diff mbox series

[net-next,v2,01/10] page_pool: kconfig: Add flag for page pool stats

Message ID 1643499540-8351-2-git-send-email-jdamato@fastly.com (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series page_pool: Add page_pool stat counters | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers success CCed 3 of 3 maintainers
netdev/build_clang success Errors and warnings before: 0 this patch: 0
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 18 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Joe Damato Jan. 29, 2022, 11:38 p.m. UTC
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 mbox series

Patch

diff --git a/net/Kconfig b/net/Kconfig
index 8a1f9d0..feeca42 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