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authorAl Viro <viro@zeniv.linux.org.uk>2012-09-21 20:32:29 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-09-30 22:53:32 -0400
commit1f02ab4a237086095bd584f3446da307ac2d02e6 (patch)
treee08c0a4cc09f1385d7528a592789aef9e16be44c /arch/um/kernel
parent6783eaa2e1253fbcbe2c2f6bb4c843abf1343caf (diff)
um: switch to generic kernel_thread()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/um/kernel')
-rw-r--r--arch/um/kernel/process.c17
1 files changed, 3 insertions, 14 deletions
diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c
index c5f5afa50745..a1b50add48a2 100644
--- a/arch/um/kernel/process.c
+++ b/arch/um/kernel/process.c
@@ -69,18 +69,6 @@ unsigned long alloc_stack(int order, int atomic)
return page;
}
-int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags)
-{
- int pid;
-
- current->thread.request.u.thread.proc = fn;
- current->thread.request.u.thread.arg = arg;
- pid = do_fork(CLONE_VM | CLONE_UNTRACED | flags, 0,
- &current->thread.regs, 0, NULL, NULL);
- return pid;
-}
-EXPORT_SYMBOL(kernel_thread);
-
static inline void set_current(struct task_struct *task)
{
cpu_tasks[task_thread_info(task)->cpu] = ((struct cpu_task)
@@ -177,7 +165,7 @@ void fork_handler(void)
}
int copy_thread(unsigned long clone_flags, unsigned long sp,
- unsigned long stack_top, struct task_struct * p,
+ unsigned long arg, struct task_struct * p,
struct pt_regs *regs)
{
void (*handler)(void);
@@ -198,7 +186,8 @@ int copy_thread(unsigned long clone_flags, unsigned long sp,
arch_copy_thread(&current->thread.arch, &p->thread.arch);
} else {
get_safe_registers(p->thread.regs.regs.gp, p->thread.regs.regs.fp);
- p->thread.request.u.thread = current->thread.request.u.thread;
+ p->thread.request.u.thread.proc = (int (*)(void *))sp;
+ p->thread.request.u.thread.arg = (void *)arg;
handler = new_thread_handler;
}