Merge tag 'v3.8-rc3' into v4l_for_linus

Linux 3.8-rc3

* tag 'v3.8-rc3': (11110 commits)
  Linux 3.8-rc3
  mm: reinstante dropped pmd_trans_splitting() check
  cred: Remove tgcred pointer from struct cred
  drm/ttm: fix fence locking in ttm_buffer_object_transfer
  ARM: clps711x: Fix bad merge of clockevents setup
  ARM: highbank: save and restore L2 cache and GIC on suspend
  ARM: highbank: add a power request clear
  ARM: highbank: fix secondary boot and hotplug
  ARM: highbank: fix typos with hignbank in power request functions
  ARM: dts: fix highbank cpu mpidr values
  ARM: dts: add device_type prop to cpu nodes on Calxeda platforms
  drm/prime: drop reference on imported dma-buf come from gem
  xen/netfront: improve truesize tracking
  ARM: mx5: Fix MX53 flexcan2 clock
  ARM: OMAP2+: am33xx-hwmod: Fix wrongly terminated am33xx_usbss_mpu_irqs array
  sctp: fix Kconfig bug in default cookie hmac selection
  EDAC: Cleanup device deregistering path
  EDAC: Fix EDAC Kconfig menu
  EDAC: Fix kernel panic on module unloading
  ALSA: hda - add mute LED for HP Pavilion 17 (Realtek codec)
  ...

3 files changed, 2 insertions, 31 deletions

diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c
index b6d699cdd55..b462b13c5ba 100644
--- a/arch/um/kernel/process.c
+++ b/arch/um/kernel/process.c
@@ -161,8 +161,7 @@ void fork_handler(void)
 }
 
 int copy_thread(unsigned long clone_flags, unsigned long sp,
-		unsigned long arg, struct task_struct * p,
-		struct pt_regs *regs)
+		unsigned long arg, struct task_struct * p)
 {
 	void (*handler)(void);
 	int kthread = current->flags & PF_KTHREAD;
@@ -171,7 +170,7 @@ int copy_thread(unsigned long clone_flags, unsigned long sp,
 	p->thread = (struct thread_struct) INIT_THREAD;
 
 	if (!kthread) {
-	  	memcpy(&p->thread.regs.regs, &regs->regs,
+	  	memcpy(&p->thread.regs.regs, current_pt_regs(),
 		       sizeof(p->thread.regs.regs));
 		PT_REGS_SET_SYSCALL_RETURN(&p->thread.regs, 0);
 		if (sp != 0)
diff --git a/arch/um/kernel/signal.c b/arch/um/kernel/signal.c
index db18eb6124e..48ccf718e29 100644
--- a/arch/um/kernel/signal.c
+++ b/arch/um/kernel/signal.c
@@ -132,8 +132,3 @@ long sys_sigsuspend(int history0, int history1, old_sigset_t mask)
 	siginitset(&blocked, mask);
 	return sigsuspend(&blocked);
 }
-
-long sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss)
-{
-	return do_sigaltstack(uss, uoss, PT_REGS_SP(&current->thread.regs));
-}
diff --git a/arch/um/kernel/syscall.c b/arch/um/kernel/syscall.c
index a81f3705e90..c1d0ae069b5 100644
--- a/arch/um/kernel/syscall.c
+++ b/arch/um/kernel/syscall.c
@@ -14,29 +14,6 @@
 #include <asm/uaccess.h>
 #include <asm/unistd.h>
 
-long sys_fork(void)
-{
-	return do_fork(SIGCHLD, UPT_SP(&current->thread.regs.regs),
-		      &current->thread.regs, 0, NULL, NULL);
-}
-
-long sys_vfork(void)
-{
-	return do_fork(CLONE_VFORK | CLONE_VM | SIGCHLD,
-		      UPT_SP(&current->thread.regs.regs),
-		      &current->thread.regs, 0, NULL, NULL);
-}
-
-long sys_clone(unsigned long clone_flags, unsigned long newsp,
-	       void __user *parent_tid, void __user *child_tid)
-{
-	if (!newsp)
-		newsp = UPT_SP(&current->thread.regs.regs);
-
-	return do_fork(clone_flags, newsp, &current->thread.regs, 0, parent_tid,
-		      child_tid);
-}
-
 long old_mmap(unsigned long addr, unsigned long len,
 	      unsigned long prot, unsigned long flags,
 	      unsigned long fd, unsigned long offset)