[PATCH 0/4] bpf powerpc: Add BPF_PROBE_MEM support for 64bit JIT

From: Ravi Bangoria
Date: Tue Jul 06 2021 - 03:33:20 EST


Patch #1, #2 are simple cleanup patches. Patch #3 adds
BPF_PROBE_MEM support with PowerPC 64bit JIT compiler.
Patch #4 adds explicit addr > TASK_SIZE_MAX check to
handle bad userspace pointers.

Ravi Bangoria (4):
bpf powerpc: Remove unused SEEN_STACK
bpf powerpc: Remove extra_pass from bpf_jit_build_body()
bpf powerpc: Add BPF_PROBE_MEM support for 64bit JIT
bpf powerpc: Add addr > TASK_SIZE_MAX explicit check

arch/powerpc/net/bpf_jit.h | 8 ++-
arch/powerpc/net/bpf_jit_comp.c | 25 ++++++--
arch/powerpc/net/bpf_jit_comp32.c | 4 +-
arch/powerpc/net/bpf_jit_comp64.c | 100 +++++++++++++++++++++++++++++-
4 files changed, 124 insertions(+), 13 deletions(-)

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2.26.3