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(parent: bf186cc) | patch
libbpf: Add support for field size relocations
authorAndrii Nakryiko <andriin@fb.com>
Fri, 1 Nov 2019 22:28:08 +0000 (15:28 -0700)
committerDaniel Borkmann <daniel@iogearbox.net>
Mon, 4 Nov 2019 15:06:56 +0000 (16:06 +0100)
commit672248a2372fe63601f33a9a1bf45ba44670d712
tree268a181aa151235586834f3cc4212c6d1d18107etree | snapshot
parentbf186cce17e2bde51b3bc886c7bdb5442f45b0f6commit | diff
libbpf: Add support for field size relocations

Add bpf_core_field_size() macro, capturing a relocation against field size.
Adjust bits of internal libbpf relocation logic to allow capturing size
relocations of various field types: arrays, structs/unions, enums, etc.

Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20191101222810.1246166-4-andriin@fb.com
tools/lib/bpf/bpf_core_read.h diff | blob | history
tools/lib/bpf/libbpf.c diff | blob | history
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