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| author |   Javier González <jg@lightnvm.io> | 2017-06-26 11:57:26 +0200 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2017-06-26 16:27:39 -0600 |
| commit | 476118c981f0fd909cd95a1732073120c6806ac0 (patch) | |
| tree | 0ab06b28f3d529bb065370a39f7f7f9eab69118c /drivers/lightnvm | |
| parent | lightnvm: pblk: cleanup unnecessary code (diff) | |
| download | linux-dev-476118c981f0fd909cd95a1732073120c6806ac0.tar.xz linux-dev-476118c981f0fd909cd95a1732073120c6806ac0.zip | |
lightnvm: pblk: add lock assertions on helpers
Add lockdep assertions on helper functions.
Signed-off-by: Javier González <javier@cnexlabs.com>
Signed-off-by: Matias Bjørling <matias@cnexlabs.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/lightnvm')
| -rw-r--r-- | drivers/lightnvm/pblk-core.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/lightnvm/pblk-core.c b/drivers/lightnvm/pblk-core.c index d815cdad56b8..ed41cd7700b3 100644 --- a/drivers/lightnvm/pblk-core.c +++ b/drivers/lightnvm/pblk-core.c @@ -295,6 +295,8 @@ struct list_head *pblk_line_gc_list(struct pblk *pblk, struct pblk_line *line) struct list_head *move_list = NULL; int vsc = le32_to_cpu(*line->vsc); + lockdep_assert_held(&line->lock); + if (!vsc) { if (line->gc_group != PBLK_LINEGC_FULL) { line->gc_group = PBLK_LINEGC_FULL; @@ -502,6 +504,8 @@ u64 __pblk_alloc_page(struct pblk *pblk, struct pblk_line *line, int nr_secs) u64 addr; int i; + lockdep_assert_held(&line->lock); + /* logic error: ppa out-of-bounds. Prevent generating bad address */ if (line->cur_sec + nr_secs > pblk->lm.sec_per_line) { WARN(1, "pblk: page allocation out of bounds\n"); |