From e4c31004d3348202d4bc0bcdf662bf9d9d3e11cb Mon Sep 17 00:00:00 2001
From: Vasily Gorbik <gor@linux.ibm.com>
Date: Tue, 14 Feb 2023 09:39:24 +0100
Subject: [PATCH] s390/mm,pageattr: allow KASAN shadow memory
Allow changing page table attributes for KASAN shadow memory ranges.
Acked-by: Heiko Carstens <hca@linux.ibm.com>
Reviewed-by: Alexander Gordeev <agordeev@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
---
arch/s390/mm/pageattr.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/arch/s390/mm/pageattr.c b/arch/s390/mm/pageattr.c
index 85195c18b2e82..7838e9c70000b 100644
--- a/arch/s390/mm/pageattr.c
+++ b/arch/s390/mm/pageattr.c
@@ -300,8 +300,6 @@ static int change_page_attr(unsigned long addr, unsigned long end,
if (addr == end)
return 0;
- if (end >= MODULES_END)
- return -EINVAL;
mutex_lock(&cpa_mutex);
pgdp = pgd_offset_k(addr);
do {
--
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