Merge nuts.ninka.net:/home/davem/src/BK/sparcwork-2.5

into nuts.ninka.net:/home/davem/src/BK/sparc-2.5

arch/sparc/mm/srmmu.c

@@ -316,6 +316,14 @@ static unsigned long __srmmu_get_nocache(int size, int align)
 	unsigned long va_tmp, phys_tmp;
 	int lowest_failed = 0;
 
+	if (size < SRMMU_NOCACHE_BITMAP_SHIFT) {
+		printk("Size 0x%x too small for nocache request\n", size);
+		size = SRMMU_NOCACHE_BITMAP_SHIFT;
+	}
+	if (size & (SRMMU_NOCACHE_BITMAP_SHIFT-1)) {
+		printk("Size 0x%x unaligned int nocache request\n", size);
+		size += SRMMU_NOCACHE_BITMAP_SHIFT-1;
+	}
 	size = size >> SRMMU_NOCACHE_BITMAP_SHIFT;
 
 	spin_lock(&srmmu_nocache_spinlock);
@@ -376,8 +384,32 @@ unsigned inline long srmmu_get_nocache(int size, int align)
 
 void srmmu_free_nocache(unsigned long vaddr, int size)
 {
-	int offset = (vaddr - SRMMU_NOCACHE_VADDR) >> SRMMU_NOCACHE_BITMAP_SHIFT;
+	int offset;
+
+	if (vaddr < SRMMU_NOCACHE_VADDR) {
+		printk("Vaddr %x is smaller than nocache base 0x%x\n",
+		    vaddr, SRMMU_NOCACHE_VADDR);
+		BUG();
+	}
+	if (vaddr >= SRMMU_NOCACHE_END) {
+		printk("Vaddr %x is bigger than nocache end 0x%x\n",
+		    vaddr, SRMMU_NOCACHE_END);
+		BUG();
+	}
+	if (size & (size-1)) {
+		printk("Size 0x%x is not a power of 2\n", size);
+		BUG();
+	}
+	if (size < SRMMU_NOCACHE_BITMAP_SHIFT) {
+		printk("Size 0x%x is too small\n", size);
+		BUG();
+	}
+	if (vaddr & (size-1)) {
+		printk("Vaddr 0x%x is not aligned to size 0x%x\n", vaddr, size);
+		BUG();
+	}
 
+	offset = (vaddr - SRMMU_NOCACHE_VADDR) >> SRMMU_NOCACHE_BITMAP_SHIFT;
 	size = size >> SRMMU_NOCACHE_BITMAP_SHIFT;
 
 	spin_lock(&srmmu_nocache_spinlock);
@@ -501,9 +533,13 @@ static void srmmu_free_pte_fast(pte_t *pte)
 
 static void srmmu_pte_free(struct page *pte)
 {
-	unsigned long p = (unsigned long)page_address(pte);
+	unsigned long p;
+
+	p = (unsigned long)page_address(pte);	/* Cached address (for test) */
 	if (p == 0)
 		BUG();
+	p = ((pte - mem_map) << PAGE_SHIFT);	/* Physical address */
+	p = (unsigned long) __nocache_va(p);	/* Nocached virtual */
 	srmmu_free_nocache(p, SRMMU_PTE_SZ_SOFT);
 }
 

arch/sparc64/kernel/setup.c

@@ -151,7 +151,7 @@ int prom_callback(long *args)
 			pmd_t *pmdp;
 			pte_t *ptep;
 
-			for_each_task(p) {
+			for_each_process(p) {
 				mm = p->mm;
 				if (CTX_HWBITS(mm->context) == ctx)
 					break;

arch/sparc64/kernel/sparc64_ksyms.c

@@ -363,7 +363,6 @@ EXPORT_SYMBOL_NOVERS(VISenter);
 EXPORT_SYMBOL(sun_do_break);
 EXPORT_SYMBOL(serial_console);
 EXPORT_SYMBOL(stop_a_enabled);
-EXPORT_SYMBOL(kbd_pt_regs);
 
 #ifdef CONFIG_DEBUG_BUGVERBOSE
 EXPORT_SYMBOL(do_BUG);

drivers/sbus/char/bbc_envctrl.c

@@ -612,7 +612,7 @@ void bbc_envctrl_cleanup(void)
 			int found = 0;
 
 			read_lock(&tasklist_lock);
-			for_each_task(p) {
+			for_each_process(p) {
 				if (p == kenvctrld_task) {
 					found = 1;
 					break;

drivers/sbus/char/envctrl.c

@@ -1141,7 +1141,7 @@ static void __exit envctrl_cleanup(void)
 			int found = 0;
 
 			read_lock(&tasklist_lock);
-			for_each_task(p) {
+			for_each_process(p) {
 				if (p == kenvctrld_task) {
 					found = 1;
 					break;