Re: [PATCH v6 00/18] of: overlay: validation checks, subsequent fixes

2018-11-07 Thread Frank Rowand
On 11/7/18 4:09 AM, Michael Ellerman wrote: > Frank Rowand writes: > >> Hi Michael, Ben, Paul, >> >> Do you know if anyone has tried this series on PowerPC? > > I have. No obvious breakage. > > My test does a loop of adding and removing multiple CPUs multiple times, > and in the past that has u

Re: [PATCH v6 00/18] of: overlay: validation checks, subsequent fixes

2018-11-07 Thread Michael Ellerman
Frank Rowand writes: > Hi Michael, Ben, Paul, > > Do you know if anyone has tried this series on PowerPC? I have. No obvious breakage. My test does a loop of adding and removing multiple CPUs multiple times, and in the past that has uncovered refcounting bugs. So I don't think we're leaking any

Re: [PATCH v6 00/18] of: overlay: validation checks, subsequent fixes

2018-11-05 Thread Frank Rowand
Hi Michael, Ben, Paul, Do you know if anyone has tried this series on PowerPC? Thanks, -Frank On 11/5/18 11:24 AM, Rob Herring wrote: > On Mon, Nov 5, 2018 at 9:26 AM wrote: >> >> From: Frank Rowand >> >> Add checks to (1) overlay apply process and (2) memory freeing >> triggered by overlay

Re: [PATCH v6 00/18] of: overlay: validation checks, subsequent fixes

2018-11-05 Thread Rob Herring
On Mon, Nov 5, 2018 at 9:26 AM wrote: > > From: Frank Rowand > > Add checks to (1) overlay apply process and (2) memory freeing > triggered by overlay release. The checks are intended to detect > possible memory leaks and invalid overlays. > > The checks revealed bugs in existing code. Fixed th