lkml.org 
[lkml]   [2018]   [May]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 1/3] arm64:add missing CONFIG_STRICT_KERNEL_RWX for mark_rodata_ro
Date
mark_rodata_ro is only called by the function mark_readonly when
CONFIG_STRICT_KERNEL_RWX=y,
if CONFIG_STRICT_KERNEL_RWX is not set
a compile warning may be triggered: unused function

Signed-off-by: nixiaoming <nixiaoming@huawei.com>
---
arch/arm64/mm/mmu.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index 2dbb2c9..849f326 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -491,6 +491,7 @@ static void __init map_mem(pgd_t *pgdp)
#endif
}

+#ifdef CONFIG_STRICT_KERNEL_RWX
void mark_rodata_ro(void)
{
unsigned long section_size;
@@ -505,6 +506,7 @@ void mark_rodata_ro(void)

debug_checkwx();
}
+#endif

static void __init map_kernel_segment(pgd_t *pgdp, void *va_start, void *va_end,
pgprot_t prot, struct vm_struct *vma,
--
2.10.1
\
 
 \ /
  Last update: 2018-05-29 16:00    [W:0.049 / U:6.284 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site