Merge master.kernel.org:/pub/scm/linux/kernel/git/aegl/linux-2.6

Documentation/kernel-parameters.txt

@@ -758,6 +758,9 @@ running once the system is up.
 	maxcpus=	[SMP] Maximum number of processors that	an SMP kernel
 			should make use of
 
+	max_addr=[KMG]	[KNL,BOOT,ia64] All physical memory greater than or
+			equal to this physical address is ignored.
+
 	max_luns=	[SCSI] Maximum number of LUNs to probe
 			Should be between 1 and 2^32-1.
 

arch/ia64/hp/sim/simeth.c

@@ -191,7 +191,7 @@ simeth_probe1(void)
 	unsigned char mac_addr[ETH_ALEN];
 	struct simeth_local *local;
 	struct net_device *dev;
-	int fd, i, err;
+	int fd, i, err, rc;
 
 	/*
 	 * XXX Fix me
@@ -228,7 +228,9 @@ simeth_probe1(void)
 		return err;
 	}
 
-	dev->irq = assign_irq_vector(AUTO_ASSIGN);
+	if ((rc = assign_irq_vector(AUTO_ASSIGN)) < 0)
+		panic("%s: out of interrupt vectors!\n", __FUNCTION__);
+	dev->irq = rc;
 
 	/*
 	 * attach the interrupt in the simulator, this does enable interrupts

arch/ia64/hp/sim/simserial.c

@@ -982,7 +982,7 @@ static struct tty_operations hp_ops = {
 static int __init
 simrs_init (void)
 {
-	int			i;
+	int			i, rc;
 	struct serial_state	*state;
 
 	if (!ia64_platform_is("hpsim"))
@@ -1017,7 +1017,10 @@ simrs_init (void)
 		if (state->type == PORT_UNKNOWN) continue;
 
 		if (!state->irq) {
-			state->irq = assign_irq_vector(AUTO_ASSIGN);
+			if ((rc = assign_irq_vector(AUTO_ASSIGN)) < 0)
+				panic("%s: out of interrupt vectors!\n",
+				      __FUNCTION__);
+			state->irq = rc;
 			ia64_ssc_connect_irq(KEYBOARD_INTR, state->irq);
 		}
 

arch/ia64/kernel/entry.S

@@ -1249,7 +1249,7 @@ ENTRY(sys_rt_sigreturn)
  	stf.spill [r17]=f11
 	adds out0=16,sp				// out0 = &sigscratch
 	br.call.sptk.many rp=ia64_rt_sigreturn
-.ret19:	.restore sp 0
+.ret19:	.restore sp,0
 	adds sp=16,sp
 	;;
 	ld8 r9=[sp]				// load new ar.unat

arch/ia64/kernel/iosapic.c

@@ -489,8 +489,6 @@ static int iosapic_find_sharable_vector (unsigned long trigger, unsigned long po
 			}
 		}
 	}
-	if (vector < 0)
-		panic("%s: out of interrupt vectors!\n", __FUNCTION__);
 
 	return vector;
 }
@@ -506,6 +504,8 @@ iosapic_reassign_vector (int vector)
 
 	if (!list_empty(&iosapic_intr_info[vector].rtes)) {
 		new_vector = assign_irq_vector(AUTO_ASSIGN);
+		if (new_vector < 0)
+			panic("%s: out of interrupt vectors!\n", __FUNCTION__);
 		printk(KERN_INFO "Reassigning vector %d to %d\n", vector, new_vector);
 		memcpy(&iosapic_intr_info[new_vector], &iosapic_intr_info[vector],
 		       sizeof(struct iosapic_intr_info));
@@ -734,9 +734,12 @@ iosapic_register_intr (unsigned int gsi,
 	spin_unlock_irqrestore(&iosapic_lock, flags);
 
 	/* If vector is running out, we try to find a sharable vector */
-	vector = assign_irq_vector_nopanic(AUTO_ASSIGN);
-	if (vector < 0)
+	vector = assign_irq_vector(AUTO_ASSIGN);
+	if (vector < 0) {
 		vector = iosapic_find_sharable_vector(trigger, polarity);
+		if (vector < 0)
+			panic("%s: out of interrupt vectors!\n", __FUNCTION__);
+	}
 
 	spin_lock_irqsave(&irq_descp(vector)->lock, flags);
 	spin_lock(&iosapic_lock);
@@ -884,6 +887,8 @@ iosapic_register_platform_intr (u32 int_type, unsigned int gsi,
 		break;
 	      case ACPI_INTERRUPT_INIT:
 		vector = assign_irq_vector(AUTO_ASSIGN);
+		if (vector < 0)
+			panic("%s: out of interrupt vectors!\n", __FUNCTION__);
 		delivery = IOSAPIC_INIT;
 		break;
 	      case ACPI_INTERRUPT_CPEI:

arch/ia64/kernel/irq_ia64.c

@@ -63,30 +63,19 @@ EXPORT_SYMBOL(isa_irq_to_vector_map);
 static unsigned long ia64_vector_mask[BITS_TO_LONGS(IA64_NUM_DEVICE_VECTORS)];
 
 int
-assign_irq_vector_nopanic (int irq)
+assign_irq_vector (int irq)
 {
 	int pos, vector;
  again:
 	pos = find_first_zero_bit(ia64_vector_mask, IA64_NUM_DEVICE_VECTORS);
 	vector = IA64_FIRST_DEVICE_VECTOR + pos;
 	if (vector > IA64_LAST_DEVICE_VECTOR)
-		return -1;
+		return -ENOSPC;
 	if (test_and_set_bit(pos, ia64_vector_mask))
 		goto again;
 	return vector;
 }
 
-int
-assign_irq_vector (int irq)
-{
-	int vector = assign_irq_vector_nopanic(irq);
-
-	if (vector < 0)
-		panic("assign_irq_vector: out of interrupt vectors!");
-
-	return vector;
-}
-
 void
 free_irq_vector (int vector)
 {

arch/ia64/kernel/perfmon.c

@@ -37,7 +37,6 @@
 #include <linux/vfs.h>
 #include <linux/pagemap.h>
 #include <linux/mount.h>
-#include <linux/version.h>
 #include <linux/bitops.h>
 
 #include <asm/errno.h>

arch/ia64/sn/kernel/tiocx.c

@@ -8,7 +8,6 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
-#include <linux/version.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/proc_fs.h>

arch/ia64/sn/kernel/xpc_main.c

@@ -53,6 +53,7 @@
 #include <linux/cache.h>
 #include <linux/interrupt.h>
 #include <linux/slab.h>
+#include <linux/delay.h>
 #include <asm/sn/intr.h>
 #include <asm/sn/sn_sal.h>
 #include <asm/uaccess.h>
@@ -308,8 +309,7 @@ xpc_make_first_contact(struct xpc_partition *part)
 			"partition %d\n", XPC_PARTID(part));
 
 		/* wait a 1/4 of a second or so */
-		set_current_state(TASK_INTERRUPTIBLE);
-		(void) schedule_timeout(0.25 * HZ);
+		msleep_interruptible(250);
 
 		if (part->act_state == XPC_P_DEACTIVATING) {
 			return part->reason;
@@ -841,9 +841,7 @@ xpc_do_exit(void)
 	down(&xpc_discovery_exited);
 
 
-	set_current_state(TASK_INTERRUPTIBLE);
-	schedule_timeout(0.3 * HZ);
-	set_current_state(TASK_RUNNING);
+	msleep_interruptible(300);
 
 
 	/* wait for all partitions to become inactive */
@@ -860,12 +858,8 @@ xpc_do_exit(void)
 			}
 		}
 
-		if (active_part_count) {
-			set_current_state(TASK_INTERRUPTIBLE);
-			schedule_timeout(0.3 * HZ);
-			set_current_state(TASK_RUNNING);
-		}
-
+		if (active_part_count)
+			msleep_interruptible(300);
 	} while (active_part_count > 0);
 
 

include/asm-ia64/hw_irq.h

@@ -81,7 +81,6 @@ extern __u8 isa_irq_to_vector_map[16];
 
 extern struct hw_interrupt_type irq_type_ia64_lsapic;	/* CPU-internal interrupt controller */
 
-extern int assign_irq_vector_nopanic (int irq); /* allocate a free vector without panic */
 extern int assign_irq_vector (int irq);	/* allocate a free vector */
 extern void free_irq_vector (int vector);
 extern void ia64_send_ipi (int cpu, int vector, int delivery_mode, int redirect);

include/asm-ia64/sn/xp.h

@@ -16,7 +16,6 @@
 #define _ASM_IA64_SN_XP_H
 
 
-#include <linux/version.h>
 #include <linux/cache.h>
 #include <linux/hardirq.h>
 #include <asm/sn/types.h>