diff options
| author | Andrii Nakryiko <andrii@kernel.org> | 2023-01-20 12:09:11 -0800 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2023-01-23 20:53:01 +0100 |
| commit | 2cf802737fb9cbc258ec65b15c06bd226881ae88 (patch) | |
| tree | 0365f3bf2937a8912fcb52082fd9cbb69c6579d9 /tools/lib | |
| parent | a0426216a32004bbb1c96dbffaeca7ac261960cf (diff) | |
libbpf: Define arc syscall regs spec in bpf_tracing.h
Define explicit table of registers used for syscall argument passing.
Signed-off-by: Andrii Nakryiko <andrii@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20230120200914.3008030-23-andrii@kernel.org
Diffstat (limited to 'tools/lib')
| -rw-r--r-- | tools/lib/bpf/bpf_tracing.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/tools/lib/bpf/bpf_tracing.h b/tools/lib/bpf/bpf_tracing.h index 047dc84c7cc9..87fd2c774e73 100644 --- a/tools/lib/bpf/bpf_tracing.h +++ b/tools/lib/bpf/bpf_tracing.h @@ -392,13 +392,21 @@ struct pt_regs___arm64 { #define __PT_PARM6_REG scratch.r5 #define __PT_PARM7_REG scratch.r6 #define __PT_PARM8_REG scratch.r7 + +/* arc does not select ARCH_HAS_SYSCALL_WRAPPER. */ +#define PT_REGS_SYSCALL_REGS(ctx) ctx +#define __PT_PARM1_SYSCALL_REG __PT_PARM1_REG +#define __PT_PARM2_SYSCALL_REG __PT_PARM2_REG +#define __PT_PARM3_SYSCALL_REG __PT_PARM3_REG +#define __PT_PARM4_SYSCALL_REG __PT_PARM4_REG +#define __PT_PARM5_SYSCALL_REG __PT_PARM5_REG +#define __PT_PARM6_SYSCALL_REG __PT_PARM6_REG + #define __PT_RET_REG scratch.blink #define __PT_FP_REG scratch.fp #define __PT_RC_REG scratch.r0 #define __PT_SP_REG scratch.sp #define __PT_IP_REG scratch.ret -/* arc does not select ARCH_HAS_SYSCALL_WRAPPER. */ -#define PT_REGS_SYSCALL_REGS(ctx) ctx #elif defined(bpf_target_loongarch) |