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bpf: Fix a comment describing bpf_attr

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The map_fd field of the bpf_attr union is used in the BPF_MAP_FREEZE
syscall.  Explicitly mention this in the comments.

Signed-off-by: Anton Protopopov <a.s.protopopov@gmail.com>
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20250331203618.1973691-2-a.s.protopopov@gmail.com
This commit is contained in:
Anton Protopopov
2025-03-31 20:36:17 +00:00
committed by Andrii Nakryiko
parent 732d6c011f
commit 4687560af9
1 changed files with 1 additions and 1 deletions
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include/uapi/linux/bpf.h
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@@ -1506,7 +1506,7 @@ union bpf_attr {
__s32 map_token_fd;
};
struct { /* anonymous struct used by BPF_MAP_*_ELEM commands */
struct { /* anonymous struct used by BPF_MAP_*_ELEM and BPF_MAP_FREEZE commands */
__u32 map_fd;
__aligned_u64 key;
union {