Merge tag 'regmap-fix-v4.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git...

[firefly-linux-kernel-4.4.55.git] / include / linux / page-flags.h

diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index e1f5fcd79792c6b121106618f087efa7130692b5..5ed7bdaf22d54c273460877f0fb9303376b4622c 100644 (file)
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -121,8 +121,12 @@ enum pageflags {
        PG_fscache = PG_private_2,      /* page backed by cache */
 
        /* XEN */
+       /* Pinned in Xen as a read-only pagetable page. */
        PG_pinned = PG_owner_priv_1,
+       /* Pinned as part of domain save (see xen_mm_pin_all()). */
        PG_savepinned = PG_dirty,
+       /* Has a grant mapping of another (foreign) domain's page. */
+       PG_foreign = PG_owner_priv_1,
 
        /* SLOB */
        PG_slob_free = PG_private,
@@ -215,6 +219,7 @@ __PAGEFLAG(Slab, slab)
 PAGEFLAG(Checked, checked)             /* Used by some filesystems */
 PAGEFLAG(Pinned, pinned) TESTSCFLAG(Pinned, pinned)    /* Xen */
 PAGEFLAG(SavePinned, savepinned);                      /* Xen */
+PAGEFLAG(Foreign, foreign);                            /* Xen */
 PAGEFLAG(Reserved, reserved) __CLEARPAGEFLAG(Reserved, reserved)
 PAGEFLAG(SwapBacked, swapbacked) __CLEARPAGEFLAG(SwapBacked, swapbacked)
        __SETPAGEFLAG(SwapBacked, swapbacked)