From 77bf4400319db9d2a8af6b00c2be6faa0f3d07cb Mon Sep 17 00:00:00 2001 From: Jeff Dike Date: Tue, 16 Oct 2007 01:26:58 -0700 Subject: uml: remove code made redundant by CHOOSE_MODE removal This patch makes a number of simplifications enabled by the removal of CHOOSE_MODE. There were lots of functions that looked like int foo(args){ foo_skas(args); } The bodies of foo_skas are now folded into foo, and their declarations (and sometimes entire header files) are deleted. In addition, the union uml_pt_regs, which was a union between the tt and skas register formats, is now a struct, with the tt-mode arm of the union being removed. It turns out that usr2_handler was unused, so it is gone. Signed-off-by: Jeff Dike Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/um/include/sysdep-i386/ptrace.h | 59 +++++++++++++++++------------------- 1 file changed, 28 insertions(+), 31 deletions(-) (limited to 'arch/um/include/sysdep-i386') diff --git a/arch/um/include/sysdep-i386/ptrace.h b/arch/um/include/sysdep-i386/ptrace.h index 45573088864c..d765175d42be 100644 --- a/arch/um/include/sysdep-i386/ptrace.h +++ b/arch/um/include/sysdep-i386/ptrace.h @@ -52,37 +52,34 @@ extern int sysemu_supported; #define PTRACE_SYSEMU_SINGLESTEP 32 #endif -union uml_pt_regs { - struct skas_regs { - unsigned long regs[MAX_REG_NR]; - unsigned long fp[HOST_FP_SIZE]; - unsigned long xfp[HOST_XFP_SIZE]; - struct faultinfo faultinfo; - long syscall; - int is_user; - } skas; +struct uml_pt_regs { + unsigned long regs[MAX_REG_NR]; + unsigned long fp[HOST_FP_SIZE]; + unsigned long xfp[HOST_XFP_SIZE]; + struct faultinfo faultinfo; + long syscall; + int is_user; }; #define EMPTY_UML_PT_REGS { } -#define UPT_SC(r) ((r)->tt.sc) -#define UPT_IP(r) REGS_IP((r)->skas.regs) -#define UPT_SP(r) REGS_SP((r)->skas.regs) -#define UPT_EFLAGS(r) REGS_EFLAGS((r)->skas.regs) -#define UPT_EAX(r) REGS_EAX((r)->skas.regs) -#define UPT_EBX(r) REGS_EBX((r)->skas.regs) -#define UPT_ECX(r) REGS_ECX((r)->skas.regs) -#define UPT_EDX(r) REGS_EDX((r)->skas.regs) -#define UPT_ESI(r) REGS_ESI((r)->skas.regs) -#define UPT_EDI(r) REGS_EDI((r)->skas.regs) -#define UPT_EBP(r) REGS_EBP((r)->skas.regs) -#define UPT_ORIG_EAX(r) ((r)->skas.syscall) -#define UPT_CS(r) REGS_CS((r)->skas.regs) -#define UPT_SS(r) REGS_SS((r)->skas.regs) -#define UPT_DS(r) REGS_DS((r)->skas.regs) -#define UPT_ES(r) REGS_ES((r)->skas.regs) -#define UPT_FS(r) REGS_FS((r)->skas.regs) -#define UPT_GS(r) REGS_GS((r)->skas.regs) +#define UPT_IP(r) REGS_IP((r)->regs) +#define UPT_SP(r) REGS_SP((r)->regs) +#define UPT_EFLAGS(r) REGS_EFLAGS((r)->regs) +#define UPT_EAX(r) REGS_EAX((r)->regs) +#define UPT_EBX(r) REGS_EBX((r)->regs) +#define UPT_ECX(r) REGS_ECX((r)->regs) +#define UPT_EDX(r) REGS_EDX((r)->regs) +#define UPT_ESI(r) REGS_ESI((r)->regs) +#define UPT_EDI(r) REGS_EDI((r)->regs) +#define UPT_EBP(r) REGS_EBP((r)->regs) +#define UPT_ORIG_EAX(r) ((r)->syscall) +#define UPT_CS(r) REGS_CS((r)->regs) +#define UPT_SS(r) REGS_SS((r)->regs) +#define UPT_DS(r) REGS_DS((r)->regs) +#define UPT_ES(r) REGS_ES((r)->regs) +#define UPT_FS(r) REGS_FS((r)->regs) +#define UPT_GS(r) REGS_GS((r)->regs) #define UPT_SYSCALL_ARG1(r) UPT_EBX(r) #define UPT_SYSCALL_ARG2(r) UPT_ECX(r) @@ -93,7 +90,7 @@ union uml_pt_regs { extern int user_context(unsigned long sp); -#define UPT_IS_USER(r) ((r)->skas.is_user) +#define UPT_IS_USER(r) ((r)->is_user) struct syscall_args { unsigned long args[6]; @@ -162,14 +159,14 @@ struct syscall_args { } while (0) #define UPT_SET_SYSCALL_RETURN(r, res) \ - REGS_SET_SYSCALL_RETURN((r)->skas.regs, (res)) + REGS_SET_SYSCALL_RETURN((r)->regs, (res)) -#define UPT_RESTART_SYSCALL(r) REGS_RESTART_SYSCALL((r)->skas.regs) +#define UPT_RESTART_SYSCALL(r) REGS_RESTART_SYSCALL((r)->regs) #define UPT_ORIG_SYSCALL(r) UPT_EAX(r) #define UPT_SYSCALL_NR(r) UPT_ORIG_EAX(r) #define UPT_SYSCALL_RET(r) UPT_EAX(r) -#define UPT_FAULTINFO(r) (&(r)->skas.faultinfo) +#define UPT_FAULTINFO(r) (&(r)->faultinfo) #endif -- cgit v1.2.3-59-g8ed1b