linux-kernel - Re: [PATCH v2 0/2] firewire: core: revert "serialize topology building and bus manager work"

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Message-ID: <20250925135349.GB329042@workstation.local>
Date: Thu, 25 Sep 2025 22:53:49 +0900
From: Takashi Sakamoto <o-takashi@...amocchi.jp>
To: linux1394-devel@...ts.sourceforge.net
Cc: linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/2] firewire: core: revert "serialize topology
 building and bus manager work"

On Wed, Sep 24, 2025 at 10:18:21PM +0900, Takashi Sakamoto wrote:
> Hi,
> 
> The patchset that serialized bm_work() and fw_core_handle_bus_reset()
> was merged without sufficient consideration of the race condition during
> fw_card removal.
> 
> This patchset reverts some commits and restores the acquisition of the
> fw_card spin lock.
> 
> [1] https://lore.kernel.org/lkml/20250917000347.52369-1-o-takashi@sakamocchi.jp/
> 
> Changes from v1:
> * Fulfill cover-letter title
> 
> Takashi Sakamoto (2):
>   Revert "firewire: core: shrink critical section of fw_card spinlock in
>     bm_work"
>   Revert "firewire: core: disable bus management work temporarily during
>     updating topology"
> 
>  drivers/firewire/core-card.c     | 38 +++++++++++++++++++++++++-------
>  drivers/firewire/core-topology.c |  8 -------
>  2 files changed, 30 insertions(+), 16 deletions(-)

Applied to for-next branch.


Regards

Takashi Sakamoto