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From: Joe Damato <jdamato@fastly.com>
To: netdev@vger.kernel.org, kuba@kernel.org,
	ilias.apalodimas@linaro.org, davem@davemloft.net,
	hawk@kernel.org, saeed@kernel.org, ttoukan.linux@gmail.com,
	brouer@redhat.com
Cc: Joe Damato <jdamato@fastly.com>
Subject: [net-next v4 01/11] page_pool: kconfig: Add flag for page pool stats
Date: Thu,  3 Feb 2022 16:09:23 -0800	[thread overview]
Message-ID: <1643933373-6590-2-git-send-email-jdamato@fastly.com> (raw)
In-Reply-To: <1643933373-6590-1-git-send-email-jdamato@fastly.com>

Control enabling / disabling page_pool_stats with a kernel config option.
Option is defaulted to N.

Signed-off-by: Joe Damato <jdamato@fastly.com>
---
 net/Kconfig | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/net/Kconfig b/net/Kconfig
index 8a1f9d0..604b3eb 100644
--- a/net/Kconfig
+++ b/net/Kconfig
@@ -434,6 +434,18 @@ config NET_DEVLINK
 config PAGE_POOL
 	bool
 
+config PAGE_POOL_STATS
+	default n
+	bool "Page pool stats"
+	depends on PAGE_POOL
+	help
+	  Enable page pool statistics to track allocations. Stats are exported
+	  to the file /proc/net/page_pool_stat. Users can examine these
+	  stats to better understand how their drivers and the kernel's
+	  page allocator, and the page pool interact with each other.
+
+	  If unsure, say N.
+
 config FAILOVER
 	tristate "Generic failover module"
 	help
-- 
2.7.4


  reply	other threads:[~2022-02-04  0:10 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-04  0:09 [net-next v4 00/11] page_pool: Add page_pool stat counters Joe Damato
2022-02-04  0:09 ` Joe Damato [this message]
2022-02-04  7:42   ` [net-next v4 01/11] page_pool: kconfig: Add flag for page pool stats Ilias Apalodimas
2022-02-04 17:59     ` Joe Damato
2022-02-04  0:09 ` [net-next v4 02/11] page_pool: Add per-pool-per-cpu struct Joe Damato
2022-02-04  0:09 ` [net-next v4 03/11] page_pool: Allocate and free stats structure Joe Damato
2022-02-04  0:09 ` [net-next v4 04/11] page_pool: Add macro for incrementing alloc stats Joe Damato
2022-02-04  0:09 ` [net-next v4 05/11] page_pool: Add fast path stat Joe Damato
2022-02-04  0:09 ` [net-next v4 06/11] page_pool: Add slow path order-0 stat Joe Damato
2022-02-04  0:09 ` [net-next v4 07/11] page_pool: Add slow path high order alloc stat Joe Damato
2022-02-04  0:09 ` [net-next v4 08/11] page_pool: Add stat tracking empty ring Joe Damato
2022-02-04  0:09 ` [net-next v4 09/11] page_pool: Add stat tracking cache refill Joe Damato
2022-02-04  0:09 ` [net-next v4 10/11] page_pool: Add a stat tracking waived pages Joe Damato
2022-02-04  7:44   ` Ilias Apalodimas
2022-02-04 17:59     ` Joe Damato
2022-02-04  0:09 ` [net-next v4 11/11] page_pool: Add function to batch and return stats Joe Damato
2022-02-04  7:46   ` Ilias Apalodimas
2022-02-04 18:00     ` Joe Damato
2022-02-04 13:58 ` [net-next v4 00/11] page_pool: Add page_pool stat counters Toke Høiland-Jørgensen
2022-02-04 18:04   ` Joe Damato

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