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authorLinus Torvalds <torvalds@linux-foundation.org>2017-09-07 12:41:48 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-09-07 12:41:48 -0700
commit3645e6d0dc80be4376f87acc9ee527768387c909 (patch)
tree78cc68cb09c9d24a6bcfaf842a3bca671ed53ee0 /include/uapi
parent15d8ffc96464f6571ecf22043c45fad659f11bdd (diff)
parente8a27f836f165c26f867ece7f31eb5c811692319 (diff)
downloadlinux-3645e6d0dc80be4376f87acc9ee527768387c909.tar.gz
Merge tag 'md/4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shli/md
Pull MD updates from Shaohua Li:
 "This update mainly fixes bugs:

   - Make raid5 ppl support several ppl from Pawel

   - Several raid5-cache bug fixes from Song

   - Bitmap fixes from Neil and Me

   - One raid1/10 regression fix since 4.12 from Me

   - Other small fixes and cleanup"

* tag 'md/4.14-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shli/md:
  md/bitmap: disable bitmap_resize for file-backed bitmaps.
  raid5-ppl: Recovery support for multiple partial parity logs
  md: Runtime support for multiple ppls
  md/raid0: attach correct cgroup info in bio
  lib/raid6: align AVX512 constants to 512 bits, not bytes
  raid5: remove raid5_build_block
  md/r5cache: call mddev_lock/unlock() in r5c_journal_mode_show
  md: replace seq_release_private with seq_release
  md: notify about new spare disk in the container
  md/raid1/10: reset bio allocated from mempool
  md/raid5: release/flush io in raid5_do_work()
  md/bitmap: copy correct data for bitmap super
Diffstat (limited to 'include/uapi')
-rw-r--r--include/uapi/linux/raid/md_p.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/uapi/linux/raid/md_p.h b/include/uapi/linux/raid/md_p.h
index d500bd224979..b9197976b660 100644
--- a/include/uapi/linux/raid/md_p.h
+++ b/include/uapi/linux/raid/md_p.h
@@ -324,9 +324,10 @@ struct mdp_superblock_1 {
 #define	MD_FEATURE_RECOVERY_BITMAP	128 /* recovery that is happening
 					     * is guided by bitmap.
 					     */
-#define MD_FEATURE_CLUSTERED		256 /* clustered MD */
+#define	MD_FEATURE_CLUSTERED		256 /* clustered MD */
 #define	MD_FEATURE_JOURNAL		512 /* support write cache */
 #define	MD_FEATURE_PPL			1024 /* support PPL */
+#define	MD_FEATURE_MULTIPLE_PPLS	2048 /* support for multiple PPLs */
 #define	MD_FEATURE_ALL			(MD_FEATURE_BITMAP_OFFSET	\
 					|MD_FEATURE_RECOVERY_OFFSET	\
 					|MD_FEATURE_RESHAPE_ACTIVE	\
@@ -338,6 +339,7 @@ struct mdp_superblock_1 {
 					|MD_FEATURE_CLUSTERED		\
 					|MD_FEATURE_JOURNAL		\
 					|MD_FEATURE_PPL			\
+					|MD_FEATURE_MULTIPLE_PPLS	\
 					)
 
 struct r5l_payload_header {