Merge tag 'v3.7-rc1' into staging/for_v3.8

Linux 3.7-rc1

* tag 'v3.7-rc1': (9579 commits)
  Linux 3.7-rc1
  x86, boot: Explicitly include autoconf.h for hostprogs
  perf: Fix UAPI fallout
  ARM: config: make sure that platforms are ordered by option string
  ARM: config: sort select statements alphanumerically
  UAPI: (Scripted) Disintegrate include/linux/byteorder
  UAPI: (Scripted) Disintegrate include/linux
  UAPI: Unexport linux/blk_types.h
  UAPI: Unexport part of linux/ppp-comp.h
  perf: Handle new rbtree implementation
  procfs: don't need a PATH_MAX allocation to hold a string representation of an int
  vfs: embed struct filename inside of names_cache allocation if possible
  audit: make audit_inode take struct filename
  vfs: make path_openat take a struct filename pointer
  vfs: turn do_path_lookup into wrapper around struct filename variant
  audit: allow audit code to satisfy getname requests from its names_list
  vfs: define struct filename and have getname() return it
  btrfs: Fix compilation with user namespace support enabled
  userns: Fix posix_acl_file_xattr_userns gid conversion
  userns: Properly print bluetooth socket uids
  ...

1 files changed, 17 insertions, 2 deletions

diff --git a/include/linux/pageblock-flags.h b/include/linux/pageblock-flags.h
index 19ef95d293a..be655e4a2a7 100644
--- a/include/linux/pageblock-flags.h
+++ b/include/linux/pageblock-flags.h
@@ -30,6 +30,9 @@ enum pageblock_bits {
 	PB_migrate,
 	PB_migrate_end = PB_migrate + 3 - 1,
 			/* 3 bits required for migrate types */
+#ifdef CONFIG_COMPACTION
+	PB_migrate_skip,/* If set the block is skipped by compaction */
+#endif /* CONFIG_COMPACTION */
 	NR_PAGEBLOCK_BITS
 };
 
@@ -65,10 +68,22 @@ unsigned long get_pageblock_flags_group(struct page *page,
 void set_pageblock_flags_group(struct page *page, unsigned long flags,
 					int start_bitidx, int end_bitidx);
 
+#ifdef CONFIG_COMPACTION
+#define get_pageblock_skip(page) \
+			get_pageblock_flags_group(page, PB_migrate_skip,     \
+							PB_migrate_skip)
+#define clear_pageblock_skip(page) \
+			set_pageblock_flags_group(page, 0, PB_migrate_skip,  \
+							PB_migrate_skip)
+#define set_pageblock_skip(page) \
+			set_pageblock_flags_group(page, 1, PB_migrate_skip,  \
+							PB_migrate_skip)
+#endif /* CONFIG_COMPACTION */
+
 #define get_pageblock_flags(page) \
-			get_pageblock_flags_group(page, 0, NR_PAGEBLOCK_BITS-1)
+			get_pageblock_flags_group(page, 0, PB_migrate_end)
 #define set_pageblock_flags(page, flags) \
 			set_pageblock_flags_group(page, flags,	\
-						  0, NR_PAGEBLOCK_BITS-1)
+						  0, PB_migrate_end)
 
 #endif	/* PAGEBLOCK_FLAGS_H */