Commit-ID:  73c8c861dc5bddf1b24c6aeffee2292c96cf8db2
Gitweb:     http://git.kernel.org/tip/73c8c861dc5bddf1b24c6aeffee2292c96cf8db2
Author:     Luis R. Rodriguez <mcg...@suse.com>
AuthorDate: Wed, 4 Mar 2015 17:24:14 -0800
Committer:  Ingo Molnar <mi...@kernel.org>
CommitDate: Thu, 5 Mar 2015 08:02:12 +0100

x86/mm: Use early_param_on_off() for direct_gbpages

The enabler / disabler is pretty simple, just use the
provided wrappers, this lets us easily relate the variable
to the associated Kconfig entry.

Signed-off-by: Luis R. Rodriguez <mcg...@suse.com>
Cc: Andrew Morton <a...@linux-foundation.org>
Cc: Andy Lutomirski <l...@amacapital.net>
Cc: Borislav Petkov <b...@alien8.de>
Cc: Borislav Petkov <b...@suse.de>
Cc: Dave Hansen <dave.han...@linux.intel.com>
Cc: David Vrabel <david.vra...@citrix.com>
Cc: Dexuan Cui <de...@microsoft.com>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
Cc: H. Peter Anvin <h...@zytor.com>
Cc: jbeul...@suse.com
Cc: Jan Beulich <jbeul...@suse.com>
Cc: Joonsoo Kim <iamjoonsoo....@lge.com>
Cc: Juergen Gross <jgr...@suse.com>
Cc: Linus Torvalds <torva...@linux-foundation.org>
Cc: Pavel Machek <pa...@ucw.cz>
Cc: Thomas Gleixner <t...@linutronix.de>
Cc: Tony Lindgren <t...@atomide.com>
Cc: Toshi Kani <toshi.k...@hp.com>
Cc: Vlastimil Babka <vba...@suse.cz>
Cc: Xishi Qiu <qiuxi...@huawei.com>
Cc: julia.law...@lip6.fr
Link: 
http://lkml.kernel.org/r/1425518654-3403-5-git-send-email-mcg...@do-not-panic.com
Signed-off-by: Ingo Molnar <mi...@kernel.org>
---
 arch/x86/mm/init.c    |  3 ++-
 arch/x86/mm/init_64.c | 14 --------------
 2 files changed, 2 insertions(+), 15 deletions(-)

diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c
index 2ce2c8e..c35ba8b 100644
--- a/arch/x86/mm/init.c
+++ b/arch/x86/mm/init.c
@@ -133,7 +133,8 @@ int after_bootmem;
 
 static int page_size_mask;
 
-int direct_gbpages = IS_ENABLED(CONFIG_DIRECT_GBPAGES);
+early_param_on_off("gbpages", "nogbpages",
+                  direct_gbpages, CONFIG_DIRECT_GBPAGES);
 
 static void __init init_gbpages(void)
 {
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 30eb05a..3fba623 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -130,20 +130,6 @@ int kernel_ident_mapping_init(struct x86_mapping_info 
*info, pgd_t *pgd_page,
        return 0;
 }
 
-static int __init parse_direct_gbpages_off(char *arg)
-{
-       direct_gbpages = 0;
-       return 0;
-}
-early_param("nogbpages", parse_direct_gbpages_off);
-
-static int __init parse_direct_gbpages_on(char *arg)
-{
-       direct_gbpages = 1;
-       return 0;
-}
-early_param("gbpages", parse_direct_gbpages_on);
-
 /*
  * NOTE: pagetable_init alloc all the fixmap pagetables contiguous on the
  * physical space so we can cache the place of the first one and move
--
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