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Commit 476118c9 authored by Javier González's avatar Javier González Committed by Jens Axboe
Browse files

lightnvm: pblk: add lock assertions on helpers 



Add lockdep assertions on helper functions.

Signed-off-by: default avatarJavier González <javier@cnexlabs.com>
Signed-off-by: default avatarMatias Bjørling <matias@cnexlabs.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 0c0ea881

drivers/lightnvm/pblk-core.c

+4 −0
Original line number Diff line number Diff line
@@ -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");