Thread (3 messages) 3 messages, 2 authors, 2025-08-26

Re: [PATCH net] net: mana: Remove redundant netdev_lock_ops_to_full() calls

From: Saurabh Singh Sengar <ssengar@linux.microsoft.com>
Date: 2025-08-26 04:57:09
Also in: linux-hyperv, lkml, stable

On Mon, Aug 25, 2025 at 05:41:33PM -0700, Jakub Kicinski wrote:
On Mon, 25 Aug 2025 04:03:14 -0700 Saurabh Sengar wrote:
quoted
NET_SHAPER is always selected for MANA driver. When NET_SHAPER is enabled,
netdev_lock_ops_to_full() reduces effectively to only an assert for lock,
which is always held in the path when NET_SHAPER is enabled.

Remove the redundant netdev_lock_ops_to_full() call.

Fixes: d5c8f0e4e0cb ("net: mana: Fix potential deadlocks in mana napi ops")
Cc: stable@vger.kernel.org
If the call is a nop why is this a stable-worthy fix?
I am fine removing CC and fixes tag.
I can send a V2 for it.


- Saurabh
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