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Groups > linux.kernel > #1428979
| From | Thadeu Lima de Souza Cascardo <cascardo@redhat.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCHv2 1/7] ppc bpf/jit: Disable classic BPF JIT on ppc64le |
| Date | 2016-06-22 19:00 +0200 |
| Message-ID | <rMTFo-5Zi-29@gated-at.bofh.it> (permalink) |
| References | <rMTcl-5Ma-3@gated-at.bofh.it> <rMTcl-5Ma-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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 >
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[PATCHv2 1/7] ppc bpf/jit: Disable classic BPF JIT on ppc64le "Naveen N. Rao" <naveen.n.rao@linux.vnet.ibm.com> - 2016-06-22 18:30 +0200 Re: [PATCHv2 1/7] ppc bpf/jit: Disable classic BPF JIT on ppc64le Thadeu Lima de Souza Cascardo <cascardo@redhat.com> - 2016-06-22 19:00 +0200 Re: [PATCHv2,1/7] ppc bpf/jit: Disable classic BPF JIT on ppc64le Michael Ellerman <mpe@ellerman.id.au> - 2016-06-23 11:30 +0200
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