diff options
| author | Javier González <javier@javigon.com> | 2018-06-01 15:04:15 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2018-06-01 07:43:53 -0600 |
| commit | 2deeefc02dfff6b554020eb62aecf98814641372 (patch) | |
| tree | dfbad7a5382c329d42d6da0cb85aeac9534973d5 /drivers/lightnvm/pblk-init.c | |
| parent | 84e92c131a0a2c7b28d1aa98c69350bc3577f34c (diff) | |
lightnvm: pblk: fail gracefully on line alloc. failure
In the event of a line failing to allocate, fail gracefully and stop the
pipeline to avoid more write failing in the same place.
Signed-off-by: Javier González <javier@cnexlabs.com>
Signed-off-by: Matias Bjørling <mb@lightnvm.io>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/lightnvm/pblk-init.c')
| -rw-r--r-- | drivers/lightnvm/pblk-init.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/lightnvm/pblk-init.c b/drivers/lightnvm/pblk-init.c index 9a984abd3dfe..44f9ec8d4c2a 100644 --- a/drivers/lightnvm/pblk-init.c +++ b/drivers/lightnvm/pblk-init.c @@ -1047,6 +1047,11 @@ static int pblk_lines_init(struct pblk *pblk) nr_free_chks += pblk_setup_line_meta(pblk, line, chunk_meta, i); } + if (!nr_free_chks) { + pr_err("pblk: too many bad blocks prevent for sane instance\n"); + return -EINTR; + } + pblk_set_provision(pblk, nr_free_chks); kfree(chunk_meta); |