From 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 Mon Sep 17 00:00:00 2001 From: Yunhong Jiang Date: Tue, 4 Aug 2015 12:17:53 -0700 Subject: Add the rt linux 4.1.3-rt3 as base Import the rt linux 4.1.3-rt3 as OPNFV kvm base. It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and the base is: commit 0917f823c59692d751951bf5ea699a2d1e2f26a2 Author: Sebastian Andrzej Siewior Date: Sat Jul 25 12:13:34 2015 +0200 Prepare v4.1.3-rt3 Signed-off-by: Sebastian Andrzej Siewior We lose all the git history this way and it's not good. We should apply another opnfv project repo in future. Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423 Signed-off-by: Yunhong Jiang --- kernel/arch/x86/um/shared/sysdep/ptrace.h | 74 +++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) create mode 100644 kernel/arch/x86/um/shared/sysdep/ptrace.h (limited to 'kernel/arch/x86/um/shared/sysdep/ptrace.h') diff --git a/kernel/arch/x86/um/shared/sysdep/ptrace.h b/kernel/arch/x86/um/shared/sysdep/ptrace.h new file mode 100644 index 000000000..eb9356904 --- /dev/null +++ b/kernel/arch/x86/um/shared/sysdep/ptrace.h @@ -0,0 +1,74 @@ +#ifndef __SYSDEP_X86_PTRACE_H +#define __SYSDEP_X86_PTRACE_H + +#include +#include + +#define MAX_REG_OFFSET (UM_FRAME_SIZE) +#define MAX_REG_NR ((MAX_REG_OFFSET) / sizeof(unsigned long)) + +#define REGS_IP(r) ((r)[HOST_IP]) +#define REGS_SP(r) ((r)[HOST_SP]) +#define REGS_EFLAGS(r) ((r)[HOST_EFLAGS]) +#define REGS_AX(r) ((r)[HOST_AX]) +#define REGS_BX(r) ((r)[HOST_BX]) +#define REGS_CX(r) ((r)[HOST_CX]) +#define REGS_DX(r) ((r)[HOST_DX]) +#define REGS_SI(r) ((r)[HOST_SI]) +#define REGS_DI(r) ((r)[HOST_DI]) +#define REGS_BP(r) ((r)[HOST_BP]) +#define REGS_CS(r) ((r)[HOST_CS]) +#define REGS_SS(r) ((r)[HOST_SS]) +#define REGS_DS(r) ((r)[HOST_DS]) +#define REGS_ES(r) ((r)[HOST_ES]) + +#define UPT_IP(r) REGS_IP((r)->gp) +#define UPT_SP(r) REGS_SP((r)->gp) +#define UPT_EFLAGS(r) REGS_EFLAGS((r)->gp) +#define UPT_AX(r) REGS_AX((r)->gp) +#define UPT_BX(r) REGS_BX((r)->gp) +#define UPT_CX(r) REGS_CX((r)->gp) +#define UPT_DX(r) REGS_DX((r)->gp) +#define UPT_SI(r) REGS_SI((r)->gp) +#define UPT_DI(r) REGS_DI((r)->gp) +#define UPT_BP(r) REGS_BP((r)->gp) +#define UPT_CS(r) REGS_CS((r)->gp) +#define UPT_SS(r) REGS_SS((r)->gp) +#define UPT_DS(r) REGS_DS((r)->gp) +#define UPT_ES(r) REGS_ES((r)->gp) + +#ifdef __i386__ +#include "ptrace_32.h" +#else +#include "ptrace_64.h" +#endif + +struct syscall_args { + unsigned long args[6]; +}; + +#define SYSCALL_ARGS(r) ((struct syscall_args) \ + { .args = { UPT_SYSCALL_ARG1(r), \ + UPT_SYSCALL_ARG2(r), \ + UPT_SYSCALL_ARG3(r), \ + UPT_SYSCALL_ARG4(r), \ + UPT_SYSCALL_ARG5(r), \ + UPT_SYSCALL_ARG6(r) } } ) + +struct uml_pt_regs { + unsigned long gp[MAX_REG_NR]; + unsigned long fp[MAX_FP_NR]; + struct faultinfo faultinfo; + long syscall; + int is_user; +}; + +#define EMPTY_UML_PT_REGS { } + +#define UPT_SYSCALL_NR(r) ((r)->syscall) +#define UPT_FAULTINFO(r) (&(r)->faultinfo) +#define UPT_IS_USER(r) ((r)->is_user) + +extern int user_context(unsigned long sp); + +#endif /* __SYSDEP_X86_PTRACE_H */ -- cgit 1.2.3-korg