Merge bk://kernel.bkbits.net/davem/sparc-2.5

into home.osdl.org:/home/torvalds/v2.5/linux

arch/sparc64/kernel/head.S

@@ -66,7 +66,7 @@ sparc_ramdisk_image:
 sparc_ramdisk_size:
         .word   0
         .xword  reboot_command
-	.xword	bootstr_len
+	.xword	bootstr_info
 	.word	_end
 
 	/* We must be careful, 32-bit OpenBOOT will get confused if it
@@ -740,8 +740,9 @@ swapper_pg_dir:
 
 	.data
 	.align	8
-	.globl	prom_tba
+	.globl	prom_tba, tlb_type
 prom_tba:	.xword	0
+tlb_type:	.word	0	/* Must NOT end up in BSS */
 	.section	".fixup",#alloc,#execinstr
 	.globl	__ret_efault
 __ret_efault:

arch/sparc64/kernel/pci.c

@@ -804,13 +804,11 @@ int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
 
 /* Return the domain nuber for this pci bus */
 
-int pci_domain_nr(struct pci_bus *bus)
+int pci_domain_nr(struct pci_bus *pbus)
 {
-	struct pcidev_cookie *cookie = bus->sysdata;
+	struct pci_pbm_info *pbm = pbus->sysdata;
 	int ret;
 
-	if (cookie != NULL) {
-		struct pci_pbm_info *pbm = cookie->pbm;
 	if (pbm == NULL || pbm->parent == NULL) {
 		ret = -ENXIO;
 	} else {
@@ -821,9 +819,6 @@ int pci_domain_nr(struct pci_bus *bus)
 			ret = ((ret << 1) +
 			       ((pbm == &pbm->parent->pbm_B) ? 1 : 0));
 	}
-	} else {
-		ret = -ENXIO;
-	}
 
 	return ret;
 }

arch/sparc64/mm/init.c

@@ -48,8 +48,6 @@ unsigned long *sparc64_valid_addr_bitmap;
 unsigned long phys_base;
 unsigned long pfn_base;
 
-enum ultra_tlb_layout tlb_type = spitfire;
-
 /* get_new_mmu_context() uses "cache + 1".  */
 spinlock_t ctx_alloc_lock = SPIN_LOCK_UNLOCKED;
 unsigned long tlb_context_cache = CTX_FIRST_VERSION - 1;

arch/sparc64/prom/bootstr.c

@@ -15,16 +15,22 @@
  */
 
 #define BARG_LEN  256
-int bootstr_len = BARG_LEN;
-static int bootstr_valid = 0;
-static char bootstr_buf[BARG_LEN] = { 0 };
+struct {
+	int bootstr_len;
+	int bootstr_valid;
+	char bootstr_buf[BARG_LEN];
+} bootstr_info = {
+	.bootstr_len = BARG_LEN,
+};
 
 char * __init
 prom_getbootargs(void)
 {
 	/* This check saves us from a panic when bootfd patches args. */
-	if (bootstr_valid) return bootstr_buf;
-	prom_getstring(prom_chosen_node, "bootargs", bootstr_buf, BARG_LEN);
-	bootstr_valid = 1;
-	return bootstr_buf;
+	if (bootstr_info.bootstr_valid)
+		return bootstr_info.bootstr_buf;
+	prom_getstring(prom_chosen_node, "bootargs",
+		       bootstr_info.bootstr_buf, BARG_LEN);
+	bootstr_info.bootstr_valid = 1;
+	return bootstr_info.bootstr_buf;
 }

drivers/input/keyboard/sunkbd.c

@@ -80,8 +80,8 @@ struct sunkbd {
 	char name[64];
 	char phys[32];
 	char type;
-	char reset;
-	char layout;
+	volatile char reset;
+	volatile char layout;
 };
 
 /*

drivers/serial/sunsu.c

@@ -102,6 +102,7 @@ struct uart_sunsu_port {
 	int			l1_down;
 #ifdef CONFIG_SERIO
 	struct serio		serio;
+	int			serio_open;
 #endif
 };
 
@@ -1021,12 +1022,13 @@ static int sunsu_serio_write(struct serio *serio, unsigned char ch)
 
 static int sunsu_serio_open(struct serio *serio)
 {
+	struct uart_sunsu_port *up = serio->driver;
 	unsigned long flags;
 	int ret;
 
 	spin_lock_irqsave(&sunsu_serio_lock, flags);
-	if (serio->private == NULL) {
-		serio->private = (void *) -1L;
+	if (!up->serio_open) {
+		up->serio_open = 1;
 		ret = 0;
 	} else
 		ret = -EBUSY;
@@ -1037,10 +1039,11 @@ static int sunsu_serio_open(struct serio *serio)
 
 static void sunsu_serio_close(struct serio *serio)
 {
+	struct uart_sunsu_port *up = serio->driver;
 	unsigned long flags;
 
 	spin_lock_irqsave(&sunsu_serio_lock, flags);
-	serio->private = NULL;
+	up->serio_open = 0;
 	spin_unlock_irqrestore(&sunsu_serio_lock, flags);
 }
 

drivers/serial/sunzilog.c

@@ -112,6 +112,7 @@ struct uart_sunzilog_port {
 
 #ifdef CONFIG_SERIO
 	struct serio			serio;
+	int				serio_open;
 #endif
 };
 
@@ -1311,12 +1312,13 @@ static int sunzilog_serio_write(struct serio *serio, unsigned char ch)
 
 static int sunzilog_serio_open(struct serio *serio)
 {
+	struct uart_sunzilog_port *up = serio->driver;
 	unsigned long flags;
 	int ret;
 
 	spin_lock_irqsave(&sunzilog_serio_lock, flags);
-	if (serio->private == NULL) {
-		serio->private = (void *) -1L;
+	if (!up->serio_open) {
+		up->serio_open = 1;
 		ret = 0;
 	} else
 		ret = -EBUSY;
@@ -1327,10 +1329,11 @@ static int sunzilog_serio_open(struct serio *serio)
 
 static void sunzilog_serio_close(struct serio *serio)
 {
+	struct uart_sunzilog_port *up = serio->driver;
 	unsigned long flags;
 
 	spin_lock_irqsave(&sunzilog_serio_lock, flags);
-	serio->private = NULL;
+	up->serio_open = 0;
 	spin_unlock_irqrestore(&sunzilog_serio_lock, flags);
 }