Commit 102e19e1 authored Nov 03, 2014 by Juergen Gross Committed by Thomas Gleixner Nov 16, 2014

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@suse.com>
Cc: stefan.bader@canonical.com
Cc: xen-devel@lists.xensource.com
Cc: konrad.wilk@oracle.com
Cc: ville.syrjala@linux.intel.com
Cc: david.vrabel@citrix.com
Cc: jbeulich@suse.com
Cc: toshi.kani@hp.com
Cc: plagnioj@jcrosoft.com
Cc: tomi.valkeinen@ti.com
Cc: bhelgaas@google.com
Link: http://lkml.kernel.org/r/1415019724-4317-11-git-send-email-jgross@suse.com


Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

parent 2a374698

arch/x86/mm/pageattr.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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,