Thread (9 messages) 9 messages, 4 authors, 2015-03-25

Re: [PATCH v4 0/3] powerpc: Enable seccomp filter support

From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: 2015-02-27 20:55:45
Also in: lkml

On Fri, 2015-02-27 at 09:28 +0200, Purcareata Bogdan wrote:
Ping?
What is the ping for ?

Ben.
On 18.02.2015 10:16, Bogdan Purcareata wrote:
quoted
Add the missing pieces in order to enable SECCOMP_FILTER on PowerPC
architectures, and enable this support.

Testing has been pursued using libseccomp with the latest ppc support patches
[1][2], on Freescale platforms for both ppc and ppc64. Support on ppc64le has
also been tested, courtesy of Mike Strosaker.

[1] https://groups.google.com/forum/#!topic/libseccomp/oz42LfMDsxg
[2] https://groups.google.com/forum/#!topic/libseccomp/TQWfCt_nD7c

v4:
- rebased on top of 3.19

v3:
- keep setting ENOSYS in syscall entry assembly when syscall tracing is disabled

v2:
- move setting ENOSYS from syscall entry assembly to do_syscall_trace_enter

Bogdan Purcareata (3):
   powerpc: Don't force ENOSYS as error on syscall fail
   powerpc: Relax secure computing on syscall entry trace
   powerpc: Enable HAVE_ARCH_SECCOMP_FILTER

  arch/powerpc/Kconfig           | 1 +
  arch/powerpc/kernel/entry_32.S | 7 ++++++-
  arch/powerpc/kernel/entry_64.S | 5 +++--
  arch/powerpc/kernel/ptrace.c   | 8 ++++++--
  4 files changed, 16 insertions(+), 5 deletions(-)
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