Message ID | 20200819013607.3607269-1-andriin@fb.com |
---|---|
Headers | show |
Series | libbpf: minimize feature detection (reallocarray, libelf-mmap) | expand |
On 8/18/20 6:36 PM, Andrii Nakryiko wrote: > Get rid of two feature detectors: reallocarray and libelf-mmap. Optional > feature detections complicate libbpf Makefile and cause more troubles for > various applications that want to integrate libbpf as part of their build. > > Patch #1 replaces all reallocarray() uses into libbpf-internal reallocarray() > implementation. Patches #2 and #3 makes sure we won't re-introduce > reallocarray() accidentally. Patch #2 also removes last use of > libbpf_internal.h header inside bpftool. There is still nlattr.h that's used > by both libbpf and bpftool, but that's left for a follow up patch to split. > Patch #4 removed libelf-mmap feature detector and all its uses, as it's > trivial to handle missing mmap support in libbpf, the way objtool has been > doing it for a while. > > v1->v2 and v2->v3: > - rebase to latest bpf-next (Alexei). Applied. Thanks