Re: [PATCH] drm/fb-helper: Add locking to sysrq handling

2020-10-08 Thread Daniel Vetter
On Thu, Oct 8, 2020 at 11:22 AM Thomas Zimmermann wrote: > > Hi > > Am 07.10.20 um 15:30 schrieb Daniel Vetter: > > We didn't take the kernel_fb_helper_lock mutex, which protects that > > code. While at it, simplify the code > > - inline the function (originally shared with kgdb I think) > > - dro

Re: [PATCH] drm/fb-helper: Add locking to sysrq handling

2020-10-08 Thread Thomas Zimmermann
Hi Am 07.10.20 um 15:30 schrieb Daniel Vetter: > We didn't take the kernel_fb_helper_lock mutex, which protects that > code. While at it, simplify the code > - inline the function (originally shared with kgdb I think) > - drop the error tracking and all the complications > - drop the pointless ear