linux-kernel - Re: [net-next v6 5/9] net: napi: Add napi

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CANn89iJvzWA7W-Sa1j0nGz2LCPbu1tdLs9uwL2xCT=EZ3rUtrg@mail.gmail.com>
Date: Fri, 11 Oct 2024 20:49:01 +0200
From: Eric Dumazet <edumazet@...gle.com>
To: Joe Damato <jdamato@...tly.com>
Cc: netdev@...r.kernel.org, mkarsten@...terloo.ca, skhawaja@...gle.com, 
	sdf@...ichev.me, bjorn@...osinc.com, amritha.nambiar@...el.com, 
	sridhar.samudrala@...el.com, willemdebruijn.kernel@...il.com, 
	Jakub Kicinski <kuba@...nel.org>, "David S. Miller" <davem@...emloft.net>, Paolo Abeni <pabeni@...hat.com>, 
	Jonathan Corbet <corbet@....net>, Jiri Pirko <jiri@...nulli.us>, 
	Sebastian Andrzej Siewior <bigeasy@...utronix.de>, Lorenzo Bianconi <lorenzo@...nel.org>, 
	Johannes Berg <johannes.berg@...el.com>, 
	"open list:DOCUMENTATION" <linux-doc@...r.kernel.org>, open list <linux-kernel@...r.kernel.org>
Subject: Re: [net-next v6 5/9] net: napi: Add napi_config

On Fri, Oct 11, 2024 at 8:46 PM Joe Damato <jdamato@...tly.com> wrote:
>
> Add a persistent NAPI config area for NAPI configuration to the core.
> Drivers opt-in to setting the persistent config for a NAPI by passing an
> index when calling netif_napi_add_config.
>
> napi_config is allocated in alloc_netdev_mqs, freed in free_netdev
> (after the NAPIs are deleted).
>
> Drivers which call netif_napi_add_config will have persistent per-NAPI
> settings: NAPI IDs, gro_flush_timeout, and defer_hard_irq settings.
>
> Per-NAPI settings are saved in napi_disable and restored in napi_enable.
>
> Co-developed-by: Martin Karsten <mkarsten@...terloo.ca>
> Signed-off-by: Martin Karsten <mkarsten@...terloo.ca>
> Signed-off-by: Joe Damato <jdamato@...tly.com>
> Reviewed-by: Jakub Kicinski <kuba@...nel.org>

Reviewed-by: Eric Dumazet <edumazet@...gle.com>