linux-kernel - Re: [PATCH] firewire: core: abort pending transactions at card removal

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Message-ID: <20251113203311.GA383705@workstation.local>
Date: Fri, 14 Nov 2025 05:33:11 +0900
From: Takashi Sakamoto <o-takashi@...amocchi.jp>
To: linux1394-devel@...ts.sourceforge.net
Cc: linux-kernel@...r.kernel.org
Subject: Re: [PATCH] firewire: core: abort pending transactions at card
 removal

On Wed, Nov 12, 2025 at 07:38:34AM +0900, Takashi Sakamoto wrote:
> IEEE 1394 defines the split, concatenated, and unified transaction.
> To support the split transaction, core function uses linked list to
> maintain the transactions waiting for acknowledge packet. After clearing
> sources of hardware interrupts, the acknowledge packet is no longer
> handled, therefore it is required to abort the pending transactions.
> 
> This commit executes callback with RCODE_CANCELLED for the pending
> transactions at card removal.
> 
> Signed-off-by: Takashi Sakamoto <o-takashi@...amocchi.jp>
> ---
>  drivers/firewire/core-card.c        |  1 +
>  drivers/firewire/core-transaction.c | 28 ++++++++++++++++++++++++++++
>  drivers/firewire/core.h             |  2 ++
>  drivers/firewire/ohci.c             |  5 -----
>  4 files changed, 31 insertions(+), 5 deletions(-)

Applied to for-next branch.


Regards

Takashi Sakamoto