On Sat, Feb 03, 2018 at 01:48:19PM +0800, 540263207@qq.com wrote:

From: qize wang 540263207@qq.com

The set_real_mode_mem function always print a raw kernel pointer to the kernel log at every boot. So just remove raw pointer from printk message.

Reported-by: qize wang wang_qize@venustech.com.cn Cc: stable stable@vger.kernel.org Signed-off-by: qize wang 540263207@qq.com

---

arch/x86/realmode/init.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/realmode/init.c b/arch/x86/realmode/init.c index d101058..d76a138 100644 --- a/arch/x86/realmode/init.c +++ b/arch/x86/realmode/init.c @@ -20,8 +20,8 @@ void __init set_real_mode_mem(phys_addr_t mem, size_t size) void *base = __va(mem); real_mode_header = (struct real_mode_header *) base;

• printk(KERN_DEBUG "Base memory trampoline at [%p] %llx size %zu\n",

•       base, (unsigned long long)mem, size);
  

• printk(KERN_DEBUG "Base memory trampoline at %llx size %zu\n",

•       (unsigned long long)mem, size);
  

} void __init reserve_real_mode(void) --

No need, it gets hashed already:

[ 0.000000] Base memory trampoline at [ (ptrval)] 99000 size 24576