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authorTejun Heo <tj@kernel.org>2009-08-14 15:00:53 +0900
committerTejun Heo <tj@kernel.org>2009-08-14 15:00:53 +0900
commite933a73f48e3b2d40cfa56d81e2646f194b5a66a (patch)
treee828fbdac9ff888a3e8e3d750e14f132abd7ffa0 /arch/x86/mm
parent4518e6a0c038b98be4c480e6f4481e8676bd15dd (diff)
percpu: kill lpage first chunk allocator
With x86 converted to embedding allocator, lpage doesn't have any user left. Kill it along with cpa handling code. Signed-off-by: Tejun Heo <tj@kernel.org> Cc: Jan Beulich <JBeulich@novell.com>
Diffstat (limited to 'arch/x86/mm')
-rw-r--r--arch/x86/mm/pageattr.c20
1 files changed, 1 insertions, 19 deletions
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index dce282f6570..f53cfc7f963 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -687,7 +687,7 @@ static int cpa_process_alias(struct cpa_data *cpa)
{
struct cpa_data alias_cpa;
unsigned long laddr = (unsigned long)__va(cpa->pfn << PAGE_SHIFT);
- unsigned long vaddr, remapped;
+ unsigned long vaddr;
int ret;
if (cpa->pfn >= max_pfn_mapped)
@@ -745,24 +745,6 @@ static int cpa_process_alias(struct cpa_data *cpa)
}
#endif
- /*
- * If the PMD page was partially used for per-cpu remapping,
- * the recycled area needs to be split and modified. Because
- * the area is always proper subset of a PMD page
- * cpa->numpages is guaranteed to be 1 for these areas, so
- * there's no need to loop over and check for further remaps.
- */
- remapped = (unsigned long)pcpu_lpage_remapped((void *)laddr);
- if (remapped) {
- WARN_ON(cpa->numpages > 1);
- alias_cpa = *cpa;
- alias_cpa.vaddr = &remapped;
- alias_cpa.flags &= ~(CPA_PAGES_ARRAY | CPA_ARRAY);
- ret = __change_page_attr_set_clr(&alias_cpa, 0);
- if (ret)
- return ret;
- }
-
return 0;
}