[tip:x86/platform] x86/platform/UV: Mark memblock related init code and data correctly

From: tip-bot for Dou Liyang
Date: Mon Jul 30 2018 - 13:58:07 EST


Commit-ID: 24cfd8ca1d28331b9dad3b88d1958c976b2cfab6
Gitweb: https://git.kernel.org/tip/24cfd8ca1d28331b9dad3b88d1958c976b2cfab6
Author: Dou Liyang <douly.fnst@xxxxxxxxxxxxxx>
AuthorDate: Mon, 30 Jul 2018 15:59:47 +0800
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Mon, 30 Jul 2018 19:53:58 +0200

x86/platform/UV: Mark memblock related init code and data correctly

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@xxxxxxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: hpa@xxxxxxxxx
Cc: Mike Travis <mike.travis@xxxxxxx>
Cc: Andrew Banman <andrew.banman@xxxxxxx>
Link: https://lkml.kernel.org/r/20180730075947.23023-1-douly.fnst@xxxxxxxxxxxxxx

---
arch/x86/kernel/apic/x2apic_uv_x.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c
index d492752f79e1..391f358ebb4c 100644
--- 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);