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lightnvm: pblk: ensure that erase is chunk aligned 

The sector bits in the erase command may be uninitialized are
uninitialized, causing the erase LBA to be unaligned to the chunk size.

This is unexpected situation, since erase shall always be chunk
aligned based on OCSSD the 2.0 specification.

Signed-off-by: Igor Konopko <igor.j.konopko@intel.com>
Reviewed-by: Javier González <javier@javigon.com>
Reviewed-by: Hans Holmberg <hans.holmberg@cnexlabs.com>
Signed-off-by: Matias Bjørling <mb@lightnvm.io>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Igor Konopko 2019-05-04 20:37:52 +02:00 committed by Jens Axboe
parent 4ca8852419
commit 75c89bef6a
1 changed files with 1 additions and 0 deletions
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1
drivers/lightnvm/pblk-map.c
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@ -162,6 +162,7 @@ int pblk_map_erase_rq(struct pblk *pblk, struct nvm_rq *rqd,
*erase_ppa = ppa_list[i];
erase_ppa->a.blk = e_line->id;
erase_ppa->a.reserved = 0;
spin_unlock(&e_line->lock);