lightnvm: pblk: add lock protection to list operations (fde201a4) · Commits · 戴 / test

Protect the list_add on the pblk_line_init_bb() error path in case this code is used for some other purpose in the future. Signed-off-by:

drivers/lightnvm/pblk-core.c

+10 −3

Original line number	Diff line number	Diff line
		@@ -1295,15 +1295,22 @@ int pblk_line_recov_alloc(struct pblk pblk, struct pblk_line line)

		ret = pblk_line_alloc_bitmaps(pblk, line);
		if (ret)
		return ret;
		goto fail;

		if (!pblk_line_init_bb(pblk, line, 0)) {
		list_add(&line->list, &l_mg->free_list);
		return -EINTR;
		ret = -EINTR;
		goto fail;
		}

		pblk_rl_free_lines_dec(&pblk->rl, line, true);
		return 0;

		fail:
		spin_lock(&l_mg->free_lock);
		list_add(&line->list, &l_mg->free_list);
		spin_unlock(&l_mg->free_lock);

		return ret;
		}

		void pblk_line_recov_close(struct pblk pblk, struct pblk_line line)