ACK: [SRU] [B] [PATCH 0/1] Fix freeze at welcome screen

Tim Gardner tim.gardner at canonical.com
Tue Jun 21 14:09:11 UTC 2022


Hi Gerald - this kernel is owned by the stable team, so I'd best stay in 
my lane. Luke might be able to help you, though its possible this patch 
has already missed the window for the 2022.06.20 SRU cycle (due for 
release July 11).

rtg

On 6/21/22 03:51, Gerald Yang wrote:
> Hello Tim,
> 
> Since we have customers hitting this issue and waiting for the fix
> I'd appreciate if you could help to merge this fix in the next release
> 
> Thanks,
> Gerald
> 
> On Wed, Jun 8, 2022 at 8:15 PM Tim Gardner <tim.gardner at canonical.com 
> <mailto:tim.gardner at canonical.com>> wrote:
> 
>     Acked-by: Tim Gardner <tim.gardner at canonical.com
>     <mailto:tim.gardner at canonical.com>>
> 
>     On 6/7/22 21:06, Kai-Heng Feng wrote:
>      > BugLink: https://bugs.launchpad.net/bugs/1973167
>     <https://bugs.launchpad.net/bugs/1973167>
>      >
>      > [Impact]
>      > Freeze at boot. intel-lpss is trying to synchronously load idma64
>     module
>      > in asynchronous conext.
>      >
>      > [Fix]
>      > Let userspace load the module to avoid the deadlock.
>      >
>      > [Test]
>      > Users confirmed the proposed fix can solve the issue.
>      >
>      > [Where problems could occur]
>      > Userspace can handle modules loading just fine, so there shouldn't be
>      > any surprise.
>      >
>      > Andy Shevchenko (1):
>      >    mfd: intel-lpss: Use MODULE_SOFTDEP() instead of implicit request
>      >
>      >   drivers/mfd/intel-lpss.c | 29 ++++++++---------------------
>      >   1 file changed, 8 insertions(+), 21 deletions(-)
>      >
> 
>     -- 
>     -----------
>     Tim Gardner
>     Canonical, Inc
> 
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> 


-- 
-----------
Tim Gardner
Canonical, Inc



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