[Devel] [PATCH RHEL9 COMMIT] net: skb: change the definition SKB_DR_SET()

Konstantin Khorenko khorenko at virtuozzo.com
Mon Jan 16 20:56:54 MSK 2023


The commit is pushed to "branch-rh9-5.14.0-162.6.1.vz9.18.x-ovz" and will appear at https://src.openvz.org/scm/ovz/vzkernel.git
after rh9-5.14.0-162.6.1.vz9.18.2
------>
commit 0902e93723b17335036f4eb8570fe1122104c71e
Author: Menglong Dong <imagedong at tencent.com>
Date:   Tue Jan 3 17:39:43 2023 +0200

    net: skb: change the definition SKB_DR_SET()
    
    The SKB_DR_OR() is used to set the drop reason to a value when it is
    not set or specified yet. SKB_NOT_DROPPED_YET should also be considered
    as not set.
    
    Reviewed-by: Jiang Biao <benbjiang at tencent.com>
    Reviewed-by: Hao Peng <flyingpeng at tencent.com>
    Signed-off-by: Menglong Dong <imagedong at tencent.com>
    Signed-off-by: David S. Miller <davem at davemloft.net>
    Acked-by: Nikolay Borisov <nborisov at suse.com>
    Signed-off-by: Nikolay Borisov <nikolay.borisov at virtuozzo.com>
    
    ======
    Patchset description:
    ms/net: Annotate skb free sites with reason
    
    This series backports most of the patches that add a reason to skb free sites.
    
    https://jira.sw.ru/browse/PSBM-143302
    
    Feature: net: improve verbosity of dropped packets reporting
---
 include/linux/skbuff.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 8860e9126f95..764161493f22 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -478,7 +478,8 @@ enum skb_drop_reason {
 	(name = SKB_DROP_REASON_##reason)
 #define SKB_DR_OR(name, reason)					\
 	do {							\
-		if (name == SKB_DROP_REASON_NOT_SPECIFIED)	\
+		if (name == SKB_DROP_REASON_NOT_SPECIFIED ||	\
+		    name == SKB_NOT_DROPPED_YET)		\
 			SKB_DR_SET(name, reason);		\
 	} while (0)
 


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