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From: "Naveen N. Rao" <naveen.n.rao@linux.vnet.ibm.com>
To: Michael Ellerman <mpe@ellerman.id.au>, Nicholas Piggin <npiggin@gmail.com>,
 Jordan Niethe <jniethe5@gmail.com>, Daniel Borkmann <daniel@iogearbox.net>,
 Alexei Starovoitov <alexei.starovoitov@gmail.com>,
 Christophe Leroy <christophe.leroy@csgroup.eu>,
 Johan Almbladh <johan.almbladh@anyfinetworks.com>,
 Song Liu <songliubraving@fb.com>
Subject: [PATCH v2 00/10] powerpc/bpf: Various fixes
Date: Wed,  6 Oct 2021 01:55:19 +0530
Message-Id: <cover.1633464148.git.naveen.n.rao@linux.vnet.ibm.com>
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 <linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org>

This is v2 of the series posted at:
http://lkml.kernel.org/r/cover.1633104510.git.naveen.n.rao@linux.vnet.ibm.com

Only patches from v1 that need to go into powerpc/fixes are included.
Other patches will be posted as a separate series for inclusion into
powerpc/next. 

Patches 7 to 10 are new and fix issues in ppc32.


- Naveen


Naveen N. Rao (10):
  powerpc/lib: Add helper to check if offset is within conditional
    branch range
  powerpc/bpf: Validate branch ranges
  powerpc/bpf: Fix BPF_MOD when imm == 1
  powerpc/bpf: Fix BPF_SUB when imm == 0x80000000
  powerpc/security: Add a helper to query stf_barrier type
  powerpc/bpf: Emit stf barrier instruction sequences for BPF_NOSPEC
  powerpc/bpf ppc32: Fix ALU32 BPF_ARSH operation
  powerpc/bpf ppc32: Fix JMP32_JSET_K
  powerpc/bpf ppc32: Do not emit zero extend instruction for 64-bit
    BPF_END
  powerpc/bpf ppc32: Fix BPF_SUB when imm == 0x80000000

 arch/powerpc/include/asm/code-patching.h     |   1 +
 arch/powerpc/include/asm/security_features.h |   5 +
 arch/powerpc/kernel/security.c               |   5 +
 arch/powerpc/lib/code-patching.c             |   7 +-
 arch/powerpc/net/bpf_jit.h                   |  33 +++---
 arch/powerpc/net/bpf_jit64.h                 |   8 +-
 arch/powerpc/net/bpf_jit_comp.c              |   6 +-
 arch/powerpc/net/bpf_jit_comp32.c            |  16 +--
 arch/powerpc/net/bpf_jit_comp64.c            | 100 +++++++++++++++----
 9 files changed, 139 insertions(+), 42 deletions(-)


base-commit: cdcb1396e357bd198f81dc7fa4f5d819063abe44
-- 
2.33.0