[tip:x86/mm] x86: rename do_not_nx to disable_nx in mm/init_64.c

From: Pekka Enberg
Date: Fri Mar 06 2009 - 09:28:51 EST


Commit-ID: 5dd61dfabcaa5bfb67afb8a2d255bd1e156562e3
Gitweb: http://git.kernel.org/tip/5dd61dfabcaa5bfb67afb8a2d255bd1e156562e3
Author: "Pekka Enberg" <penberg@xxxxxxxxxxxxxx>
AuthorDate: Thu, 5 Mar 2009 17:04:57 +0200
Commit: Ingo Molnar <mingo@xxxxxxx>
CommitDate: Fri, 6 Mar 2009 15:25:52 +0100

x86: rename do_not_nx to disable_nx in mm/init_64.c

As a preparational step for unifying noexec handling on 32-bit and 64-bit,
rename the do_not_nx variable to disable_nx on 64-bit.

Signed-off-by: Pekka Enberg <penberg@xxxxxxxxxxxxxx>
LKML-Reference: <1236265497.31324.11.camel@penberg-laptop>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>


---
arch/x86/mm/init_64.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 8a853bc..54efa57 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -85,7 +85,7 @@ early_param("gbpages", parse_direct_gbpages_on);
pteval_t __supported_pte_mask __read_mostly = ~_PAGE_IOMAP;
EXPORT_SYMBOL_GPL(__supported_pte_mask);

-static int do_not_nx __cpuinitdata;
+static int disable_nx __cpuinitdata;

/*
* noexec=on|off
@@ -100,9 +100,9 @@ static int __init nonx_setup(char *str)
return -EINVAL;
if (!strncmp(str, "on", 2)) {
__supported_pte_mask |= _PAGE_NX;
- do_not_nx = 0;
+ disable_nx = 0;
} else if (!strncmp(str, "off", 3)) {
- do_not_nx = 1;
+ disable_nx = 1;
__supported_pte_mask &= ~_PAGE_NX;
}
return 0;
@@ -114,7 +114,7 @@ void __cpuinit check_efer(void)
unsigned long efer;

rdmsrl(MSR_EFER, efer);
- if (!(efer & EFER_NX) || do_not_nx)
+ if (!(efer & EFER_NX) || disable_nx)
__supported_pte_mask &= ~_PAGE_NX;
}

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