Hi Peter,
On Sun, Jun 28, 2015 at 3:27 PM, Peter Hurley wrote:
> The label name changing is not really necessary and would reduce diff count.
I've removed the label changes in the next series. Thanks for the feedback.
> It would be nice to get the printk() out from the locks as well (in a
>
Hi Peter,
On Sun, Jun 28, 2015 at 3:27 PM, Peter Hurley pe...@hurleysoftware.com wrote:
The label name changing is not really necessary and would reduce diff count.
I've removed the label changes in the next series. Thanks for the feedback.
It would be nice to get the printk() out from the
Hi Patrick,
On 06/27/2015 08:51 PM, Patrick Donnelly wrote:
> task_pgrp requires an rcu or tasklist lock to be obtained if the returned pid
> is to be dereferenced, which kill_pgrp does. Obtain an RCU lock for the
> duration of use.
>
> Signed-off-by: Patrick Donnelly
> ---
>
On 06/28/2015 01:20 PM, Patrick Donnelly wrote:
> On Sun, Jun 28, 2015 at 11:23 AM, Peter Hurley
> wrote:
>> On 06/27/2015 08:51 PM, Patrick Donnelly wrote:
>>> task_pgrp requires an rcu or tasklist lock to be obtained if the returned
>>> pid
>>> is to be dereferenced, which kill_pgrp does.
On Sun, Jun 28, 2015 at 11:23 AM, Peter Hurley wrote:
> On 06/27/2015 08:51 PM, Patrick Donnelly wrote:
>> task_pgrp requires an rcu or tasklist lock to be obtained if the returned pid
>> is to be dereferenced, which kill_pgrp does. Obtain an RCU lock for the
>> duration of use.
>
> kill_pgrp()
On 06/27/2015 08:51 PM, Patrick Donnelly wrote:
> task_pgrp requires an rcu or tasklist lock to be obtained if the returned pid
> is to be dereferenced, which kill_pgrp does. Obtain an RCU lock for the
> duration of use.
kill_pgrp() obtains tasklist_lock, so I don't see an unsafe deref.
>
On 06/27/2015 08:51 PM, Patrick Donnelly wrote:
task_pgrp requires an rcu or tasklist lock to be obtained if the returned pid
is to be dereferenced, which kill_pgrp does. Obtain an RCU lock for the
duration of use.
kill_pgrp() obtains tasklist_lock, so I don't see an unsafe deref.
On Sun, Jun 28, 2015 at 11:23 AM, Peter Hurley pe...@hurleysoftware.com wrote:
On 06/27/2015 08:51 PM, Patrick Donnelly wrote:
task_pgrp requires an rcu or tasklist lock to be obtained if the returned pid
is to be dereferenced, which kill_pgrp does. Obtain an RCU lock for the
duration of use.
On 06/28/2015 01:20 PM, Patrick Donnelly wrote:
On Sun, Jun 28, 2015 at 11:23 AM, Peter Hurley pe...@hurleysoftware.com
wrote:
On 06/27/2015 08:51 PM, Patrick Donnelly wrote:
task_pgrp requires an rcu or tasklist lock to be obtained if the returned
pid
is to be dereferenced, which
Hi Patrick,
On 06/27/2015 08:51 PM, Patrick Donnelly wrote:
task_pgrp requires an rcu or tasklist lock to be obtained if the returned pid
is to be dereferenced, which kill_pgrp does. Obtain an RCU lock for the
duration of use.
Signed-off-by: Patrick Donnelly batr...@batbytes.com
---
task_pgrp requires an rcu or tasklist lock to be obtained if the returned pid
is to be dereferenced, which kill_pgrp does. Obtain an RCU lock for the
duration of use.
Signed-off-by: Patrick Donnelly
---
drivers/tty/tty_io.c | 24 +++-
1 file changed, 15 insertions(+), 9
task_pgrp requires an rcu or tasklist lock to be obtained if the returned pid
is to be dereferenced, which kill_pgrp does. Obtain an RCU lock for the
duration of use.
Signed-off-by: Patrick Donnelly batr...@batbytes.com
---
drivers/tty/tty_io.c | 24 +++-
1 file changed, 15
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