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| author | Igor Konopko | 2019-05-04 20:38:07 +0200 |
|---|---|---|
| committer | Jens Axboe | 2019-05-06 18:19:19 +0200 |
| commit | a24eab59887133032831f939ad172233e7acb36e (patch) | |
| tree | 65b3817ac455f412d2a825cd6c7bbc15c296668e /drivers/lightnvm | |
| parent | lightnvm: pblk: IO path reorganization (diff) | |
| download | kernel-qcow2-linux-a24eab59887133032831f939ad172233e7acb36e.tar.gz kernel-qcow2-linux-a24eab59887133032831f939ad172233e7acb36e.tar.xz kernel-qcow2-linux-a24eab59887133032831f939ad172233e7acb36e.zip | |
lightnvm: pblk: recover only written metadata
This patch ensures that smeta was fully written before even
trying to read it based on chunk table state and write pointer.
Signed-off-by: Igor Konopko <igor.j.konopko@intel.com>
Signed-off-by: Matias Bjørling <mb@lightnvm.io>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/lightnvm')
| -rw-r--r-- | drivers/lightnvm/pblk-recovery.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/lightnvm/pblk-recovery.c b/drivers/lightnvm/pblk-recovery.c index 865fe310cab4..a9085b0e6611 100644 --- a/drivers/lightnvm/pblk-recovery.c +++ b/drivers/lightnvm/pblk-recovery.c @@ -655,10 +655,12 @@ static int pblk_line_was_written(struct pblk_line *line, bppa = pblk->luns[smeta_blk].bppa; chunk = &line->chks[pblk_ppa_to_pos(geo, bppa)]; - if (chunk->state & NVM_CHK_ST_FREE) - return 0; + if (chunk->state & NVM_CHK_ST_CLOSED || + (chunk->state & NVM_CHK_ST_OPEN + && chunk->wp >= lm->smeta_sec)) + return 1; - return 1; + return 0; } static bool pblk_line_is_open(struct pblk *pblk, struct pblk_line *line) |