---

yaml --- r: 27116 b: refs/heads/master c: 1617406 h: refs/heads/master v: v3
git-mirror · Jun 1, 2006 · ea80ed8 · ea80ed8
1 parent 47406a2
commit ea80ed8
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diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: fec468b0c9e0a75b89514408e3b35b1576b57071
+refs/heads/master: 1617406a763870a84ffe6bba3659f30f96ac4a61
diff --git a/trunk/Documentation/serial/driver b/trunk/Documentation/serial/driver
@@ -214,13 +214,12 @@ hardware.
 	The interaction of the iflag bits is as follows (parity error
 	given as an example):
 	Parity error	INPCK	IGNPAR
-	n/a		0	n/a	character received, marked as
+	None		n/a	n/a	character received
+	Yes		n/a	0	character discarded
+	Yes		0	1	character received, marked as
 					TTY_NORMAL
-	None		1	n/a	character received, marked as
-					TTY_NORMAL
-	Yes		1	0	character received, marked as
+	Yes		1	1	character received, marked as
 					TTY_PARITY
-	Yes		1	1	character discarded
 
 	Other flags may be used (eg, xon/xoff characters) if your
 	hardware supports hardware "soft" flow control.

diff --git a/trunk/MAINTAINERS b/trunk/MAINTAINERS
@@ -568,18 +568,6 @@ L:	linuxppc-dev@ozlabs.org
 W:	http://www.penguinppc.org/ppc64/
 S:	Supported
 
-BROADCOM BNX2 GIGABIT ETHERNET DRIVER
-P:	Michael Chan
-M:	mchan@broadcom.com
-L:	netdev@vger.kernel.org
-S:	Supported
-
-BROADCOM TG3 GIGABIT ETHERNET DRIVER
-P:	Michael Chan
-M:	mchan@broadcom.com
-L:	netdev@vger.kernel.org
-S:	Supported
-
 BTTV VIDEO4LINUX DRIVER
 P:	Mauro Carvalho Chehab
 M:	mchehab@infradead.org

diff --git a/trunk/arch/alpha/kernel/alpha_ksyms.c b/trunk/arch/alpha/kernel/alpha_ksyms.c
@@ -182,6 +182,7 @@ EXPORT_SYMBOL(smp_num_cpus);
 EXPORT_SYMBOL(smp_call_function);
 EXPORT_SYMBOL(smp_call_function_on_cpu);
 EXPORT_SYMBOL(_atomic_dec_and_lock);
+EXPORT_SYMBOL(cpu_present_mask);
 #endif /* CONFIG_SMP */
 
 /*

diff --git a/trunk/arch/alpha/kernel/process.c b/trunk/arch/alpha/kernel/process.c
@@ -94,7 +94,7 @@ common_shutdown_1(void *generic_ptr)
 	if (cpuid != boot_cpuid) {
 		flags |= 0x00040000UL; /* "remain halted" */
 		*pflags = flags;
-		cpu_clear(cpuid, cpu_present_map);
+		clear_bit(cpuid, &cpu_present_mask);
 		halt();
 	}
 #endif
@@ -120,8 +120,8 @@ common_shutdown_1(void *generic_ptr)
 
 #ifdef CONFIG_SMP
 	/* Wait for the secondaries to halt. */
-	cpu_clear(boot_cpuid, cpu_present_map);
-	while (cpus_weight(cpu_present_map))
+	cpu_clear(boot_cpuid, cpu_possible_map);
+	while (cpus_weight(cpu_possible_map))
 		barrier();
 #endif
 

diff --git a/trunk/arch/alpha/kernel/smp.c b/trunk/arch/alpha/kernel/smp.c
@@ -68,6 +68,7 @@ enum ipi_message_type {
 static int smp_secondary_alive __initdata = 0;
 
 /* Which cpus ids came online.  */
+cpumask_t cpu_present_mask;
 cpumask_t cpu_online_map;
 
 EXPORT_SYMBOL(cpu_online_map);
@@ -438,7 +439,7 @@ setup_smp(void)
 			if ((cpu->flags & 0x1cc) == 0x1cc) {
 				smp_num_probed++;
 				/* Assume here that "whami" == index */
-				cpu_set(i, cpu_present_map);
+				cpu_set(i, cpu_present_mask);
 				cpu->pal_revision = boot_cpu_palrev;
 			}
 
@@ -449,10 +450,11 @@ setup_smp(void)
 		}
 	} else {
 		smp_num_probed = 1;
+		cpu_set(boot_cpuid, cpu_present_mask);
 	}
 
-	printk(KERN_INFO "SMP: %d CPUs probed -- cpu_present_map = %lx\n",
-	       smp_num_probed, cpu_present_map.bits[0]);
+	printk(KERN_INFO "SMP: %d CPUs probed -- cpu_present_mask = %lx\n",
+	       smp_num_probed, cpu_possible_map.bits[0]);
 }
 
 /*
@@ -471,7 +473,7 @@ smp_prepare_cpus(unsigned int max_cpus)
 
 	/* Nothing to do on a UP box, or when told not to.  */
 	if (smp_num_probed == 1 || max_cpus == 0) {
-		cpu_present_map = cpumask_of_cpu(boot_cpuid);
+		cpu_present_mask = cpumask_of_cpu(boot_cpuid);
 		printk(KERN_INFO "SMP mode deactivated.\n");
 		return;
 	}
@@ -484,6 +486,10 @@ smp_prepare_cpus(unsigned int max_cpus)
 void __devinit
 smp_prepare_boot_cpu(void)
 {
+	/*
+	 * Mark the boot cpu (current cpu) as online
+	 */ 
+	cpu_set(smp_processor_id(), cpu_online_map);
 }
 
 int __devinit

diff --git a/trunk/arch/alpha/kernel/sys_titan.c b/trunk/arch/alpha/kernel/sys_titan.c
@@ -66,7 +66,7 @@ titan_update_irq_hw(unsigned long mask)
 	register int bcpu = boot_cpuid;
 
 #ifdef CONFIG_SMP
-	cpumask_t cpm = cpu_present_map;
+	cpumask_t cpm = cpu_present_mask;
 	volatile unsigned long *dim0, *dim1, *dim2, *dim3;
 	unsigned long mask0, mask1, mask2, mask3, dummy;
 

diff --git a/trunk/arch/arm/mach-ixp23xx/core.c b/trunk/arch/arm/mach-ixp23xx/core.c
@@ -178,12 +178,8 @@ static int ixp23xx_irq_set_type(unsigned int irq, unsigned int type)
 
 static void ixp23xx_irq_mask(unsigned int irq)
 {
-	volatile unsigned long *intr_reg;
+	volatile unsigned long *intr_reg = IXP23XX_INTR_EN1 + (irq / 32);
 
-	if (irq >= 56)
-		irq += 8;
-
-	intr_reg = IXP23XX_INTR_EN1 + (irq / 32);
 	*intr_reg &= ~(1 << (irq % 32));
 }
 
@@ -203,25 +199,17 @@ static void ixp23xx_irq_ack(unsigned int irq)
  */
 static void ixp23xx_irq_level_unmask(unsigned int irq)
 {
-	volatile unsigned long *intr_reg;
+	volatile unsigned long *intr_reg = IXP23XX_INTR_EN1 + (irq / 32);
 
 	ixp23xx_irq_ack(irq);
 
-	if (irq >= 56)
-		irq += 8;
-
-	intr_reg = IXP23XX_INTR_EN1 + (irq / 32);
 	*intr_reg |= (1 << (irq % 32));
 }
 
 static void ixp23xx_irq_edge_unmask(unsigned int irq)
 {
-	volatile unsigned long *intr_reg;
-
-	if (irq >= 56)
-		irq += 8;
+	volatile unsigned long *intr_reg = IXP23XX_INTR_EN1 + (irq / 32);
 
-	intr_reg = IXP23XX_INTR_EN1 + (irq / 32);
 	*intr_reg |= (1 << (irq % 32));
 }
 

diff --git a/trunk/arch/powerpc/platforms/powermac/pfunc_core.c b/trunk/arch/powerpc/platforms/powermac/pfunc_core.c
@@ -11,7 +11,6 @@
 #include <linux/kernel.h>
 #include <linux/spinlock.h>
 #include <linux/module.h>
-#include <linux/mutex.h>
 
 #include <asm/semaphore.h>
 #include <asm/prom.h>
@@ -547,7 +546,6 @@ struct pmf_device {
 
 static LIST_HEAD(pmf_devices);
 static spinlock_t pmf_lock = SPIN_LOCK_UNLOCKED;
-static DEFINE_MUTEX(pmf_irq_mutex);
 
 static void pmf_release_device(struct kref *kref)
 {
@@ -866,17 +864,15 @@ int pmf_register_irq_client(struct device_node *target,
 
 	spin_lock_irqsave(&pmf_lock, flags);
 	func = __pmf_find_function(target, name, PMF_FLAGS_INT_GEN);
-	if (func)
-		func = pmf_get_function(func);
-	spin_unlock_irqrestore(&pmf_lock, flags);
-	if (func == NULL)
+	if (func == NULL) {
+		spin_unlock_irqrestore(&pmf_lock, flags);
 		return -ENODEV;
-	mutex_lock(&pmf_irq_mutex);
+	}
 	if (list_empty(&func->irq_clients))
 		func->dev->handlers->irq_enable(func);
 	list_add(&client->link, &func->irq_clients);
 	client->func = func;
-	mutex_unlock(&pmf_irq_mutex);
+	spin_unlock_irqrestore(&pmf_lock, flags);
 
 	return 0;
 }
@@ -885,16 +881,16 @@ EXPORT_SYMBOL_GPL(pmf_register_irq_client);
 void pmf_unregister_irq_client(struct pmf_irq_client *client)
 {
 	struct pmf_function *func = client->func;
+	unsigned long flags;
 
 	BUG_ON(func == NULL);
 
-	mutex_lock(&pmf_irq_mutex);
+	spin_lock_irqsave(&pmf_lock, flags);
 	client->func = NULL;
 	list_del(&client->link);
 	if (list_empty(&func->irq_clients))
 		func->dev->handlers->irq_disable(func);
-	mutex_unlock(&pmf_irq_mutex);
-	pmf_put_function(func);
+	spin_unlock_irqrestore(&pmf_lock, flags);
 }
 EXPORT_SYMBOL_GPL(pmf_unregister_irq_client);
 

diff --git a/trunk/arch/sparc64/kernel/head.S b/trunk/arch/sparc64/kernel/head.S
@@ -10,7 +10,6 @@
 #include <linux/config.h>
 #include <linux/version.h>
 #include <linux/errno.h>
-#include <linux/threads.h>
 #include <asm/thread_info.h>
 #include <asm/asi.h>
 #include <asm/pstate.h>
@@ -494,35 +493,6 @@ tlb_fixup_done:
 	call	prom_init
 	 mov	%l7, %o0			! OpenPROM cif handler
 
-	/* Initialize current_thread_info()->cpu as early as possible.
-	 * In order to do that accurately we have to patch up the get_cpuid()
-	 * assembler sequences.  And that, in turn, requires that we know
-	 * if we are on a Starfire box or not.  While we're here, patch up
-	 * the sun4v sequences as well.
-	 */
-	call	check_if_starfire
-	 nop
-	call	per_cpu_patch
-	 nop
-	call	sun4v_patch
-	 nop
-
-#ifdef CONFIG_SMP
-	call	hard_smp_processor_id
-	 nop
-	cmp	%o0, NR_CPUS
-	blu,pt	%xcc, 1f
-	 nop
-	call	boot_cpu_id_too_large
-	 nop
-	/* Not reached... */
-
-1:
-#else
-	mov	0, %o0
-#endif
-	stb	%o0, [%g6 + TI_CPU]
-
 	/* Off we go.... */
 	call	start_kernel
 	 nop

diff --git a/trunk/arch/sparc64/kernel/setup.c b/trunk/arch/sparc64/kernel/setup.c
@@ -220,7 +220,7 @@ char reboot_command[COMMAND_LINE_SIZE];
 
 static struct pt_regs fake_swapper_regs = { { 0, }, 0, 0, 0, 0 };
 
-void __init per_cpu_patch(void)
+static void __init per_cpu_patch(void)
 {
 	struct cpuid_patch_entry *p;
 	unsigned long ver;
@@ -280,7 +280,7 @@ void __init per_cpu_patch(void)
 	}
 }
 
-void __init sun4v_patch(void)
+static void __init sun4v_patch(void)
 {
 	struct sun4v_1insn_patch_entry *p1;
 	struct sun4v_2insn_patch_entry *p2;
@@ -315,15 +315,6 @@ void __init sun4v_patch(void)
 	}
 }
 
-#ifdef CONFIG_SMP
-void __init boot_cpu_id_too_large(int cpu)
-{
-	prom_printf("Serious problem, boot cpu id (%d) >= NR_CPUS (%d)\n",
-		    cpu, NR_CPUS);
-	prom_halt();
-}
-#endif
-
 void __init setup_arch(char **cmdline_p)
 {
 	/* Initialize PROM console and command line. */
@@ -341,6 +332,16 @@ void __init setup_arch(char **cmdline_p)
 	conswitchp = &prom_con;
 #endif
 
+	/* Work out if we are starfire early on */
+	check_if_starfire();
+
+	/* Now we know enough to patch the get_cpuid sequences
+	 * used by trap code.
+	 */
+	per_cpu_patch();
+
+	sun4v_patch();
+
 	boot_flags_init(*cmdline_p);
 
 	idprom_init();

diff --git a/trunk/arch/sparc64/kernel/smp.c b/trunk/arch/sparc64/kernel/smp.c
@@ -1264,6 +1264,7 @@ void __init smp_tick_init(void)
 	boot_cpu_id = hard_smp_processor_id();
 	current_tick_offset = timer_tick_offset;
 
+	cpu_set(boot_cpu_id, cpu_online_map);
 	prof_counter(boot_cpu_id) = prof_multiplier(boot_cpu_id) = 1;
 }
 
@@ -1344,6 +1345,18 @@ void __init smp_setup_cpu_possible_map(void)
 
 void __devinit smp_prepare_boot_cpu(void)
 {
+	int cpu = hard_smp_processor_id();
+
+	if (cpu >= NR_CPUS) {
+		prom_printf("Serious problem, boot cpu id >= NR_CPUS\n");
+		prom_halt();
+	}
+
+	current_thread_info()->cpu = cpu;
+	__local_per_cpu_offset = __per_cpu_offset(cpu);
+
+	cpu_set(smp_processor_id(), cpu_online_map);
+	cpu_set(smp_processor_id(), phys_cpu_present_map);
 }
 
 int __devinit __cpu_up(unsigned int cpu)
@@ -1420,7 +1433,4 @@ void __init setup_per_cpu_areas(void)
 
 	for (i = 0; i < NR_CPUS; i++, ptr += size)
 		memcpy(ptr, __per_cpu_start, __per_cpu_end - __per_cpu_start);
-
-	/* Setup %g5 for the boot cpu.  */
-	__local_per_cpu_offset = __per_cpu_offset(smp_processor_id());
 }
diff --git a/trunk/arch/sparc64/lib/checksum.S b/trunk/arch/sparc64/lib/checksum.S
@@ -165,9 +165,8 @@ csum_partial_end_cruft:
 	sll		%g1, 8, %g1
 	or		%o5, %g1, %o4
 
-1:	addcc		%o2, %o4, %o2
-	addc		%g0, %o2, %o2
+1:	add		%o2, %o4, %o2
 
 csum_partial_finish:
 	retl
-	 srl		%o2, 0, %o0
+	 mov		%o2, %o0
diff --git a/trunk/arch/sparc64/lib/csum_copy.S b/trunk/arch/sparc64/lib/csum_copy.S
@@ -221,12 +221,11 @@ FUNC_NAME:		/* %o0=src, %o1=dst, %o2=len, %o3=sum */
 	sll		%g1, 8, %g1
 	or		%o5, %g1, %o4
 
-1:	addcc		%o3, %o4, %o3
-	addc		%g0, %o3, %o3
+1:	add		%o3, %o4, %o3
 
 70:
 	retl
-	 srl		%o3, 0, %o0
+	 mov		%o3, %o0
 
 95:	mov		0, GLOBAL_SPARE
 	brlez,pn	%o2, 4f

diff --git a/trunk/arch/um/Makefile-i386 b/trunk/arch/um/Makefile-i386
@@ -33,9 +33,5 @@ include $(srctree)/arch/i386/Makefile.cpu
 # prevent gcc from keeping the stack 16 byte aligned. Taken from i386.
 cflags-y += $(call cc-option,-mpreferred-stack-boundary=2)
 
-# Prevent sprintf in nfsd from being converted to strcpy and resulting in
-# an unresolved reference.
-cflags-y += -ffreestanding
-
 CFLAGS += $(cflags-y)
 USER_CFLAGS += $(cflags-y)