summaryrefslogtreecommitdiffstats
path: root/arch/x86/kernel/process_32.c
diff options
context:
space:
mode:
authorBrian Gerst <brgerst@gmail.com>2009-12-09 12:34:44 -0500
committerH. Peter Anvin <hpa@zytor.com>2009-12-10 16:41:31 -0800
commitdf59e7bf439918f523ac29e996ec1eebbed60440 (patch)
treea847eb0b7f0e3fe34a717999db0d441e7f7e7bd6 /arch/x86/kernel/process_32.c
parentf443ff4201dd25cd4dec183f9919ecba90c8edc2 (diff)
x86: Merge kernel_thread()
Signed-off-by: Brian Gerst <brgerst@gmail.com> LKML-Reference: <1260380084-3707-6-git-send-email-brgerst@gmail.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/kernel/process_32.c')
-rw-r--r--arch/x86/kernel/process_32.c36
1 files changed, 0 insertions, 36 deletions
diff --git a/arch/x86/kernel/process_32.c b/arch/x86/kernel/process_32.c
index f2e8b05a4f0..ccf234266a2 100644
--- a/arch/x86/kernel/process_32.c
+++ b/arch/x86/kernel/process_32.c
@@ -192,42 +192,6 @@ void show_regs(struct pt_regs *regs)
show_trace(NULL, regs, &regs->sp, regs->bp);
}
-/*
- * This gets run with %si containing the
- * function to call, and %di containing
- * the "args".
- */
-extern void kernel_thread_helper(void);
-
-/*
- * Create a kernel thread
- */
-int kernel_thread(int (*fn)(void *), void *arg, unsigned long flags)
-{
- struct pt_regs regs;
-
- memset(&regs, 0, sizeof(regs));
-
- regs.si = (unsigned long) fn;
- regs.di = (unsigned long) arg;
-
-#ifdef CONFIG_X86_32
- regs.ds = __USER_DS;
- regs.es = __USER_DS;
- regs.fs = __KERNEL_PERCPU;
- regs.gs = __KERNEL_STACK_CANARY;
-#endif
-
- regs.orig_ax = -1;
- regs.ip = (unsigned long) kernel_thread_helper;
- regs.cs = __KERNEL_CS | get_kernel_rpl();
- regs.flags = X86_EFLAGS_IF | 0x2;
-
- /* Ok, create the new process.. */
- return do_fork(flags | CLONE_VM | CLONE_UNTRACED, 0, &regs, 0, NULL, NULL);
-}
-EXPORT_SYMBOL(kernel_thread);
-
void release_thread(struct task_struct *dead_task)
{
BUG_ON(dead_task->mm);