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authorLinus Torvalds <torvalds@linux-foundation.org>2015-02-12 22:05:49 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-12 22:05:49 +0300
commit5d8e7fb6916556e9b476de33404e8c9e2c9aee61 (patch)
tree2f2e1c0f0df579a221e3bc99e5ccf5ddacfcc27a /fs/nilfs2
parent87c9172f71e3f729729aad27fa6592bb795137fd (diff)
parent53a6ab4d3f6d6dc87ec8f14998b4b5536ee2968c (diff)
downloadlinux-5d8e7fb6916556e9b476de33404e8c9e2c9aee61.tar.xz
Merge tag 'md/3.20' of git://neil.brown.name/md
Pull md updates from Neil Brown: - assorted locking changes so that access to /proc/mdstat and much of /sys/block/mdXX/md/* is protected by a spinlock rather than a mutex and will never block indefinitely. - Make an 'if' condition in RAID5 - which has been implicated in recent bugs - more readable. - misc minor fixes * tag 'md/3.20' of git://neil.brown.name/md: (28 commits) md/raid10: fix conversion from RAID0 to RAID10 md: wakeup thread upon rdev_dec_pending() md: make reconfig_mutex optional for writes to md sysfs files. md: move mddev_lock and related to md.h md: use mddev->lock to protect updates to resync_{min,max}. md: minor cleanup in safe_delay_store. md: move GET_BITMAP_FILE ioctl out from mddev_lock. md: tidy up set_bitmap_file md: remove unnecessary 'buf' from get_bitmap_file. md: remove mddev_lock from rdev_attr_show() md: remove mddev_lock() from md_attr_show() md/raid5: use ->lock to protect accessing raid5 sysfs attributes. md: remove need for mddev_lock() in md_seq_show() md/bitmap: protect clearing of ->bitmap by mddev->lock md: protect ->pers changes with mddev->lock md: level_store: group all important changes into one place. md: rename ->stop to ->free md: split detach operation out from ->stop. md/linear: remove rcu protections in favour of suspend/resume md: make merge_bvec_fn more robust in face of personality changes. ...
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