lightnvm: pblk: simplify meta. memory allocation

smeta size will always be suitable for a kmalloc allocation. Simplify
the code and leave the vmalloc fallback only for emeta, where the pblk
configuration has an impact.

Signed-off-by: Javier González <javier@cnexlabs.com>
Signed-off-by: Matias Bjørling <matias@cnexlabs.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/lightnvm/pblk-core.c b/drivers/lightnvm/pblk-core.c
index 29565f89a85e..b5f7f3f19105 100644
--- a/drivers/lightnvm/pblk-core.c
+++ b/drivers/lightnvm/pblk-core.c
@@ -665,7 +665,8 @@ next_rq:
         }
         reinit_completion(&wait);
 
-        bio_put(bio);
+        if (likely(pblk->l_mg.emeta_alloc_type == PBLK_VMALLOC_META))
+                bio_put(bio);
 
         if (rqd.error) {
                 if (dir == WRITE)