diff mbox series

[net-next,2/3] net: use .data.once section in netdev_level_once()

Message ID 20211115172303.3732746-3-eric.dumazet@gmail.com (mailing list archive)
State Accepted
Commit 7071732c26fe2cf141185ed16a8a85d02495ae8c
Delegated to: Netdev Maintainers
Headers show
Series net: better packing of global vars | 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: 4757 this patch: 4757
netdev/cc_maintainers success CCed 3 of 3 maintainers
netdev/build_clang success Errors and warnings before: 863 this patch: 863
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: 4914 this patch: 4914
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 8 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Eric Dumazet Nov. 15, 2021, 5:23 p.m. UTC 
From: Eric Dumazet <edumazet@google.com>

Same rationale than prior patch : using the dedicated
section avoid holes and pack all these bool values.

Signed-off-by: Eric Dumazet <edumazet@google.com>
---
 include/linux/netdevice.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 3ec42495a43a56dbd51fecd166d572a9e586e3e4..e6beb603537572aae64e33ea2c739741b4f97ce5 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -5291,7 +5291,7 @@  void netdev_info(const struct net_device *dev, const char *format, ...);
 
 #define netdev_level_once(level, dev, fmt, ...)			\
 do {								\
-	static bool __print_once __read_mostly;			\
+	static bool __section(".data.once") __print_once;	\
 								\
 	if (!__print_once) {					\
 		__print_once = true;				\