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headers/vmlinux: Add arch specific vmlinux.h defines

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Signed-off-by: Jesper Dangaard Brouer <brouer@redhat.com>
This commit is contained in:
Jesper Dangaard Brouer
2021-06-01 16:12:43 +02:00
parent f34f8d5787
commit 064bc31354
4 changed files with 52 additions and 8 deletions
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20
headers/vmlinux_local.h
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@@ -9,10 +9,6 @@
*/
#ifndef __VMLINUX_H__
#define __VMLINUX_H__
/*
* Notice: Defining __VMLINUX_H__ (or __KERNEL__) cause <bpf/bpf_tracing.h>
* header file to define architecture specific PT_REGS_PARM's.
*/
#include <linux/types.h> /* Needed for __uNN in vmlinux/vmlinux_types.h */
@@ -24,6 +20,22 @@
#include "vmlinux/vmlinux_common.h"
#include "vmlinux/vmlinux_net.h"
/*
* Notice: Defining __VMLINUX_H__ (or __KERNEL__) cause <bpf/bpf_tracing.h>
* header file to define architecture specific PT_REGS_PARM's.
*
* When using '-target bpf' the fallback mechanism doesn't detect right arch
* via compiler defines.
*
* Makefile system in lib/common.mk detect ARCH and defines the
* defines __TARGET_ARCH_$(ARCH) matched on below.
*/
#if defined(__TARGET_ARCH_x86)
#include "vmlinux/arch/x86/vmlinux.h"
#else
#warning "Makefile for BPF-tracing on this arch: not supported yet"
#endif
#ifndef BPF_NO_PRESERVE_ACCESS_INDEX
#pragma clang attribute pop
#endif