Messages in this thread |  | | Date | Thu, 18 May 2023 13:03:01 -0400 | | From | Sasha Levin <> | | Subject | Re: [PATCH AUTOSEL 6.3 08/59] bpf, mips: Implement DADDI workarounds for JIT |
| |
On Fri, May 05, 2023 at 01:04:14PM +0100, Jiaxun Yang wrote: > > >> 2023年5月4日 20:40,Sasha Levin <sashal@kernel.org> 写道: >> >> From: Jiaxun Yang <jiaxun.yang@flygoat.com> >> >> [ Upstream commit bbefef2f07080cd502a93cb1c529e1c8a6c4ac8e ] >> >> For DADDI errata we just workaround by disable immediate operation >> for BPF_ADD / BPF_SUB to avoid generation of DADDIU. >> >> All other use cases in JIT won't cause overflow thus they are all safe. >> >> Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com> >> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> >> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> >> Acked-by: Johan Almbladh <johan.almbladh@anyfinetworks.com> >> Link: https://lore.kernel.org/bpf/20230228113305.83751-2-jiaxun.yang@flygoat.com >> Signed-off-by: Sasha Levin <sashal@kernel.org> > >Hi Sasha, > >I think this patch should count as a functional improvement instead of regression fix. > >Please drop it from stable queue.
Dropped, thanks!
-- Thanks, Sasha
|  |