libbpf: Add ring__map_fd
authorMartin Kelly <martin.kelly@crowdstrike.com>
Mon, 25 Sep 2023 21:50:42 +0000 (14:50 -0700)
committerAndrii Nakryiko <andrii@kernel.org>
Mon, 25 Sep 2023 23:22:43 +0000 (16:22 -0700)
commitae769390377adaec2798bd1a69171f00d0a25be0
treed871b46e6aecdf6713851c91925f019eb93f90dd
parentbb32dd2c8fec71990bbc231aac934e1c73a17341
libbpf: Add ring__map_fd

Add ring__map_fd to get the file descriptor underlying a given
ringbuffer.

Signed-off-by: Martin Kelly <martin.kelly@crowdstrike.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20230925215045.2375758-12-martin.kelly@crowdstrike.com
tools/lib/bpf/libbpf.h
tools/lib/bpf/libbpf.map
tools/lib/bpf/ringbuf.c