X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=arch%2Fsparc%2Fmm%2Ffault.c;h=50747fe443568219995122592797e6e9f0be00c1;hb=5e16e3f0e24dadb79b96b6134cd3303f0d42f0c5;hp=9eeed3347df3297f4790ff8a7f39b73fa4a38f6e;hpb=e130bedb7ce718a8eb6b56a3806b96281f618111;p=linux-2.6-omap-h63xx.git

diff --git a/arch/sparc/mm/fault.c b/arch/sparc/mm/fault.c
index 9eeed3347df..50747fe4435 100644
--- a/arch/sparc/mm/fault.c
+++ b/arch/sparc/mm/fault.c
@@ -18,9 +18,9 @@
 #include <linux/signal.h>
 #include <linux/mm.h>
 #include <linux/smp.h>
-#include <linux/smp_lock.h>
 #include <linux/interrupt.h>
 #include <linux/module.h>
+#include <linux/kdebug.h>
 
 #include <asm/system.h>
 #include <asm/page.h>
@@ -30,7 +30,6 @@
 #include <asm/oplib.h>
 #include <asm/smp.h>
 #include <asm/traps.h>
-#include <asm/kdebug.h>
 #include <asm/uaccess.h>
 
 extern int prom_node_root;
@@ -227,6 +226,7 @@ asmlinkage void do_sparc_fault(struct pt_regs *regs, int text_fault, int write,
 	unsigned long g2;
 	siginfo_t info;
 	int from_user = !(regs->psr & PSR_PS);
+	int fault;
 
 	if(text_fault)
 		address = regs->pc;
@@ -290,19 +290,18 @@ good_area:
 	 * make sure we exit gracefully rather than endlessly redo
 	 * the fault.
 	 */
-	switch (handle_mm_fault(mm, vma, address, write)) {
-	case VM_FAULT_SIGBUS:
-		goto do_sigbus;
-	case VM_FAULT_OOM:
-		goto out_of_memory;
-	case VM_FAULT_MAJOR:
+	fault = handle_mm_fault(mm, vma, address, write);
+	if (unlikely(fault & VM_FAULT_ERROR)) {
+		if (fault & VM_FAULT_OOM)
+			goto out_of_memory;
+		else if (fault & VM_FAULT_SIGBUS)
+			goto do_sigbus;
+		BUG();
+	}
+	if (fault & VM_FAULT_MAJOR)
 		current->maj_flt++;
-		break;
-	case VM_FAULT_MINOR:
-	default:
+	else
 		current->min_flt++;
-		break;
-	}
 	up_read(&mm->mmap_sem);
 	return;