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[S390] uaccess_pt: add missing down_read() and convert to is_init(). 

Doesn't seem to be a good idea to duplicate code :)

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
This commit is contained in:
Heiko Carstens 2006-12-08 15:53:49 +01:00 committed by Martin Schwidefsky
parent bff19b1d0b
commit 22155914b6
1 changed files with 3 additions and 2 deletions
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5
arch/s390/lib/uaccess_pt.c
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@ -8,8 +8,8 @@
*/
#include <linux/errno.h>
#include <asm/uaccess.h>
#include <linux/mm.h>
#include <asm/uaccess.h>
#include <asm/futex.h>
static inline int __handle_fault(struct mm_struct *mm, unsigned long address,
@ -60,8 +60,9 @@ out:
out_of_memory:
up_read(&mm->mmap_sem);
if (current->pid == 1) {
if (is_init(current)) {
yield();
down_read(&mm->mmap_sem);
goto survive;
}
printk("VM: killing process %s\n", current->comm);