On Fri, Jan 06, 2023 at 03:25:14PM -0500, Hang Zhang wrote: > On Fri, Jan 6, 2023 at 3:05 PM Daniel Vetter <daniel@xxxxxxxx> wrote: > > On Fri, Jan 06, 2023 at 02:58:27PM -0500, Hang Zhang wrote: > > > On Fri, Jan 6, 2023 at 1:59 PM Daniel Vetter <daniel@xxxxxxxx> wrote: > > > BTW, if this is worthed a fix and the performance of console_lock() is a > > > major concern, then I think there may be alternative solutions like adding > > > a lock_fb_info() to the free call chain - if that's better in performance, > > > or maybe selectively protect the matroxfb ioctl but not vblank ioctl as you > > > mentioned. > > > > Please start out with explaining what kind of bug your checker is seeing, > > and why. Not how you're trying to fix it. Because I'm pretty sure there > > isn't a bug, but since I've already spent a pile of time looking at this, > > I want to make sure. > > We are sorry for the inconvenience caused, we'll follow these practices and > guidelines in the future. Thank you! Once more: Please explain what you're static checker is seeing. I want to understanding this, and I'm hoping at least someone involved in this static checker can explain what it thinks is going on. Thanks, Daniel -- Daniel Vetter Software Engineer, Intel Corporation http://blog.ffwll.ch