On 1 Oct 2017, at 15.26, Rakesh Pandit <rakesh@tuxera.com> wrote:
If pblk_core_init fails lets destroy all global caches.
Signed-off-by: Rakesh Pandit <rakesh@tuxera.com>
---
drivers/lightnvm/pblk-init.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/lightnvm/pblk-init.c b/drivers/lightnvm/pblk-init.c index 519e5cf..9f39800 100644
--- a/drivers/lightnvm/pblk-init.c
+++ b/drivers/lightnvm/pblk-init.c
@@ -246,7 +246,7 @@ static int pblk_core_init(struct pblk *pblk)
pblk->page_bio_pool = mempool_create_page_pool(nvm_max_phys_sects(dev),
0);
if (!pblk->page_bio_pool)
- return -ENOMEM;
+ goto free_global_caches;
pblk->gen_ws_pool = mempool_create_slab_pool(PBLK_GEN_WS_POOL_SIZE,
pblk_ws_cache);
@@ -314,6 +314,12 @@ static int pblk_core_init(struct pblk *pblk)
mempool_destroy(pblk->gen_ws_pool);
free_page_bio_pool:
mempool_destroy(pblk->page_bio_pool);
+free_global_caches:
+ kmem_cache_destroy(pblk_ws_cache);
+ kmem_cache_destroy(pblk_rec_cache);
+ kmem_cache_destroy(pblk_g_rq_cache);
+ kmem_cache_destroy(pblk_e_rq_cache);
+ kmem_cache_destroy(pblk_w_rq_cache);
return -ENOMEM;
}
--
2.7.4
On 1 Oct 2017, at 15.26, Rakesh Pandit <rakesh@tuxera.com> wrote:
If pblk_core_init fails lets destroy all global caches.
Signed-off-by: Rakesh Pandit <rakesh@tuxera.com>
---
drivers/lightnvm/pblk-init.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/drivers/lightnvm/pblk-init.c b/drivers/lightnvm/pblk-init.c index 519e5cf..9f39800 100644
--- a/drivers/lightnvm/pblk-init.c
+++ b/drivers/lightnvm/pblk-init.c
@@ -246,7 +246,7 @@ static int pblk_core_init(struct pblk *pblk)
pblk->page_bio_pool = mempool_create_page_pool(nvm_max_phys_sects(dev),
0);
if (!pblk->page_bio_pool)
- return -ENOMEM;
+ goto free_global_caches;
pblk->gen_ws_pool = mempool_create_slab_pool(PBLK_GEN_WS_POOL_SIZE,
pblk_ws_cache);
@@ -314,6 +314,12 @@ static int pblk_core_init(struct pblk *pblk)
mempool_destroy(pblk->gen_ws_pool);
free_page_bio_pool:
mempool_destroy(pblk->page_bio_pool);
+free_global_caches:
+ kmem_cache_destroy(pblk_ws_cache);
+ kmem_cache_destroy(pblk_rec_cache);
+ kmem_cache_destroy(pblk_g_rq_cache);
+ kmem_cache_destroy(pblk_e_rq_cache);
+ kmem_cache_destroy(pblk_w_rq_cache);
return -ENOMEM;
}
--
2.7.4
Looks good. I'll refactor it on a single function so that we can reuse
it on tear down. It will also be simpler to add/remove caches in the
future.
Since it depends on the last patch, I'll wait until you reply to it
before making the changes.
Javier
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