netdev - Re: [PATCH net-next 4/8] netdev: don't hold rtnl_lock over nl queue info get when possible

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Message-ID: <Z_SJupHRfAAGLe-P@LQ3V64L9R2>
Date: Mon, 7 Apr 2025 19:28:10 -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 4/8] netdev: don't hold rtnl_lock over nl queue
 info get when possible

On Mon, Apr 07, 2025 at 12:01:13PM -0700, Jakub Kicinski wrote:
> Netdev queue dump accesses: NAPI, memory providers, XSk pointers.
> All three are "ops protected" now, switch to the op compat locking.
> rtnl lock does not have to be taken for "ops locked" devices.
> 
> Signed-off-by: Jakub Kicinski <kuba@...nel.org>
> ---
>  net/core/netdev-genl.c | 18 +++++++-----------
>  1 file changed, 7 insertions(+), 11 deletions(-)

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