Hey Jan, On Wed, Aug 11, 2021 at 11:22:41AM +1000, Matthew Bobrowski wrote: > On Tue, Aug 10, 2021 at 01:33:48PM +0200, Jan Kara wrote: > > Hello Matthew! > > > > On Sun 08-08-21 15:23:59, Matthew Bobrowski wrote: > > > This is V5 of the FAN_REPORT_PIDFD patch series. It contains the minor > > > comment/commit description fixes that were picked up by Amir in the > > > last series review [0, 1]. > > > > > > LTP tests for this API change can be found here [2]. Man page updates > > > for this change can be found here [3]. > > > > > > [0] https://lore.kernel.org/linux-fsdevel/CAOQ4uxhnCk+FXK_e_GA=jC_0HWO+3ZdwHSi=zCa2Kpb0NDxBSg@xxxxxxxxxxxxxx/ > > > [1] https://lore.kernel.org/linux-fsdevel/CAOQ4uxgO3oViTSFZ0zs6brrHrmw362r1C9SQ7g6=XgRwyrzMuw@xxxxxxxxxxxxxx/ > > > [2] https://github.com/matthewbobrowski/ltp/tree/fanotify_pidfd_v2 > > > [3] https://github.com/matthewbobrowski/man-pages/tree/fanotify_pidfd_v1 > > > > > > Matthew Bobrowski (5): > > > kernel/pid.c: remove static qualifier from pidfd_create() > > > kernel/pid.c: implement additional checks upon pidfd_create() > > > parameters > > > fanotify: minor cosmetic adjustments to fid labels > > > fanotify: introduce a generic info record copying helper > > > fanotify: add pidfd support to the fanotify API > > > > Thanks! I've pulled the series into my tree. Note that your fanotify21 LTP > > testcase is broken with the current kernel because 'ino' entry got added to > > fdinfo. I think having to understand all possible keys that can occur in > > fdinfo is too fragile. I understand why you want to do that but I guess the > > test would be too faulty to be practical. So I'd just ignore unknown keys > > in fdinfo for that test. > > Excellent, for merging these changes! > > In regards to the LTP test (fanotify21), at the time of writing I had also > shared a similar thought in the sense that it was too fragile, but wrongly > so I weighed up my decision based on the likelihood and frequency of fields > being changed/added to fdinfo. I was very wrong... > > Anyway, I will fix it so that any "unknown" fields are ignored. FWIW, I've dropped that last else statement in the parse_pidfd_fdinfo_line() helper in LTP fanotify21. An updated branch has been pushed here [0]. [0] https://github.com/matthewbobrowski/ltp/commits/fanotify_pidfd_v3 /M