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| author | Björn Töpel <bjorn.topel@intel.com> | 2020-11-30 19:51:57 +0100 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2020-12-01 00:09:25 +0100 |
| commit | 7c951cafc0cb2e575f1d58677b95ac387ac0a5bd (patch) | |
| tree | 1d47f6c2fb6e3734d52c96a1f0abcf38e2c08cf5 /include/net/sock.h | |
| parent | 7fd3253a7de6a317a0683f83739479fb880bffc8 (diff) | |
| download | lwn-7c951cafc0cb2e575f1d58677b95ac387ac0a5bd.tar.gz lwn-7c951cafc0cb2e575f1d58677b95ac387ac0a5bd.zip | |
net: Add SO_BUSY_POLL_BUDGET socket option
This option lets a user set a per socket NAPI budget for
busy-polling. If the options is not set, it will use the default of 8.
Signed-off-by: Björn Töpel <bjorn.topel@intel.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Reviewed-by: Jakub Kicinski <kuba@kernel.org>
Link: https://lore.kernel.org/bpf/20201130185205.196029-3-bjorn.topel@gmail.com
Diffstat (limited to 'include/net/sock.h')
| -rw-r--r-- | include/net/sock.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/net/sock.h b/include/net/sock.h index d49b89b071b6..77ba2c2737db 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -302,6 +302,7 @@ struct bpf_local_storage; * @sk_max_ack_backlog: listen backlog set in listen() * @sk_uid: user id of owner * @sk_prefer_busy_poll: prefer busypolling over softirq processing + * @sk_busy_poll_budget: napi processing budget when busypolling * @sk_priority: %SO_PRIORITY setting * @sk_type: socket type (%SOCK_STREAM, etc) * @sk_protocol: which protocol this socket belongs in this network family @@ -482,6 +483,7 @@ struct sock { kuid_t sk_uid; #ifdef CONFIG_NET_RX_BUSY_POLL u8 sk_prefer_busy_poll; + u16 sk_busy_poll_budget; #endif struct pid *sk_peer_pid; const struct cred *sk_peer_cred; |