Merge commit 'v2.6.28-rc2' into core/locking

Conflicts:
	arch/um/include/asm/system.h

1 files changed, 68 insertions, 0 deletions

diff --git a/arch/parisc/include/asm/ptrace.h b/arch/parisc/include/asm/ptrace.h
new file mode 100644
index 000000000000..afa5333187b4
--- /dev/null
+++ b/arch/parisc/include/asm/ptrace.h
@@ -0,0 +1,68 @@
+#ifndef _PARISC_PTRACE_H
+#define _PARISC_PTRACE_H
+
+/* written by Philipp Rumpf, Copyright (C) 1999 SuSE GmbH Nuernberg
+** Copyright (C) 2000 Grant Grundler, Hewlett-Packard
+*/
+
+#include <linux/types.h>
+
+/* This struct defines the way the registers are stored on the 
+ * stack during a system call.
+ *
+ * N.B. gdb/strace care about the size and offsets within this
+ * structure. If you change things, you may break object compatibility
+ * for those applications.
+ */
+
+struct pt_regs {
+	unsigned long gr[32];	/* PSW is in gr[0] */
+	__u64 fr[32];
+	unsigned long sr[ 8];
+	unsigned long iasq[2];
+	unsigned long iaoq[2];
+	unsigned long cr27;
+	unsigned long pad0;     /* available for other uses */
+	unsigned long orig_r28;
+	unsigned long ksp;
+	unsigned long kpc;
+	unsigned long sar;	/* CR11 */
+	unsigned long iir;	/* CR19 */
+	unsigned long isr;	/* CR20 */
+	unsigned long ior;	/* CR21 */
+	unsigned long ipsw;	/* CR22 */
+};
+
+/*
+ * The numbers chosen here are somewhat arbitrary but absolutely MUST
+ * not overlap with any of the number assigned in <linux/ptrace.h>.
+ *
+ * These ones are taken from IA-64 on the assumption that theirs are
+ * the most correct (and we also want to support PTRACE_SINGLEBLOCK
+ * since we have taken branch traps too)
+ */
+#define PTRACE_SINGLEBLOCK	12	/* resume execution until next branch */
+
+#ifdef __KERNEL__
+
+#define task_regs(task) ((struct pt_regs *) ((char *)(task) + TASK_REGS))
+
+#define __ARCH_WANT_COMPAT_SYS_PTRACE
+
+struct task_struct;
+#define arch_has_single_step()	1
+void user_disable_single_step(struct task_struct *task);
+void user_enable_single_step(struct task_struct *task);
+
+#define arch_has_block_step()	1
+void user_enable_block_step(struct task_struct *task);
+
+/* XXX should we use iaoq[1] or iaoq[0] ? */
+#define user_mode(regs)			(((regs)->iaoq[0] & 3) ? 1 : 0)
+#define user_space(regs)		(((regs)->iasq[1] != 0) ? 1 : 0)
+#define instruction_pointer(regs)	((regs)->iaoq[0] & ~3)
+unsigned long profile_pc(struct pt_regs *);
+extern void show_regs(struct pt_regs *);
+#endif
+
+#endif