Re: I compile gdbserver for RISCV on gdb10.1 version, and there is a error

On Fri, Nov 20, 2020 at 7:48 AM Rodney M. Bates <[email protected]>
wrote:

> On 11/16/20 3:55 PM, Jim Wilson wrote:
> > If you have an old linux kernel, gdb will not work due to bugs in the
> linux
> > kernel ptrace support.  I submitted two patches to fix two problems in
> Fall
> > 2018.  Then there was a third patch to add support for FP registers but
> you
> > only need that one if you want to look at FP registers.  You definitely
>
> How old a Linux kernel has these bugs?
>

Fall 2018.  I don't know linux kernel version numbers.  You can look it
up.  Certainly 4.15 won't work without patches.  But another person pointed
at a patched 4.15 tree that has the two most important patches.

Jim