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authorAl Viro <viro@zeniv.linux.org.uk>2012-05-20 00:05:58 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-05-21 16:28:34 -0400
commit243412be9cecfc7fddebb912a277b76119fd4ecd (patch)
treeb74b7d87db67aed2a22acb7571a4349d3507f9b3 /arch/x86/um/asm/ptrace.h
parentc6802f4370510fa8674674f11c5578ee057d1d63 (diff)
downloadop-kernel-dev-243412be9cecfc7fddebb912a277b76119fd4ecd.zip
op-kernel-dev-243412be9cecfc7fddebb912a277b76119fd4ecd.tar.gz
um/x86: merge (and trim) 32- and 64-bit variants of ptrace.h
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/x86/um/asm/ptrace.h')
-rw-r--r--arch/x86/um/asm/ptrace.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/x86/um/asm/ptrace.h b/arch/x86/um/asm/ptrace.h
index c8aca8c..950dfb7 100644
--- a/arch/x86/um/asm/ptrace.h
+++ b/arch/x86/um/asm/ptrace.h
@@ -1,5 +1,39 @@
+#ifndef __UM_X86_PTRACE_H
+#define __UM_X86_PTRACE_H
+
#ifdef CONFIG_X86_32
# include "ptrace_32.h"
#else
# include "ptrace_64.h"
#endif
+
+#define PT_REGS_AX(r) UPT_AX(&(r)->regs)
+#define PT_REGS_BX(r) UPT_BX(&(r)->regs)
+#define PT_REGS_CX(r) UPT_CX(&(r)->regs)
+#define PT_REGS_DX(r) UPT_DX(&(r)->regs)
+
+#define PT_REGS_SI(r) UPT_SI(&(r)->regs)
+#define PT_REGS_DI(r) UPT_DI(&(r)->regs)
+#define PT_REGS_BP(r) UPT_BP(&(r)->regs)
+#define PT_REGS_EFLAGS(r) UPT_EFLAGS(&(r)->regs)
+
+#define PT_REGS_CS(r) UPT_CS(&(r)->regs)
+#define PT_REGS_SS(r) UPT_SS(&(r)->regs)
+#define PT_REGS_DS(r) UPT_DS(&(r)->regs)
+#define PT_REGS_ES(r) UPT_ES(&(r)->regs)
+
+#define PT_REGS_ORIG_SYSCALL(r) PT_REGS_AX(r)
+#define PT_REGS_SYSCALL_RET(r) PT_REGS_AX(r)
+
+#define PT_FIX_EXEC_STACK(sp) do ; while(0)
+
+#define profile_pc(regs) PT_REGS_IP(regs)
+
+#define UPT_RESTART_SYSCALL(r) (UPT_IP(r) -= 2)
+#define UPT_SET_SYSCALL_RETURN(r, res) (UPT_AX(r) = (res))
+
+static inline long regs_return_value(struct uml_pt_regs *regs)
+{
+ return UPT_AX(regs);
+}
+#endif /* __UM_X86_PTRACE_H */
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