From: Jakub Kicinski <kuba@kernel•org>
To: davem@davemloft•net
Cc: netdev@vger•kernel.org, edumazet@google•com, pabeni@redhat•com,
almasrymina@google•com, hawk@kernel•org,
ilias.apalodimas@linaro•org, dsahern@gmail•com,
dtatulea@nvidia•com, willemb@google•com,
Jakub Kicinski <kuba@kernel•org>
Subject: [PATCH net-next v3 01/13] net: page_pool: factor out uninit
Date: Tue, 21 Nov 2023 19:44:08 -0800 [thread overview]
Message-ID: <20231122034420.1158898-2-kuba@kernel.org> (raw)
In-Reply-To: <20231122034420.1158898-1-kuba@kernel.org>
We'll soon (next change in the series) need a fuller unwind path
in page_pool_create() so create the inverse of page_pool_init().
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro•org>
Signed-off-by: Jakub Kicinski <kuba@kernel•org>
---
net/core/page_pool.c | 21 +++++++++++++--------
1 file changed, 13 insertions(+), 8 deletions(-)
diff --git a/net/core/page_pool.c b/net/core/page_pool.c
index df2a06d7da52..2e4575477e71 100644
--- a/net/core/page_pool.c
+++ b/net/core/page_pool.c
@@ -238,6 +238,18 @@ static int page_pool_init(struct page_pool *pool,
return 0;
}
+static void page_pool_uninit(struct page_pool *pool)
+{
+ ptr_ring_cleanup(&pool->ring, NULL);
+
+ if (pool->p.flags & PP_FLAG_DMA_MAP)
+ put_device(pool->p.dev);
+
+#ifdef CONFIG_PAGE_POOL_STATS
+ free_percpu(pool->recycle_stats);
+#endif
+}
+
/**
* page_pool_create() - create a page pool.
* @params: parameters, see struct page_pool_params
@@ -821,14 +833,7 @@ static void __page_pool_destroy(struct page_pool *pool)
if (pool->disconnect)
pool->disconnect(pool);
- ptr_ring_cleanup(&pool->ring, NULL);
-
- if (pool->p.flags & PP_FLAG_DMA_MAP)
- put_device(pool->p.dev);
-
-#ifdef CONFIG_PAGE_POOL_STATS
- free_percpu(pool->recycle_stats);
-#endif
+ page_pool_uninit(pool);
kfree(pool);
}
--
2.42.0
next prev parent reply other threads:[~2023-11-22 3:44 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-22 3:44 [PATCH net-next v3 00/13] net: page_pool: add netlink-based introspection Jakub Kicinski
2023-11-22 3:44 ` Jakub Kicinski [this message]
2023-11-22 8:38 ` [PATCH net-next v3 01/13] net: page_pool: factor out uninit Eric Dumazet
2023-11-22 14:15 ` Jesper Dangaard Brouer
2023-11-22 3:44 ` [PATCH net-next v3 02/13] net: page_pool: id the page pools Jakub Kicinski
2023-11-22 8:40 ` Eric Dumazet
2023-11-22 14:16 ` Jesper Dangaard Brouer
2023-11-22 3:44 ` [PATCH net-next v3 03/13] net: page_pool: record pools per netdev Jakub Kicinski
2023-11-22 8:55 ` Eric Dumazet
2023-11-22 15:44 ` Jakub Kicinski
2023-11-22 14:20 ` Jesper Dangaard Brouer
2023-11-22 3:44 ` [PATCH net-next v3 04/13] net: page_pool: stash the NAPI ID for easier access Jakub Kicinski
2023-11-22 8:57 ` Eric Dumazet
2023-11-22 14:21 ` Jesper Dangaard Brouer
2023-11-22 3:44 ` [PATCH net-next v3 05/13] eth: link netdev to page_pools in drivers Jakub Kicinski
2023-11-22 8:59 ` Eric Dumazet
2023-11-22 14:22 ` Jesper Dangaard Brouer
2023-11-22 3:44 ` [PATCH net-next v3 06/13] net: page_pool: add nlspec for basic access to page pools Jakub Kicinski
2023-11-22 9:00 ` Eric Dumazet
2023-11-22 14:24 ` Jesper Dangaard Brouer
2023-11-22 3:44 ` [PATCH net-next v3 07/13] net: page_pool: implement GET in the netlink API Jakub Kicinski
2023-11-22 9:35 ` Eric Dumazet
2023-11-22 14:39 ` Jesper Dangaard Brouer
2023-11-22 16:00 ` Jakub Kicinski
2023-11-22 16:21 ` Jesper Dangaard Brouer
2023-11-22 3:44 ` [PATCH net-next v3 08/13] net: page_pool: add netlink notifications for state changes Jakub Kicinski
2023-11-22 9:44 ` Eric Dumazet
2023-11-22 14:41 ` Jesper Dangaard Brouer
2023-11-22 3:44 ` [PATCH net-next v3 09/13] net: page_pool: report amount of memory held by page pools Jakub Kicinski
2023-11-22 10:16 ` Eric Dumazet
2023-11-22 16:03 ` Jakub Kicinski
2023-11-22 16:20 ` Eric Dumazet
2023-11-22 15:24 ` Jesper Dangaard Brouer
2023-11-22 16:06 ` Jakub Kicinski
2023-11-22 16:09 ` Jesper Dangaard Brouer
2023-11-22 3:44 ` [PATCH net-next v3 10/13] net: page_pool: report when page pool was destroyed Jakub Kicinski
2023-11-22 9:02 ` Jesper Dangaard Brouer
2023-11-22 10:21 ` Eric Dumazet
2023-11-22 3:44 ` [PATCH net-next v3 11/13] net: page_pool: expose page pool stats via netlink Jakub Kicinski
2023-11-22 10:27 ` Eric Dumazet
2023-11-22 15:51 ` Jesper Dangaard Brouer
2023-11-22 3:44 ` [PATCH net-next v3 12/13] net: page_pool: mute the periodic warning for visible page pools Jakub Kicinski
2023-11-22 13:53 ` Eric Dumazet
2023-11-22 16:06 ` Jesper Dangaard Brouer
2023-11-22 3:44 ` [PATCH net-next v3 13/13] tools: ynl: add sample for getting page-pool information Jakub Kicinski
2023-11-22 16:17 ` Jesper Dangaard Brouer
2023-11-25 20:57 ` [PATCH net-next v3 00/13] net: page_pool: add netlink-based introspection Shakeel Butt
2023-11-26 22:43 ` Jakub Kicinski
2023-11-27 6:54 ` Shakeel Butt
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