The patch titled
mm: add SECTION_ALIGN_UP() and SECTION_ALIGN_DOWN() macro
has been removed from the -mm tree. Its filename was
mm-add-section_align_up-and-section_align_down-macro.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
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Subject: mm: add SECTION_ALIGN_UP() and SECTION_ALIGN_DOWN() macro
From: Daniel Kiper <dkiper@xxxxxxxxxxxx>
Add SECTION_ALIGN_UP() and SECTION_ALIGN_DOWN() macro which aligns given
pfn to upper section and lower section boundary accordingly.
Required for the latest memory hotplug support for the Xen balloon driver.
Signed-off-by: Daniel Kiper <dkiper@xxxxxxxxxxxx>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
David Rientjes <rientjes@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/mmzone.h | 3 +++
1 file changed, 3 insertions(+)
diff -puN include/linux/mmzone.h~mm-add-section_align_up-and-section_align_down-macro include/linux/mmzone.h
--- a/include/linux/mmzone.h~mm-add-section_align_up-and-section_align_down-macro
+++ a/include/linux/mmzone.h
@@ -956,6 +956,9 @@ static inline unsigned long early_pfn_to
#define pfn_to_section_nr(pfn) ((pfn) >> PFN_SECTION_SHIFT)
#define section_nr_to_pfn(sec) ((sec) << PFN_SECTION_SHIFT)
+#define SECTION_ALIGN_UP(pfn) (((pfn) + PAGES_PER_SECTION - 1) & PAGE_SECTION_MASK)
+#define SECTION_ALIGN_DOWN(pfn) ((pfn) & PAGE_SECTION_MASK)
+
struct page;
struct page_cgroup;
struct mem_section {
_
Patches currently in -mm which might be from dkiper@xxxxxxxxxxxx are
origin.patch
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