asm/page.h>
+#include <asm/sections.h>
 #include <as-layout.h>
 #include <init.h>
 #include <kern.h>
@@ -55,8 +56,6 @@ void map_memory(unsigned long virt, unsigned long phys, unsigned long len,
        }
 }
 
-extern int __syscall_stub_start;
-
 /**
  * setup_physmem() - Setup physical memory for UML
  * @start:     Start address of the physical kernel memory,
@@ -110,8 +109,8 @@ void __init setup_physmem(unsigned long start, unsigned long reserve_end,
         * Special kludge - This page will be mapped in to userspace processes
         * from physmem_fd, so it needs to be written out there.
         */
-       os_seek_file(physmem_fd, __pa(&__syscall_stub_start));
-       os_write_file(physmem_fd, &__syscall_stub_start, PAGE_SIZE);
+       os_seek_file(physmem_fd, __pa(__syscall_stub_start));
+       os_write_file(physmem_fd, __syscall_stub_start, PAGE_SIZE);
        os_fsync_file(physmem_fd);
 
        bootmap_size = init_bootmem(pfn, pfn + delta);