| From | "Javier González" <> | Subject | [PATCH 17/20] lightnvm: pblk: add lock assertions on helpers | Date | Mon, 26 Jun 2017 11:57:26 +0200 |
| |
Add lockdep assertions on helper functions.
Signed-off-by: Javier González <javier@cnexlabs.com> Signed-off-by: Matias Bjørling <matias@cnexlabs.com> --- drivers/lightnvm/pblk-core.c | 4 ++++ 1 file changed, 4 insertions(+)
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"); -- 2.7.4
|