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authorLinus Torvalds <torvalds@linux-foundation.org>2018-06-09 12:01:36 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-06-09 12:01:36 -0700
commitd60dafdca4b463405e5586df923f05b10e9ac2f9 (patch)
treeeb87cb614a64615eb0a1a0e32f62ad28e705e68c /drivers/md/raid5.h
parent1329c20433fb1298dd0bf94b59c1a11f27a1f2e2 (diff)
parent5a409b4f56d50b212334f338cb8465d65550cd85 (diff)
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/shli/md
Pull MD updates from Shaohua Li: "A few fixes of MD for this merge window. Mostly bug fixes: - raid5 stripe batch fix from Amy - Read error handling for raid1 FailFast device from Gioh - raid10 recovery NULL pointer dereference fix from Guoqing - Support write hint for raid5 stripe cache from Mariusz - Fixes for device hot add/remove from Neil and Yufen - Improve flush bio scalability from Xiao" * 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/shli/md: MD: fix lock contention for flush bios md/raid5: Assigning NULL to sh->batch_head before testing bit R5_Overlap of a stripe md/raid1: add error handling of read error from FailFast device md: fix NULL dereference of mddev->pers in remove_and_add_spares() raid5: copy write hint from origin bio to stripe md: fix two problems with setting the "re-add" device state. raid10: check bio in r10buf_pool_free to void NULL pointer dereference md: fix an error code format and remove unsed bio_sector
Diffstat (limited to 'drivers/md/raid5.h')
-rw-r--r--drivers/md/raid5.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/raid5.h b/drivers/md/raid5.h
index 72e75ba6abf0..8474c224127b 100644
--- a/drivers/md/raid5.h
+++ b/drivers/md/raid5.h
@@ -257,6 +257,7 @@ struct stripe_head {
sector_t sector; /* sector of this page */
unsigned long flags;
u32 log_checksum;
+ unsigned short write_hint;
} dev[1]; /* allocated with extra space depending of RAID geometry */
};