[PATCH 0/7] hvcs: Various hvcs device hotplug fixes

Brian King brking at linux.vnet.ibm.com
Thu Feb 2 02:09:02 AEDT 2023


On 2/1/23 4:32 AM, Christophe Leroy wrote:
> 
> 
> Le 30/01/2023 à 23:43, Brian King a écrit :
>> This patch series fixes a number of issues with hotplugging
>> hvcs devices including memory leaks as well as, the inability
>> to reconnect to a console device after it has been hot added
>> back, since it was not getting cleaned up properly on the
>> hotplug remove path.
>>
>> Brian King (7):
>>    hvcs: Fix hvcs port reference counting
>>    hvcs: Remove sysfs file prior to vio unregister
>>    hvcs: Remove sysfs group earlier
>>    hvcs: Get reference to tty in remove
>>    hvcs: Use vhangup in hotplug remove
>>    hvcs: Synchronize hotplug remove with port free
>>    powerpc: Fix device node refcounting
>>
>>   arch/powerpc/platforms/pseries/reconfig.c |  1 +
>>   drivers/tty/hvc/hvcs.c                    | 61 +++++++++--------------
>>   2 files changed, 25 insertions(+), 37 deletions(-)
>>
> 
> As far as I can see, most recent patches in drivers/tty/hvc/ are taken 
> by Greg Kroah-Hartman <gregkh at linuxfoundation.org> so I'd suggest you 
> send you series to Greg as he maintains the tty tree.

Sure. I just followed what was in the maintainers file, but I can resend
and cc Greg and linux-serial if that makes sense.


> By the way, does last patch require the 6 previous ones or can it be 
> applied independently ?

Yes. It is independent, so I'll pull this out of the series and can send
it separately to this list only.

Thanks,

Brian

-- 
Brian King
Power Linux I/O
IBM Linux Technology Center




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