Re: [PATCH 0/5] firewire: fix crashes in workqueue jobs

From: Jarod Wilson
Date: Sat Mar 01 2008 - 00:18:25 EST


On Sunday 24 February 2008 12:56:10 pm Stefan Richter wrote:
> Here come 3 fixes + 2 cleanups.
>
> 1/5 firewire: invalid pointers used in fw_card_bm_work
> 2/5 firewire: fix crash in automatic module unloading
> 3/5 firewire: remove superfluous reference counting
> 4/5 firewire: fw-sbp2: fix reference counting
> 5/5 firewire: refactor fw_unit reference counting
>
> The main theme is that the firewire-core module has to stay loaded until
> after all workqueue jobs of the core and of protocol drivers have been
> finished. This is accomplished by tracking the sum of references to
> instances of fw_device for each card. (As a side effect, we don't need
> to count references to instances of fw_card anymore.)
>
> drivers/firewire/fw-card.c | 99
> ++++++++++++++++---------------------- drivers/firewire/fw-device.c |
> 21 ++------
> drivers/firewire/fw-device.h | 35 ++++++++++---
> drivers/firewire/fw-ohci.c | 8 +--
> drivers/firewire/fw-sbp2.c | 9 ++-
> drivers/firewire/fw-topology.c | 1
> drivers/firewire/fw-transaction.h | 6 --
> 7 files changed, 89 insertions(+), 90 deletions(-)

Thumbs up for the whole series, with update 2 of the automatic module
unloading swapped in for the original.

Signed-off-by: Jarod Wilson <jwilson@xxxxxxxxxx>


--
Jarod Wilson
jwilson@xxxxxxxxxx
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