diff options
| author | Eric Dumazet <edumazet@google.com> | 2026-01-22 04:57:17 +0000 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2026-01-25 13:18:52 -0800 |
| commit | cbe41362be2c27e0237a94a404ae413cec9c2ad9 (patch) | |
| tree | f4ad249492123fe5fef7179b28956b66b7815d62 | |
| parent | c75734b585c61411fb5a12daedcbf4dbb9e7043d (diff) | |
gro: change the BUG_ON() in gro_pull_from_frag0()
Replace the BUG_ON() which never fired with a DEBUG_NET_WARN_ON_ONCE()
$ scripts/bloat-o-meter -t vmlinux.1 vmlinux.2
add/remove: 2/2 grow/shrink: 1/1 up/down: 370/-254 (116)
Function old new delta
gro_try_pull_from_frag0 - 196 +196
napi_gro_frags 771 929 +158
__pfx_gro_try_pull_from_frag0 - 16 +16
__pfx_gro_pull_from_frag0 16 - -16
dev_gro_receive 1514 1464 -50
gro_pull_from_frag0 188 - -188
Total: Before=22565899, After=22566015, chg +0.00%
Signed-off-by: Eric Dumazet <edumazet@google.com>
Link: https://patch.msgid.link/20260122045720.1221017-3-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | net/core/gro.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/core/gro.c b/net/core/gro.c index 76f9c3712422..ad326c7cdc0a 100644 --- a/net/core/gro.c +++ b/net/core/gro.c @@ -415,7 +415,7 @@ static void gro_pull_from_frag0(struct sk_buff *skb, int grow) { struct skb_shared_info *pinfo = skb_shinfo(skb); - BUG_ON(skb->end - skb->tail < grow); + DEBUG_NET_WARN_ON_ONCE(skb->end - skb->tail < grow); memcpy(skb_tail_pointer(skb), NAPI_GRO_CB(skb)->frag0, grow); |