5 files changed, 17 insertions, 11 deletions

diff --git a/arch/um/include/chan_kern.h b/arch/um/include/chan_kern.h
index c4b41bb1035f..624b5100a3cd 100644
--- a/arch/um/include/chan_kern.h
+++ b/arch/um/include/chan_kern.h
@@ -40,7 +40,7 @@ extern int console_open_chan(struct line *line, struct console *co);
 extern void deactivate_chan(struct list_head *chans, int irq);
 extern void reactivate_chan(struct list_head *chans, int irq);
 extern void chan_enable_winch(struct list_head *chans, struct tty_struct *tty);
-extern void enable_chan(struct line *line);
+extern int enable_chan(struct line *line);
 extern void close_chan(struct list_head *chans, int delay_free_irq);
 extern int chan_window_size(struct list_head *chans, 
                              unsigned short *rows_out, 
diff --git a/arch/um/include/chan_user.h b/arch/um/include/chan_user.h
index 38f16d812e7c..5a2263e05bb2 100644
--- a/arch/um/include/chan_user.h
+++ b/arch/um/include/chan_user.h
@@ -12,8 +12,6 @@ struct chan_opts {
         void (*const announce)(char *dev_name, int dev);
         char *xterm_title;
         const int raw;
-        const unsigned long tramp_stack;
-        const int in_kernel;
 };
 
 enum chan_init_pri { INIT_STATIC, INIT_ALL, INIT_ONE };
@@ -44,7 +42,8 @@ extern void generic_free(void *data);
 
 struct tty_struct;
 extern void register_winch(int fd,  struct tty_struct *tty);
-extern void register_winch_irq(int fd, int tty_fd, int pid, struct tty_struct *tty);
+extern void register_winch_irq(int fd, int tty_fd, int pid,
+                               struct tty_struct *tty, unsigned long stack);
 
 #define __channel_help(fn, prefix) \
 __uml_help(fn, prefix "[0-9]*=<channel description>\n" \
diff --git a/arch/um/include/common-offsets.h b/arch/um/include/common-offsets.h
index 7376ee44e330..6eee343e53eb 100644
--- a/arch/um/include/common-offsets.h
+++ b/arch/um/include/common-offsets.h
@@ -27,6 +27,9 @@ DEFINE(UM_ELFCLASS64, ELFCLASS64);
 
 DEFINE(UM_NR_CPUS, NR_CPUS);
 
+DEFINE(UM_GFP_KERNEL, GFP_KERNEL);
+DEFINE(UM_GFP_ATOMIC, GFP_ATOMIC);
+
 /* For crypto assembler code. */
 DEFINE(crypto_tfm_ctx_offset, offsetof(struct crypto_tfm, __crt_ctx));
 
diff --git a/arch/um/include/os.h b/arch/um/include/os.h
index 4d9fb26387d5..930b261ea483 100644
--- a/arch/um/include/os.h
+++ b/arch/um/include/os.h
@@ -239,11 +239,9 @@ extern unsigned long __do_user_copy(void *to, const void *from, int n,
 /* execvp.c */
 extern int execvp_noalloc(char *buf, const char *file, char *const argv[]);
 /* helper.c */
-extern int run_helper(void (*pre_exec)(void *), void *pre_data, char **argv,
-                      unsigned long *stack_out);
+extern int run_helper(void (*pre_exec)(void *), void *pre_data, char **argv);
 extern int run_helper_thread(int (*proc)(void *), void *arg,
-                             unsigned int flags, unsigned long *stack_out,
-                             int stack_order);
+                             unsigned int flags, unsigned long *stack_out);
 extern int helper_wait(int pid);
 
 
diff --git a/arch/um/include/um_malloc.h b/arch/um/include/um_malloc.h
index e6d7c5aa3f4e..0ad17cb83d96 100644
--- a/arch/um/include/um_malloc.h
+++ b/arch/um/include/um_malloc.h
@@ -6,11 +6,17 @@
 #ifndef __UM_MALLOC_H__
 #define __UM_MALLOC_H__
 
-extern void *um_kmalloc(int size);
-extern void *um_kmalloc_atomic(int size);
+#include "kern_constants.h"
+
+extern void *__kmalloc(int size, int flags);
+static inline void *kmalloc(int size, int flags)
+{
+        return __kmalloc(size, flags);
+}
+
 extern void kfree(const void *ptr);
 
-extern void *um_vmalloc(int size);
+extern void *vmalloc(unsigned long size);
 extern void vfree(void *ptr);
 
 #endif /* __UM_MALLOC_H__ */