Commit bac9c66c authored by Akinobu Mita's avatar Akinobu Mita Committed by Martin Schwidefsky
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[S390] init task memory faults.



Lock for mmap_sem is missing on page fault retry for init task
when it fails due to out of memory.
Signed-off-by: default avatarAkinobu Mita <mita@miraclelinux.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent a77c64c1
......@@ -355,6 +355,7 @@ out_of_memory:
up_read(&mm->mmap_sem);
if (tsk->pid == 1) {
yield();
down_read(&mm->mmap_sem);
goto survive;
}
printk("VM: killing process %s\n", tsk->comm);
......
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