9 files changed, 33 insertions, 11 deletions

diff --git a/arch/powerpc/boot/dts/mpc8349emitx.dts b/arch/powerpc/boot/dts/mpc8349emitx.dts
index 502f47c..44c065a 100644
--- a/arch/powerpc/boot/dts/mpc8349emitx.dts
+++ b/arch/powerpc/boot/dts/mpc8349emitx.dts
@@ -99,6 +99,7 @@
 			#size-cells = <0>;
 			interrupt-parent = < &ipic >;
 			interrupts = <26 8>;
+			dr_mode = "peripheral";
 			phy_type = "ulpi";
 		};
 
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index e477c9d..8a1b001 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -605,6 +605,13 @@ void start_thread(struct pt_regs *regs, unsigned long start, unsigned long sp)
 	regs->ccr = 0;
 	regs->gpr[1] = sp;
 
+	/*
+	 * We have just cleared all the nonvolatile GPRs, so make
+	 * FULL_REGS(regs) return true.  This is necessary to allow
+	 * ptrace to examine the thread immediately after exec.
+	 */
+	regs->trap &= ~1UL;
+
 #ifdef CONFIG_PPC32
 	regs->mq = 0;
 	regs->nip = start;
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 727a669..c627cf8 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -239,7 +239,7 @@ static void snapshot_tb_and_purr(void *data)
 	struct cpu_purr_data *p = &__get_cpu_var(cpu_purr_data);
 
 	local_irq_save(flags);
-	p->tb = mftb();
+	p->tb = get_tb_or_rtc();
 	p->purr = mfspr(SPRN_PURR);
 	wmb();
 	p->initialized = 1;
@@ -317,7 +317,7 @@ static void snapshot_purr(void)
  */
 void snapshot_timebase(void)
 {
-	__get_cpu_var(last_jiffy) = get_tb();
+	__get_cpu_var(last_jiffy) = get_tb_or_rtc();
 	snapshot_purr();
 }
 
@@ -684,6 +684,8 @@ void timer_interrupt(struct pt_regs * regs)
 
 		write_seqlock(&xtime_lock);
 		tb_next_jiffy = tb_last_jiffy + tb_ticks_per_jiffy;
+		if (__USE_RTC() && tb_next_jiffy >= 1000000000)
+			tb_next_jiffy -= 1000000000;
 		if (per_cpu(last_jiffy, cpu) >= tb_next_jiffy) {
 			tb_last_jiffy = tb_next_jiffy;
 			do_timer(1);
@@ -977,7 +979,7 @@ void __init time_init(void)
 	tb_to_ns_scale = scale;
 	tb_to_ns_shift = shift;
 	/* Save the current timebase to pretty up CONFIG_PRINTK_TIME */
-	boot_tb = get_tb();
+	boot_tb = get_tb_or_rtc();
 
 	tm = get_boot_time();
 
diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c
index cef01e4..213fa31 100644
--- a/arch/powerpc/kernel/vdso.c
+++ b/arch/powerpc/kernel/vdso.c
@@ -98,6 +98,18 @@ static struct vdso_patch_def vdso_patches[] = {
 		CPU_FTR_USE_TB, 0,
 		"__kernel_gettimeofday", NULL
 	},
+	{
+		CPU_FTR_USE_TB, 0,
+		"__kernel_clock_gettime", NULL
+	},
+	{
+		CPU_FTR_USE_TB, 0,
+		"__kernel_clock_getres", NULL
+	},
+	{
+		CPU_FTR_USE_TB, 0,
+		"__kernel_get_tbfreq", NULL
+	},
 };
 
 /*
diff --git a/arch/powerpc/platforms/83xx/usb.c b/arch/powerpc/platforms/83xx/usb.c
index e7fdf01..eafe760 100644
--- a/arch/powerpc/platforms/83xx/usb.c
+++ b/arch/powerpc/platforms/83xx/usb.c
@@ -76,14 +76,14 @@ int mpc834x_usb_cfg(void)
 			if (port0_is_dr)
 				printk(KERN_WARNING
 					"834x USB port0 can't be used by both DR and MPH!\n");
-			sicrl |= MPC834X_SICRL_USB0;
+			sicrl &= ~MPC834X_SICRL_USB0;
 		}
 		prop = of_get_property(np, "port1", NULL);
 		if (prop) {
 			if (port1_is_dr)
 				printk(KERN_WARNING
 					"834x USB port1 can't be used by both DR and MPH!\n");
-			sicrl |= MPC834X_SICRL_USB1;
+			sicrl &= ~MPC834X_SICRL_USB1;
 		}
 		of_node_put(np);
 	}
diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c
index 4100ddc..7de4e91 100644
--- a/arch/powerpc/platforms/cell/spufs/file.c
+++ b/arch/powerpc/platforms/cell/spufs/file.c
@@ -2177,8 +2177,8 @@ struct tree_descr spufs_dir_contents[] = {
 	{ "mbox_stat", &spufs_mbox_stat_fops, 0444, },
 	{ "ibox_stat", &spufs_ibox_stat_fops, 0444, },
 	{ "wbox_stat", &spufs_wbox_stat_fops, 0444, },
-	{ "signal1", &spufs_signal1_nosched_fops, 0222, },
-	{ "signal2", &spufs_signal2_nosched_fops, 0222, },
+	{ "signal1", &spufs_signal1_fops, 0666, },
+	{ "signal2", &spufs_signal2_fops, 0666, },
 	{ "signal1_type", &spufs_signal1_type, 0666, },
 	{ "signal2_type", &spufs_signal2_type, 0666, },
 	{ "cntl", &spufs_cntl_fops,  0666, },
diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c
index c784edd..5bebe7f 100644
--- a/arch/powerpc/platforms/cell/spufs/sched.c
+++ b/arch/powerpc/platforms/cell/spufs/sched.c
@@ -579,7 +579,7 @@ static struct spu *find_victim(struct spu_context *ctx)
 		list_for_each_entry(spu, &cbe_spu_info[node].spus, cbe_list) {
 			struct spu_context *tmp = spu->ctx;
 
-			if (tmp->prio > ctx->prio &&
+			if (tmp && tmp->prio > ctx->prio &&
 			    (!victim || tmp->prio > victim->prio))
 				victim = spu->ctx;
 		}
@@ -611,9 +611,9 @@ static struct spu *find_victim(struct spu_context *ctx)
 
 			mutex_lock(&cbe_spu_info[node].list_mutex);
 			cbe_spu_info[node].nr_active--;
+			spu_unbind_context(spu, victim);
 			mutex_unlock(&cbe_spu_info[node].list_mutex);
 
-			spu_unbind_context(spu, victim);
 			victim->stats.invol_ctx_switch++;
 			spu->stats.invol_ctx_switch++;
 			mutex_unlock(&victim->state_mutex);
diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index 5bd90a7..f0b5ff1 100644
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -419,7 +419,7 @@ static void xics_set_affinity(unsigned int virq, cpumask_t cpumask)
 	 * For the moment only implement delivery to all cpus or one cpu.
 	 * Get current irq_server for the given irq
 	 */
-	irq_server = get_irq_server(irq, 1);
+	irq_server = get_irq_server(virq, 1);
 	if (irq_server == -1) {
 		char cpulist[128];
 		cpumask_scnprintf(cpulist, sizeof(cpulist), cpumask);
diff --git a/arch/powerpc/sysdev/commproc.c b/arch/powerpc/sysdev/commproc.c
index 4f67b89..dd5417a 100644
--- a/arch/powerpc/sysdev/commproc.c
+++ b/arch/powerpc/sysdev/commproc.c
@@ -395,4 +395,4 @@ uint cpm_dpram_phys(u8* addr)
 {
 	return (dpram_pbase + (uint)(addr - dpram_vbase));
 }
-EXPORT_SYMBOL(cpm_dpram_addr);
+EXPORT_SYMBOL(cpm_dpram_phys);