On 2020-08-11, Nick Desaulniers <ndesaulni...@google.com> wrote: > From what I can tell, I think this patch ("printk: use the lockless > ringbuffer") breaks lx-dmesg in CONFIG_GDB_SCRIPTS. > > (gdb) lx-dmesg > Python Exception <class 'gdb.error'> No symbol "log_first_idx" in specified > context.: > Error occurred in Python: No symbol "log_first_idx" in specified context. > > This command is used to dump the printk log buffer. > > It looks like the only places left in the kernel that reference are: > > - Documentation/admin-guide/kdump/gdbmacros.txt > - Documentation/admin-guide/kdump/vmcoreinfo.rst > - scripts/gdb/linux/dmesg.py > > I believe this commit removed log_first_idx, so all of the above > probably need to be fixed up, too.
Thanks for pointing this out! I will get to work on a patch for this. John Ogness