4.17-stable review patch. If anyone has any objections, please let me know.
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From: Dou Liyang douly.fnst@cn.fujitsu.com
commit 24cfd8ca1d28331b9dad3b88d1958c976b2cfab6 upstream.
parse_mem_block_size() and mem_block_size are only used during init. Mark them accordingly.
Fixes: d7609f4210cb ("x86/platform/UV: Add kernel parameter to set memory block size") Signed-off-by: Dou Liyang douly.fnst@cn.fujitsu.com Signed-off-by: Thomas Gleixner tglx@linutronix.de Cc: hpa@zytor.com Cc: Mike Travis mike.travis@hpe.com Cc: Andrew Banman andrew.banman@hpe.com Link: https://lkml.kernel.org/r/20180730075947.23023-1-douly.fnst@cn.fujitsu.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- arch/x86/kernel/apic/x2apic_uv_x.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/arch/x86/kernel/apic/x2apic_uv_x.c +++ b/arch/x86/kernel/apic/x2apic_uv_x.c @@ -394,10 +394,10 @@ extern int uv_hub_info_version(void) EXPORT_SYMBOL(uv_hub_info_version);
/* Default UV memory block size is 2GB */ -static unsigned long mem_block_size = (2UL << 30); +static unsigned long mem_block_size __initdata = (2UL << 30);
/* Kernel parameter to specify UV mem block size */ -static int parse_mem_block_size(char *ptr) +static int __init parse_mem_block_size(char *ptr) { unsigned long size = memparse(ptr, NULL);