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authorLuis R. Rodriguez <mcgrof@suse.com>2015-03-04 17:24:14 -0800
committerIngo Molnar <mingo@kernel.org>2015-03-05 08:02:12 +0100
commit73c8c861dc5bddf1b24c6aeffee2292c96cf8db2 (patch)
tree02b025a9eb2d32d59c739657c79853b6fbe6c7eb
parentbfb33bad83f650f265ed65cbfe8352b7c3ce8c76 (diff)
downloadop-kernel-dev-73c8c861dc5bddf1b24c6aeffee2292c96cf8db2.zip
op-kernel-dev-73c8c861dc5bddf1b24c6aeffee2292c96cf8db2.tar.gz
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 <mcgrof@suse.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Borislav Petkov <bp@alien8.de> Cc: Borislav Petkov <bp@suse.de> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: David Vrabel <david.vrabel@citrix.com> Cc: Dexuan Cui <decui@microsoft.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: H. Peter Anvin <hpa@zytor.com> Cc: JBeulich@suse.com Cc: Jan Beulich <JBeulich@suse.com> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Cc: Juergen Gross <jgross@suse.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Pavel Machek <pavel@ucw.cz> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Tony Lindgren <tony@atomide.com> Cc: Toshi Kani <toshi.kani@hp.com> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: Xishi Qiu <qiuxishi@huawei.com> Cc: julia.lawall@lip6.fr Link: http://lkml.kernel.org/r/1425518654-3403-5-git-send-email-mcgrof@do-not-panic.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
-rw-r--r--arch/x86/mm/init.c3
-rw-r--r--arch/x86/mm/init_64.c14
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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