PG_pinned and PG_savepinned are about page table's pages which are never
compound.
I'm not so sure about PG_foreign, but it seems we shouldn't see compound
pages there too.
Let's use NO_COMPOUND for all of them.
Signed-off-by: Kirill A. Shutemov <kirill.shute...@linux.intel.com>
---
include/linux/page-flags.h | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index d41c63b566b8..19373c98d08a 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -282,9 +282,12 @@ PAGEFLAG(Active, active, HEAD) __CLEARPAGEFLAG(Active,
active, HEAD)
__PAGEFLAG(Slab, slab, NO_TAIL)
__PAGEFLAG(SlobFree, slob_free, NO_TAIL)
PAGEFLAG(Checked, checked, NO_COMPOUND) /* Used by some filesystems */
-PAGEFLAG(Pinned, pinned, ANY) TESTSCFLAG(Pinned, pinned, ANY) /* Xen */
-PAGEFLAG(SavePinned, savepinned, ANY); /* Xen */
-PAGEFLAG(Foreign, foreign, ANY); /* Xen */
+
+/* Xen */
+PAGEFLAG(Pinned, pinned, NO_COMPOUND) TESTSCFLAG(Pinned, pinned, NO_COMPOUND)
+PAGEFLAG(SavePinned, savepinned, NO_COMPOUND)
+PAGEFLAG(Foreign, foreign, NO_COMPOUND)
+
PAGEFLAG(Reserved, reserved, ANY) __CLEARPAGEFLAG(Reserved, reserved, ANY)
PAGEFLAG(SwapBacked, swapbacked, ANY)
__CLEARPAGEFLAG(SwapBacked, swapbacked, ANY)
--
2.1.4
--
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