On 05/24/2018 08:56 AM, Sandipan Das wrote: > [1] Support for bpf-to-bpf function calls in the powerpc64 JIT compiler. > > [2] Provide a way for resolving function calls because of the way JITed > images are allocated in powerpc64. > > [3] Fix to get JITed instruction dumps for multi-function programs from > the bpf system call. > > [4] Fix for bpftool to show delimited multi-function JITed image dumps. > > v4: > - Incorporate review comments from Jakub. > - Fix JSON output for bpftool. > > v3: > - Change base tree tag to bpf-next. > - Incorporate review comments from Alexei, Daniel and Jakub. > - Make sure that the JITed image does not grow or shrink after > the last pass due to the way the instruction sequence used > to load a callee's address maybe optimized. > - Make additional changes to the bpf system call and bpftool to > make multi-function JITed dumps easier to correlate. > > v2: > - Incorporate review comments from Jakub. > > Sandipan Das (10): > bpf: support 64-bit offsets for bpf function calls > bpf: powerpc64: pad function address loads with NOPs > bpf: powerpc64: add JIT support for multi-function programs > bpf: get kernel symbol addresses via syscall > tools: bpf: sync bpf uapi header > tools: bpftool: resolve calls without using imm field > bpf: fix multi-function JITed dump obtained via syscall > bpf: get JITed image lengths of functions via syscall > tools: bpf: sync bpf uapi header > tools: bpftool: add delimiters to multi-function JITed dumps > > arch/powerpc/net/bpf_jit_comp64.c | 110 > ++++++++++++++++++++++++++++++-------- > include/uapi/linux/bpf.h | 4 ++ > kernel/bpf/syscall.c | 82 ++++++++++++++++++++++++++-- > kernel/bpf/verifier.c | 22 +++++--- > tools/bpf/bpftool/prog.c | 97 ++++++++++++++++++++++++++++++++- > tools/bpf/bpftool/xlated_dumper.c | 14 +++-- > tools/bpf/bpftool/xlated_dumper.h | 3 ++ > tools/include/uapi/linux/bpf.h | 4 ++ > 8 files changed, 301 insertions(+), 35 deletions(-)
Applied to bpf-next, thanks a lot Sandipan!