xiaomi-sm8450/android_kernel_xiaomi_sm8450
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Reload superblock if METADATA_UPDATED is received

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Re-reads the devices by invalidating the cache.
Since we don't write to faulty devices, this is detected using
events recorded in the devices. If it is old as compared to the mddev
mark it is faulty.

Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
This commit is contained in:
Goldwyn Rodrigues
2014-06-07 01:53:00 -05:00
parent 293467aa1f
commit 1d7e3e9611
3 changed files with 24 additions and 0 deletions
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drivers/md/md.h
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@@ -665,6 +665,7 @@ extern struct bio *bio_alloc_mddev(gfp_t gfp_mask, int nr_iovecs,
struct mddev *mddev);
extern void md_unplug(struct blk_plug_cb *cb, bool from_schedule);
extern void md_reload_sb(struct mddev *mddev);
static inline int mddev_check_plugged(struct mddev *mddev)
{
return !!blk_check_plugged(md_unplug, mddev,