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| author | Eric Dumazet <edumazet@google.com> | 2024-03-06 19:00:16 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2024-03-08 08:12:41 +0300 |
| commit | f59b5416c396ac4910dd7a0cdf26cbb0e1faf529 (patch) | |
| tree | 1b784ffa55c2fe8ea83ada0003a36faf1d24fe47 /net/core/dev.c | |
| parent | ae6e22f7b7f0702015d86cfa036492b94be92f04 (diff) | |
| download | linux-f59b5416c396ac4910dd7a0cdf26cbb0e1faf529.tar.xz | |
net: move netdev_tstamp_prequeue into net_hotdata
netdev_tstamp_prequeue is used in rx path.
Move it to net_hotdata for better cache locality.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Soheil Hassas Yeganeh <soheil@google.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Link: https://lore.kernel.org/r/20240306160031.874438-4-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/core/dev.c')
| -rw-r--r-- | net/core/dev.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index 9ccb48618dba..f2f44303c035 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -4408,7 +4408,6 @@ EXPORT_SYMBOL(__dev_direct_xmit); int netdev_max_backlog __read_mostly = 1000; EXPORT_SYMBOL(netdev_max_backlog); -int netdev_tstamp_prequeue __read_mostly = 1; unsigned int sysctl_skb_defer_max __read_mostly = 64; int weight_p __read_mostly = 64; /* old backlog weight */ int dev_weight_rx_bias __read_mostly = 1; /* bias for backlog weight */ @@ -5052,7 +5051,7 @@ static int netif_rx_internal(struct sk_buff *skb) { int ret; - net_timestamp_check(READ_ONCE(netdev_tstamp_prequeue), skb); + net_timestamp_check(READ_ONCE(net_hotdata.tstamp_prequeue), skb); trace_netif_rx(skb); @@ -5344,7 +5343,7 @@ static int __netif_receive_skb_core(struct sk_buff **pskb, bool pfmemalloc, int ret = NET_RX_DROP; __be16 type; - net_timestamp_check(!READ_ONCE(netdev_tstamp_prequeue), skb); + net_timestamp_check(!READ_ONCE(net_hotdata.tstamp_prequeue), skb); trace_netif_receive_skb(skb); @@ -5728,7 +5727,7 @@ static int netif_receive_skb_internal(struct sk_buff *skb) { int ret; - net_timestamp_check(READ_ONCE(netdev_tstamp_prequeue), skb); + net_timestamp_check(READ_ONCE(net_hotdata.tstamp_prequeue), skb); if (skb_defer_rx_timestamp(skb)) return NET_RX_SUCCESS; @@ -5758,7 +5757,8 @@ void netif_receive_skb_list_internal(struct list_head *head) INIT_LIST_HEAD(&sublist); list_for_each_entry_safe(skb, next, head, list) { - net_timestamp_check(READ_ONCE(netdev_tstamp_prequeue), skb); + net_timestamp_check(READ_ONCE(net_hotdata.tstamp_prequeue), + skb); skb_list_del_init(skb); if (!skb_defer_rx_timestamp(skb)) list_add_tail(&skb->list, &sublist); |