Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6

[mv-sheeva.git] / arch / s390 / mm / fault.c

diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c
index 44f0cda7e72e44bb9ae47e6fc42fd284ceb430ab..1c323bbfda91cdfce7ae38e8d921533afebedbaf 100644 (file)
--- a/arch/s390/mm/fault.c
+++ b/arch/s390/mm/fault.c
@@ -353,8 +353,9 @@ no_context:
 */
 out_of_memory:
        up_read(&mm->mmap_sem);
-       if (tsk->pid == 1) {
+       if (is_init(tsk)) {
                yield();
+               down_read(&mm->mmap_sem);
                goto survive;
        }
        printk("VM: killing process %s\n", tsk->comm);
@@ -423,20 +424,13 @@ int pfault_init(void)
 
        if (pfault_disable)
                return -1;
-        __asm__ __volatile__(
-                "    diag  %1,%0,0x258\n"
-               "0:  j     2f\n"
-               "1:  la    %0,8\n"
+       asm volatile(
+               "       diag    %1,%0,0x258\n"
+               "0:     j       2f\n"
+               "1:     la      %0,8\n"
                "2:\n"
-               ".section __ex_table,\"a\"\n"
-               "   .align 4\n"
-#ifndef CONFIG_64BIT
-               "   .long  0b,1b\n"
-#else /* CONFIG_64BIT */
-               "   .quad  0b,1b\n"
-#endif /* CONFIG_64BIT */
-               ".previous"
-                : "=d" (rc) : "a" (&refbk), "m" (refbk) : "cc" );
+               EX_TABLE(0b,1b)
+               : "=d" (rc) : "a" (&refbk), "m" (refbk) : "cc");
         __ctl_set_bit(0, 9);
         return rc;
 }
@@ -449,22 +443,15 @@ void pfault_fini(void)
        if (pfault_disable)
                return;
        __ctl_clear_bit(0,9);
-        __asm__ __volatile__(
-                "    diag  %0,0,0x258\n"
+       asm volatile(
+               "       diag    %0,0,0x258\n"
                "0:\n"
-               ".section __ex_table,\"a\"\n"
-               "   .align 4\n"
-#ifndef CONFIG_64BIT
-               "   .long  0b,0b\n"
-#else /* CONFIG_64BIT */
-               "   .quad  0b,0b\n"
-#endif /* CONFIG_64BIT */
-               ".previous"
-               : : "a" (&refbk), "m" (refbk) : "cc" );
+               EX_TABLE(0b,0b)
+               : : "a" (&refbk), "m" (refbk) : "cc");
 }
 
 asmlinkage void
-pfault_interrupt(struct pt_regs *regs, __u16 error_code)
+pfault_interrupt(__u16 error_code)
 {
        struct task_struct *tsk;
        __u16 subcode;