From: Heiko Carstens <[email protected]>
[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 <[email protected]>
Signed-off-by: Martin Schwidefsky <[email protected]>
---
arch/s390/lib/uaccess_pt.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff -urpN linux-2.6/arch/s390/lib/uaccess_pt.c linux-2.6-patched/arch/s390/lib/uaccess_pt.c
--- linux-2.6/arch/s390/lib/uaccess_pt.c 2006-12-08 15:52:19.000000000 +0100
+++ linux-2.6-patched/arch/s390/lib/uaccess_pt.c 2006-12-08 15:52:40.000000000 +0100
@@ -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);
-
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