netdev - Re: [PATCH net-next 6/8] netdev: depend on netdev->lock for xdp features

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Message-ID: <Z_SKcxXnCzQc2riN@LQ3V64L9R2>
Date: Mon, 7 Apr 2025 19:31:15 -0700
From: Joe Damato <jdamato@...tly.com>
To: Jakub Kicinski <kuba@...nel.org>
Cc: davem@...emloft.net, netdev@...r.kernel.org, edumazet@...gle.com,
	pabeni@...hat.com, andrew+netdev@...n.ch, horms@...nel.org,
	sdf@...ichev.me, hramamurthy@...gle.com, kuniyu@...zon.com
Subject: Re: [PATCH net-next 6/8] netdev: depend on netdev->lock for xdp
 features

On Mon, Apr 07, 2025 at 12:01:15PM -0700, Jakub Kicinski wrote:
> Writes to XDP features are now protected by netdev->lock.
> Other things we report are based on ops which don't change
> once device has been registered. It is safe to stop taking
> rtnl_lock, and depend on netdev->lock instead.
> 
> Signed-off-by: Jakub Kicinski <kuba@...nel.org>
> ---
>  net/core/netdev-genl.c | 26 ++++++++++++--------------
>  1 file changed, 12 insertions(+), 14 deletions(-)

Reviewed-by: Joe Damato <jdamato@...tly.com>