Hi, Ccing Hatayama-san, as he is the maintainer of the ptdump module: https://crash-utility.github.io/extensions.html#PTDUMP I cannot find the repository for crash-ptdump. Do you have any plan to update the module? Thanks, Kazu > -----Original Message----- > From: crash-utility-bounces@xxxxxxxxxx <crash-utility-bounces@xxxxxxxxxx> On Behalf Of Linu Cherian > Sent: Friday, January 7, 2022 2:14 PM > To: crash-utility@xxxxxxxxxx > Cc: Sunil Kovvuri Goutham <sgoutham@xxxxxxxxxxx> > Subject: Ptdump extension module incompatibility with Linux version >=5.5 > > Hi, > > > > While experimenting ptdump extension module with Kernel version 5.8.x , came across few incompatibility > issues. > > > > struct ring_buffer got renamed to struct perf_buffer starting from kernel version 5.5 and seems the latest > ptdump extension > > available here is https://github.com/crash-utility/crash-extensions/raw/master/ptdump-1.0.7.tar.gz not > updated and still > > uses the “struct ring_buffer”. > > > > Hence, > > “/* array of struct pages for pt buffer */ > > if(!get_member(struct_ring_buffer, "ring_buffer", "aux_pages", > > &aux_pages)) > > return FALSE;” > > > > was failing in ptdump.c > > > > Few questions. > > > > 1. Do we have a extension module maintained somewhere else that supports the later kernels >=5.5 > 2. How do we usually manage such incompatibility issues (dependency on Kernel structures)? > > Was trying to explore the arm64 solution in line with ptdump. > > > > Thanks. > > > > -- Crash-utility mailing list Crash-utility@xxxxxxxxxx https://listman.redhat.com/mailman/listinfo/crash-utility
