From: Kenjiro Nakayama Date: Thu, 4 May 2023 03:54:43 +0000 (+0900) Subject: libbpf: Fix comment about arc and riscv arch in bpf_tracing.h X-Git-Tag: v6.5-rc1~163^2~269^2~15 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=7866fc6aa0deb2294eb781fc3ac94b7d4c6eb242;p=thirdparty%2Fkernel%2Flinux.git libbpf: Fix comment about arc and riscv arch in bpf_tracing.h To make comments about arc and riscv arch in bpf_tracing.h accurate, this patch fixes the comment about arc and adds the comment for riscv. Signed-off-by: Kenjiro Nakayama Signed-off-by: Andrii Nakryiko Link: https://lore.kernel.org/bpf/20230504035443.427927-1-nakayamakenjiro@gmail.com --- diff --git a/tools/lib/bpf/bpf_tracing.h b/tools/lib/bpf/bpf_tracing.h index 6fb3d0f9af17e..be076a4041ab1 100644 --- a/tools/lib/bpf/bpf_tracing.h +++ b/tools/lib/bpf/bpf_tracing.h @@ -351,6 +351,7 @@ struct pt_regs___arm64 { * https://github.com/riscv-non-isa/riscv-elf-psabi-doc/blob/master/riscv-cc.adoc#risc-v-calling-conventions */ +/* riscv provides struct user_regs_struct instead of struct pt_regs to userspace */ #define __PT_REGS_CAST(x) ((const struct user_regs_struct *)(x)) #define __PT_PARM1_REG a0 #define __PT_PARM2_REG a1 @@ -383,7 +384,7 @@ struct pt_regs___arm64 { * https://raw.githubusercontent.com/wiki/foss-for-synopsys-dwc-arc-processors/toolchain/files/ARCv2_ABI.pdf */ -/* arc provides struct user_pt_regs instead of struct pt_regs to userspace */ +/* arc provides struct user_regs_struct instead of struct pt_regs to userspace */ #define __PT_REGS_CAST(x) ((const struct user_regs_struct *)(x)) #define __PT_PARM1_REG scratch.r0 #define __PT_PARM2_REG scratch.r1