lkml.org 
[lkml]   [2021]   [Jan]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH 2/2] scsi: ufs: Protect PM ops and err_handler from user access through sysfs
From
Date
On Tue, 2021-01-12 at 08:45 +0800, Can Guo wrote:
> > > > > to
> > > > > talk to UFS, OCP can happen on VCCQ/VCCQ2. This leads to
> > > > > system
> > > > > CRASH
> > > > > too.
> > > >
> > > > the same as above, share the crash log.
> > > >
> > >
> > > If you have hand-on experiences on NoC and/or OCP issues, you
> > > won't
> > > ask
> > > for the crash log. The tricky parts about critial NoC and OCP
> > > issues
> > > is
> >
> > OK, interesting. would you tell me which register access node in
> > ufs-
> > sysfs.c can trigger this crash? let me verify your statement.
> >
> >
>
> I believe I have explained enough to prove we need this change.
>
> If you are really interested in NoC and OCP, feel free to ping me
> on teams, I will show you how to trigger one and what is it like
> on my setup.
>
> Can Guo.

Ok, I no meant to stop or slow down your patch merging,
meant to avoid redundant instruction cycles.

Avri and Stanley have been convinced. let it go at that and merge.

Thanks,
Bean

\
 
 \ /
  Last update: 2021-01-12 12:35    [W:0.071 / U:0.160 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site