[tip:x86/mm] x86: Remove looking for setting of _PAGE_PAT_LARGE in pageattr.c

From: tip-bot for Juergen Gross
Date: Sun Nov 16 2014 - 05:57:18 EST


Commit-ID: 102e19e1955d85f31475416b1ee22980c6462cf8
Gitweb: http://git.kernel.org/tip/102e19e1955d85f31475416b1ee22980c6462cf8
Author: Juergen Gross <jgross@xxxxxxxx>
AuthorDate: Mon, 3 Nov 2014 14:01:56 +0100
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Sun, 16 Nov 2014 11:04:25 +0100

x86: Remove looking for setting of _PAGE_PAT_LARGE in pageattr.c

When modifying page attributes via change_page_attr_set_clr() don't
test for setting _PAGE_PAT_LARGE, as this is
- never done
- PAT support for large pages is not included in the kernel up to now

Signed-off-by: Juergen Gross <jgross@xxxxxxxx>
Cc: stefan.bader@xxxxxxxxxxxxx
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Cc: konrad.wilk@xxxxxxxxxx
Cc: ville.syrjala@xxxxxxxxxxxxxxx
Cc: david.vrabel@xxxxxxxxxx
Cc: jbeulich@xxxxxxxx
Cc: toshi.kani@xxxxxx
Cc: plagnioj@xxxxxxxxxxxx
Cc: tomi.valkeinen@xxxxxx
Cc: bhelgaas@xxxxxxxxxx
Link: http://lkml.kernel.org/r/1415019724-4317-11-git-send-email-jgross@xxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
---
arch/x86/mm/pageattr.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index ae242a7..87c0d36 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -1307,7 +1307,7 @@ static int __change_page_attr_set_clr(struct cpa_data *cpa, int checkalias)
static inline int cache_attr(pgprot_t attr)
{
return pgprot_val(attr) &
- (_PAGE_PAT | _PAGE_PAT_LARGE | _PAGE_PWT | _PAGE_PCD);
+ (_PAGE_PAT | _PAGE_PWT | _PAGE_PCD);
}

static int change_page_attr_set_clr(unsigned long *addr, int numpages,
--
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