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x86: make X86_32 pt_regs members unsigned long

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Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Roland McGrath <roland@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Harvey Harrison 2008-02-08 12:09:57 -08:00 committed by Ingo Molnar
parent 92bc205685
commit 9902a702c7
2 changed files with 8 additions and 5 deletions
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4
arch/x86/kernel/signal_32.c
View File

@ -527,7 +527,7 @@ handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka,
int ret;
/* Are we from a system call? */
if (regs->orig_ax >= 0) {
if ((long)regs->orig_ax >= 0) {
/* If so, check system call restarting.. */
switch (regs->ax) {
case -ERESTART_RESTARTBLOCK:
@ -625,7 +625,7 @@ static void do_signal(struct pt_regs *regs)
}
/* Did we come from a system call? */
if (regs->orig_ax >= 0) {
if ((long)regs->orig_ax >= 0) {
/* Restart the system call - no handlers present */
switch (regs->ax) {
case -ERESTARTNOHAND:

9
include/asm-x86/ptrace.h
View File

@ -42,12 +42,12 @@ struct pt_regs {
unsigned long si;
unsigned long di;
unsigned long bp;
long ax;
unsigned long ax;
unsigned long ds;
unsigned long es;
unsigned long fs;
/* int gs; */
long orig_ax;
unsigned long orig_ax;
unsigned long ip;
unsigned long cs;
unsigned long flags;
@ -145,7 +145,10 @@ extern void send_sigtrap(struct task_struct *tsk, struct pt_regs *regs, int erro
void signal_fault(struct pt_regs *regs, void __user *frame, char *where);
#endif
#define regs_return_value(regs) ((regs)->ax)
static inline unsigned long regs_return_value(struct pt_regs *regs)
{
return regs->ax;
}
/*
* user_mode_vm(regs) determines whether a register set came from user mode.