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um: make copy_sc() static 

... and kill it in amd64 - not used.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Richard Weinberger <richard@nod.at>
hifive-unleashed-5.1
Al Viro 2011-08-18 20:00:39 +01:00 committed by Richard Weinberger
parent 3c916fec12
commit 3d72210bdc
3 changed files with 1 additions and 32 deletions
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1
arch/um/include/shared/kern_util.h
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@ -21,7 +21,6 @@ extern unsigned long alloc_stack(int order, int atomic);
extern void free_stack(unsigned long stack, int order);
extern int do_signal(void);
extern void copy_sc(struct uml_pt_regs *regs, void *from);
extern void interrupt_end(void);
extern void relay_signal(int sig, struct uml_pt_regs *regs);

2
arch/um/sys-i386/signal.c
View File

@ -10,7 +10,7 @@
#include "frame_kern.h"
#include "skas.h"
void copy_sc(struct uml_pt_regs *regs, void *from)
static void copy_sc(struct uml_pt_regs *regs, void *from)
{
struct sigcontext *sc = from;

30
arch/um/sys-x86_64/signal.c
View File

@ -13,36 +13,6 @@
#include "frame_kern.h"
#include "skas.h"
void copy_sc(struct uml_pt_regs *regs, void *from)
{
struct sigcontext *sc = from;
#define GETREG(regs, regno, sc, regname) \
(regs)->gp[(regno) / sizeof(unsigned long)] = (sc)->regname
GETREG(regs, R8, sc, r8);
GETREG(regs, R9, sc, r9);
GETREG(regs, R10, sc, r10);
GETREG(regs, R11, sc, r11);
GETREG(regs, R12, sc, r12);
GETREG(regs, R13, sc, r13);
GETREG(regs, R14, sc, r14);
GETREG(regs, R15, sc, r15);
GETREG(regs, RDI, sc, di);
GETREG(regs, RSI, sc, si);
GETREG(regs, RBP, sc, bp);
GETREG(regs, RBX, sc, bx);
GETREG(regs, RDX, sc, dx);
GETREG(regs, RAX, sc, ax);
GETREG(regs, RCX, sc, cx);
GETREG(regs, RSP, sc, sp);
GETREG(regs, RIP, sc, ip);
GETREG(regs, EFLAGS, sc, flags);
GETREG(regs, CS, sc, cs);
#undef GETREG
}
static int copy_sc_from_user(struct pt_regs *regs,
struct sigcontext __user *from)
{