[PATCH] uml: task_stack_page()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/arch/um/kernel/skas/process_kern.c b/arch/um/kernel/skas/process_kern.c
index 09790cc..dc41c6d 100644 (file)
--- a/arch/um/kernel/skas/process_kern.c
+++ b/arch/um/kernel/skas/process_kern.c
@@ -118,7 +118,7 @@ int copy_thread_skas(int nr, unsigned long clone_flags, unsigned long sp,
                handler = new_thread_handler;
        }
 
-       new_thread(p->thread_info, &p->thread.mode.skas.switch_buf,
+       new_thread(task_stack_page(p), &p->thread.mode.skas.switch_buf,
                   &p->thread.mode.skas.fork_buf, handler);
        return(0);
 }
@@ -185,7 +185,7 @@ int start_uml_skas(void)
 
        init_task.thread.request.u.thread.proc = start_kernel_proc;
        init_task.thread.request.u.thread.arg = NULL;
-       return(start_idle_thread(init_task.thread_info,
+       return(start_idle_thread(task_stack_page(&init_task),
                                 &init_task.thread.mode.skas.switch_buf,
                                 &init_task.thread.mode.skas.fork_buf));
 }

diff --git a/arch/um/kernel/tt/exec_kern.c b/arch/um/kernel/tt/exec_kern.c
index 136e54c..8f40e48 100644 (file)
--- a/arch/um/kernel/tt/exec_kern.c
+++ b/arch/um/kernel/tt/exec_kern.c
@@ -39,7 +39,7 @@ void flush_thread_tt(void)
                do_exit(SIGKILL);
        }
                
-       new_pid = start_fork_tramp(current->thread_info, stack, 0, exec_tramp);
+       new_pid = start_fork_tramp(task_stack_page(current), stack, 0, exec_tramp);
        if(new_pid < 0){
                printk(KERN_ERR 
                       "flush_thread : new thread failed, errno = %d\n",

diff --git a/arch/um/kernel/tt/process_kern.c b/arch/um/kernel/tt/process_kern.c
index 1f7dec8..6253530 100644 (file)
--- a/arch/um/kernel/tt/process_kern.c
+++ b/arch/um/kernel/tt/process_kern.c
@@ -253,7 +253,7 @@ int copy_thread_tt(int nr, unsigned long clone_flags, unsigned long sp,
 
        clone_flags &= CLONE_VM;
        p->thread.temp_stack = stack;
-       new_pid = start_fork_tramp(p->thread_info, stack, clone_flags, tramp);
+       new_pid = start_fork_tramp(task_stack_page(p), stack, clone_flags, tramp);
        if(new_pid < 0){
                printk(KERN_ERR "copy_thread : clone failed - errno = %d\n", 
                       -new_pid);
@@ -425,7 +425,7 @@ int start_uml_tt(void)
        int pages;
 
        pages = (1 << CONFIG_KERNEL_STACK_ORDER);
-       sp = (void *) ((unsigned long) init_task.thread_info) +
+       sp = task_stack_page(&init_task) +
                pages * PAGE_SIZE - sizeof(unsigned long);
        return(tracer(start_kernel_proc, sp));
 }