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-rw-r--r--kernel/sys.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/sys.c b/kernel/sys.c
index cf8ba545c..89d5be418 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -2246,7 +2246,8 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,
case PR_SET_THP_DISABLE:
if (arg3 || arg4 || arg5)
return -EINVAL;
- down_write(&me->mm->mmap_sem);
+ if (down_write_killable(&me->mm->mmap_sem))
+ return -EINTR;
if (arg2)
me->mm->def_flags |= VM_NOHUGEPAGE;
else