lkml.org 
[lkml]   [2016]   [Jun]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCHv2 1/7] ppc bpf/jit: Disable classic BPF JIT on ppc64le
On Wed, Jun 22, 2016 at 09:55:01PM +0530, Naveen N. Rao wrote:
> Classic BPF JIT was never ported completely to work on little endian
> powerpc. However, it can be enabled and will crash the system when used.
> As such, disable use of BPF JIT on ppc64le.

Thanks, Naveen.

Acked-by: Thadeu Lima de Souza Cascardo <cascardo@redhat.com>

>
> Cc: stable@vger.kernel.org
> Cc: Matt Evans <matt@ozlabs.org>
> Cc: Denis Kirjanov <kda@linux-powerpc.org>
> Cc: Michael Ellerman <mpe@ellerman.id.au>
> Cc: Paul Mackerras <paulus@samba.org>
> Cc: Alexei Starovoitov <ast@fb.com>
> Cc: Daniel Borkmann <daniel@iogearbox.net>
> Cc: "David S. Miller" <davem@davemloft.net>
> Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
> Cc: Thadeu Lima de Souza Cascardo <cascardo@redhat.com>
> Reported-by: Thadeu Lima de Souza Cascardo <cascardo@redhat.com>
> Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
> ---
> arch/powerpc/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
> index 01f7464..0a9d439 100644
> --- a/arch/powerpc/Kconfig
> +++ b/arch/powerpc/Kconfig
> @@ -128,7 +128,7 @@ config PPC
> select IRQ_FORCED_THREADING
> select HAVE_RCU_TABLE_FREE if SMP
> select HAVE_SYSCALL_TRACEPOINTS
> - select HAVE_CBPF_JIT
> + select HAVE_CBPF_JIT if CPU_BIG_ENDIAN
> select HAVE_ARCH_JUMP_LABEL
> select ARCH_HAVE_NMI_SAFE_CMPXCHG
> select ARCH_HAS_GCOV_PROFILE_ALL
> --
> 2.8.2
>

\
 
 \ /
  Last update: 2016-06-22 19:21    [W:0.262 / U:0.556 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site