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)
  ...

1 files changed, 6 insertions, 107 deletions

diff --git a/arch/m32r/include/asm/ptrace.h b/arch/m32r/include/asm/ptrace.h
index 4313aa62b51..fa58ccfff86 100644
--- a/arch/m32r/include/asm/ptrace.h
+++ b/arch/m32r/include/asm/ptrace.h
@@ -1,6 +1,3 @@
-#ifndef _ASM_M32R_PTRACE_H
-#define _ASM_M32R_PTRACE_H
-
 /*
  * linux/include/asm-m32r/ptrace.h
  *
@@ -11,111 +8,12 @@
  * M32R version:
  *   Copyright (C) 2001-2002, 2004  Hirokazu Takata <takata at linux-m32r.org>
  */
+#ifndef _ASM_M32R_PTRACE_H
+#define _ASM_M32R_PTRACE_H
 
-/* 0 - 13 are integer registers (general purpose registers).  */
-#define PT_R4		0
-#define PT_R5		1
-#define PT_R6		2
-#define PT_REGS 	3
-#define PT_R0		4
-#define PT_R1		5
-#define PT_R2		6
-#define PT_R3		7
-#define PT_R7		8
-#define PT_R8		9
-#define PT_R9		10
-#define PT_R10		11
-#define PT_R11		12
-#define PT_R12		13
-#define PT_SYSCNR	14
-#define PT_R13		PT_FP
-#define PT_R14		PT_LR
-#define PT_R15		PT_SP
-
-/* processor status and miscellaneous context registers.  */
-#define PT_ACC0H	15
-#define PT_ACC0L	16
-#define PT_ACC1H	17	/* ISA_DSP_LEVEL2 only */
-#define PT_ACC1L	18	/* ISA_DSP_LEVEL2 only */
-#define PT_PSW		19
-#define PT_BPC		20
-#define PT_BBPSW	21
-#define PT_BBPC		22
-#define PT_SPU		23
-#define PT_FP		24
-#define PT_LR		25
-#define PT_SPI		26
-#define PT_ORIGR0	27
-
-/* virtual pt_reg entry for gdb */
-#define PT_PC		30
-#define PT_CBR		31
-#define PT_EVB		32
-
-
-/* Control registers.  */
-#define SPR_CR0 PT_PSW
-#define SPR_CR1 PT_CBR		/* read only */
-#define SPR_CR2 PT_SPI
-#define SPR_CR3 PT_SPU
-#define SPR_CR4
-#define SPR_CR5 PT_EVB		/* part of M32R/E, M32R/I core only */
-#define SPR_CR6 PT_BPC
-#define SPR_CR7
-#define SPR_CR8 PT_BBPSW
-#define SPR_CR9
-#define SPR_CR10
-#define SPR_CR11
-#define SPR_CR12
-#define SPR_CR13 PT_WR
-#define SPR_CR14 PT_BBPC
-#define SPR_CR15
-
-/* this struct defines the way the registers are stored on the
-   stack during a system call. */
-struct pt_regs {
-	/* Saved main processor registers. */
-	unsigned long r4;
-	unsigned long r5;
-	unsigned long r6;
-	struct pt_regs *pt_regs;
-	unsigned long r0;
-	unsigned long r1;
-	unsigned long r2;
-	unsigned long r3;
-	unsigned long r7;
-	unsigned long r8;
-	unsigned long r9;
-	unsigned long r10;
-	unsigned long r11;
-	unsigned long r12;
-	long syscall_nr;
-
-	/* Saved main processor status and miscellaneous context registers. */
-	unsigned long acc0h;
-	unsigned long acc0l;
-	unsigned long acc1h;	/* ISA_DSP_LEVEL2 only */
-	unsigned long acc1l;	/* ISA_DSP_LEVEL2 only */
-	unsigned long psw;
-	unsigned long bpc;		/* saved PC for TRAP syscalls */
-	unsigned long bbpsw;
-	unsigned long bbpc;
-	unsigned long spu;		/* saved user stack */
-	unsigned long fp;
-	unsigned long lr;		/* saved PC for JL syscalls */
-	unsigned long spi;		/* saved kernel stack */
-	unsigned long orig_r0;
-};
-
-/* Arbitrarily choose the same ptrace numbers as used by the Sparc code. */
-#define PTRACE_GETREGS		12
-#define PTRACE_SETREGS		13
-
-#define PTRACE_OLDSETOPTIONS	21
-
-#ifdef __KERNEL__
 
 #include <asm/m32r.h>		/* M32R_PSW_BSM, M32R_PSW_BPM */
+#include <uapi/asm/ptrace.h>
 
 #define arch_has_single_step() (1)
 
@@ -134,12 +32,13 @@ extern void init_debug_traps(struct task_struct *);
 
 #define instruction_pointer(regs) ((regs)->bpc)
 #define profile_pc(regs) instruction_pointer(regs)
+#define user_stack_pointer(regs) ((regs)->spu)
 
 extern void withdraw_debug_trap(struct pt_regs *regs);
 
 #define task_pt_regs(task) \
         ((struct pt_regs *)(task_stack_page(task) + THREAD_SIZE) - 1)
-
-#endif /* __KERNEL */
+#define current_pt_regs() ((struct pt_regs *) \
+	((unsigned long)current_thread_info() + THREAD_SIZE) - 1)
 
 #endif /* _ASM_M32R_PTRACE_H */