Commit 4d0d1673 authored by Jianlin Lv's avatar Jianlin Lv Committed by Alexei Starovoitov
Browse files

docs: Correct subject prefix and update LLVM info 



bpf_devel_QA.rst:152 The subject prefix information is not accurate, it
should be 'PATCH bpf-next v2'

Also update LLVM version info and add information about
‘-DLLVM_TARGETS_TO_BUILD’ to prompt the developer to build the desired
target.

Signed-off-by: default avatarJianlin Lv <Jianlin.Lv@arm.com>
Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
Acked-by: default avatarYonghong Song <yhs@fb.com>
Link: https://lore.kernel.org/bpf/20200821052817.46887-1-Jianlin.Lv@arm.com
parent 890f4365

Documentation/bpf/bpf_devel_QA.rst

+12 −7
Original line number Diff line number Diff line
@@ -149,7 +149,7 @@ In case the patch or patch series has to be reworked and sent out 
again in a second or later revision, it is also required to add a

version number (``v2``, ``v3``, ...) into the subject prefix::



  git format-patch --subject-prefix='PATCH net-next v2' start..finish

  git format-patch --subject-prefix='PATCH bpf-next v2' start..finish



When changes have been requested to the patch series, always send the

whole patch series again with the feedback incorporated (never send
@@ -479,12 +479,13 @@ LLVM's static compiler lists the supported targets through 


     $ llc --version

     LLVM (http://llvm.org/):

       LLVM version 6.0.0svn

       LLVM version 10.0.0

       Optimized build.

       Default target: x86_64-unknown-linux-gnu

       Host CPU: skylake



       Registered Targets:

         aarch64    - AArch64 (little endian)

         bpf        - BPF (host endian)

         bpfeb      - BPF (big endian)

         bpfel      - BPF (little endian)
@@ -517,6 +518,10 @@ from the git repositories:: 
The built binaries can then be found in the build/bin/ directory, where

you can point the PATH variable to.



Set ``-DLLVM_TARGETS_TO_BUILD`` equal to the target you wish to build, you

will find a full list of targets within the llvm-project/llvm/lib/Target

directory.



Q: Reporting LLVM BPF issues

----------------------------

Q: Should I notify BPF kernel maintainers about issues in LLVM's BPF code

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