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>

diff --git a/drivers/lightnvm/pblk-core.c b/drivers/lightnvm/pblk-core.c
index d815cdad56b890a850de15dfe873cbac0d851a33..ed41cd7700b33df63ccacbedeabc08ab7a3461ac 100644 (file)
--- 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");