X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=arch%2Fm68knommu%2Fkernel%2Fsignal.c;h=437f8c6c14a0d872a45084b10caef28a541703c1;hb=feabb06bd70551668540f2305047675667f5f60f;hp=43a2726c0d0a4931070a55c1af124650ed872e58;hpb=e3ee3b78f83688a0ae4315e8be71b2eac559904a;p=linux-2.6-omap-h63xx.git

diff --git a/arch/m68knommu/kernel/signal.c b/arch/m68knommu/kernel/signal.c
index 43a2726c0d0..437f8c6c14a 100644
--- a/arch/m68knommu/kernel/signal.c
+++ b/arch/m68knommu/kernel/signal.c
@@ -285,6 +285,7 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext *usc, void *fp,
 	regs->d1 = context.sc_d1;
 	regs->a0 = context.sc_a0;
 	regs->a1 = context.sc_a1;
+	((struct switch_stack *)regs - 1)->a5 = context.sc_a5;
 	regs->sr = (regs->sr & 0xff00) | (context.sc_sr & 0xff);
 	regs->pc = context.sc_pc;
 	regs->orig_d0 = -1;		/* disable syscall checks */
@@ -498,6 +499,7 @@ static void setup_sigcontext(struct sigcontext *sc, struct pt_regs *regs,
 	sc->sc_d1 = regs->d1;
 	sc->sc_a0 = regs->a0;
 	sc->sc_a1 = regs->a1;
+	sc->sc_a5 = ((struct switch_stack *)regs - 1)->a5;
 	sc->sc_sr = regs->sr;
 	sc->sc_pc = regs->pc;
 	sc->sc_formatvec = regs->format << 12 | regs->vector;
@@ -551,7 +553,7 @@ get_sigframe(struct k_sigaction *ka, struct pt_regs *regs, size_t frame_size)
 
 	/* This is the X/Open sanctioned signal stack switching.  */
 	if (ka->sa.sa_flags & SA_ONSTACK) {
-		if (!on_sig_stack(usp))
+		if (!sas_ss_flags(usp))
 			usp = current->sas_ss_sp + current->sas_ss_size;
 	}
 	return (void *)((usp - frame_size) & -8UL);
@@ -597,13 +599,16 @@ static void setup_frame (int sig, struct k_sigaction *ka,
 	/* Set up registers for signal handler */
 	wrusp ((unsigned long) frame);
 	regs->pc = (unsigned long) ka->sa.sa_handler;
+	((struct switch_stack *)regs - 1)->a5 = current->mm->start_data;
+	regs->format = 0x4; /*set format byte to make stack appear modulo 4 
+						which it will be when doing the rte */
 
 adjust_stack:
 	/* Prepare to skip over the extra stuff in the exception frame.  */
 	if (regs->stkadj) {
 		struct pt_regs *tregs =
 			(struct pt_regs *)((ulong)regs + regs->stkadj);
-#if DEBUG
+#if defined(DEBUG)
 		printk(KERN_DEBUG "Performing stackadjust=%04x\n", regs->stkadj);
 #endif
 		/* This must be copied with decreasing addresses to
@@ -664,13 +669,16 @@ static void setup_rt_frame (int sig, struct k_sigaction *ka, siginfo_t *info,
 	/* Set up registers for signal handler */
 	wrusp ((unsigned long) frame);
 	regs->pc = (unsigned long) ka->sa.sa_handler;
+	((struct switch_stack *)regs - 1)->a5 = current->mm->start_data;
+	regs->format = 0x4; /*set format byte to make stack appear modulo 4 
+						which it will be when doing the rte */
 
 adjust_stack:
 	/* Prepare to skip over the extra stuff in the exception frame.  */
 	if (regs->stkadj) {
 		struct pt_regs *tregs =
 			(struct pt_regs *)((ulong)regs + regs->stkadj);
-#if DEBUG
+#if defined(DEBUG)
 		printk(KERN_DEBUG "Performing stackadjust=%04x\n", regs->stkadj);
 #endif
 		/* This must be copied with decreasing addresses to