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

* master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6:
  [SCSI] esp: Fix build.
  [SPARC]: Fix SA_STATIC_ALLOC value.
  [SPARC64]: Explicitly print return PC when the kernel fault PC is bogus.
Linus Torvalds 19 лет назад
Родитель
Сommit
dab5025ca2
3 измененных файлов с 8 добавлено и 9 удалено
  1. 3 0
      arch/sparc64/mm/fault.c
  2. 4 8
      drivers/scsi/esp.c
  3. 1 1
      include/asm-sparc/signal.h

+ 3 - 0
arch/sparc64/mm/fault.c

@@ -19,6 +19,7 @@
 #include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/kprobes.h>
+#include <linux/kallsyms.h>
 
 #include <asm/page.h>
 #include <asm/pgtable.h>
@@ -132,6 +133,8 @@ static void bad_kernel_pc(struct pt_regs *regs, unsigned long vaddr)
 
 	printk(KERN_CRIT "OOPS: Bogus kernel PC [%016lx] in fault handler\n",
 	       regs->tpc);
+	printk(KERN_CRIT "OOPS: RPC [%016lx]\n", regs->u_regs[15]);
+	print_symbol("RPC: <%s>\n", regs->u_regs[15]);
 	printk(KERN_CRIT "OOPS: Fault was to vaddr[%lx]\n", vaddr);
 	__asm__("mov %%sp, %0" : "=r" (ksp));
 	show_stack(current, ksp);

+ 4 - 8
drivers/scsi/esp.c

@@ -2754,18 +2754,15 @@ static int esp_do_data_finale(struct esp *esp)
  */
 static int esp_should_clear_sync(struct scsi_cmnd *sp)
 {
-	u8 cmd1 = sp->cmnd[0];
-	u8 cmd2 = sp->data_cmnd[0];
+	u8 cmd = sp->cmnd[0];
 
 	/* These cases are for spinning up a disk and
 	 * waiting for that spinup to complete.
 	 */
-	if (cmd1 == START_STOP ||
-	    cmd2 == START_STOP)
+	if (cmd == START_STOP)
 		return 0;
 
-	if (cmd1 == TEST_UNIT_READY ||
-	    cmd2 == TEST_UNIT_READY)
+	if (cmd == TEST_UNIT_READY)
 		return 0;
 
 	/* One more special case for SCSI tape drives,
@@ -2773,8 +2770,7 @@ static int esp_should_clear_sync(struct scsi_cmnd *sp)
 	 * completion of a rewind or tape load operation.
 	 */
 	if (sp->device->type == TYPE_TAPE) {
-		if (cmd1 == MODE_SENSE ||
-		    cmd2 == MODE_SENSE)
+		if (cmd == MODE_SENSE)
 			return 0;
 	}
 

+ 1 - 1
include/asm-sparc/signal.h

@@ -168,7 +168,7 @@ struct sigstack {
  * statically allocated data.. which is NOT GOOD.
  *
  */
-#define SA_STATIC_ALLOC		0x80
+#define SA_STATIC_ALLOC		0x8000
 #endif
 
 #include <asm-generic/signal.h>