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path: root/drivers/lightnvm/pblk-gc.c
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Diffstat (limited to 'drivers/lightnvm/pblk-gc.c')
-rw-r--r--drivers/lightnvm/pblk-gc.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/drivers/lightnvm/pblk-gc.c b/drivers/lightnvm/pblk-gc.c
index 2e7fb7a51854..f811e4ca63f4 100644
--- a/drivers/lightnvm/pblk-gc.c
+++ b/drivers/lightnvm/pblk-gc.c
@@ -287,6 +287,20 @@ static void pblk_gc_lines(struct pblk *pblk, struct list_head *gc_list)
}
}
+static struct pblk_line *pblk_gc_get_victim_line(struct pblk *pblk,
+ struct list_head *group_list)
+{
+ struct pblk_line *line, *victim;
+
+ victim = list_first_entry(group_list, struct pblk_line, list);
+ list_for_each_entry(line, group_list, list) {
+ if (*line->vsc < *victim->vsc)
+ victim = line;
+ }
+
+ return victim;
+}
+
/*
* Lines with no valid sectors will be returned to the free list immediately. If
* GC is activated - either because the free block count is under the determined
@@ -332,7 +346,7 @@ next_gc_group:
return;
}
- line = list_first_entry(group_list, struct pblk_line, list);
+ line = pblk_gc_get_victim_line(pblk, group_list);
nr_blocks_free += atomic_read(&line->blk_in_line);
spin_lock(&line->lock);