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Groups > linux.kernel > #1676022
| From | Marcel Holtmann <marcel@holtmann.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [RESEND PATCH v4 1/3] Bluetooth: bnep: fix possible might sleep error in bnep_session |
| Date | 2017-06-27 19:40 +0200 |
| Message-ID | <tX2CZ-3Ko-7@gated-at.bofh.it> (permalink) |
| References | <tWV8t-6Z7-15@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Hi Jeffy,
> It looks like bnep_session has same pattern as the issue reported in
> old rfcomm:
>
> while (1) {
> set_current_state(TASK_INTERRUPTIBLE);
> if (condition)
> break;
> // may call might_sleep here
> schedule();
> }
> __set_current_state(TASK_RUNNING);
>
> Which fixed at:
> dfb2fae Bluetooth: Fix nested sleeps
>
> So let's fix it at the same way, also follow the suggestion of:
> https://lwn.net/Articles/628628/
>
> Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
> Reviewed-by: Brian Norris <briannorris@chromium.org>
> Reviewed-by: AL Yu-Chen Cho <acho@suse.com>
> ---
>
> Changes in v4: None
> Changes in v2: None
>
> net/bluetooth/bnep/core.c | 11 +++++------
> 1 file changed, 5 insertions(+), 6 deletions(-)
all 3 patches have been applied to bluetooth-next tree.
Regards
Marcel
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[RESEND PATCH v4 1/3] Bluetooth: bnep: fix possible might sleep error in bnep_session Jeffy Chen <jeffy.chen@rock-chips.com> - 2017-06-27 11:40 +0200 [RESEND PATCH v4 2/3] Bluetooth: cmtp: fix possible might sleep error in cmtp_session Jeffy Chen <jeffy.chen@rock-chips.com> - 2017-06-27 11:40 +0200 Re: [RESEND PATCH v4 1/3] Bluetooth: bnep: fix possible might sleep error in bnep_session Marcel Holtmann <marcel@holtmann.org> - 2017-06-27 19:40 +0200
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