diff options
Diffstat (limited to 'meta-rcar-gen3/recipes-kernel/linux')
| -rw-r--r-- | meta-rcar-gen3/recipes-kernel/linux/linux-renesas/0001-arm64-bpf-correct-broken-uapi-for-BPF_PROG_TYPE_PERF.patch | 61 | ||||
| -rw-r--r-- | meta-rcar-gen3/recipes-kernel/linux/linux-renesas_4.14.bb | 5 |
2 files changed, 66 insertions, 0 deletions
diff --git a/meta-rcar-gen3/recipes-kernel/linux/linux-renesas/0001-arm64-bpf-correct-broken-uapi-for-BPF_PROG_TYPE_PERF.patch b/meta-rcar-gen3/recipes-kernel/linux/linux-renesas/0001-arm64-bpf-correct-broken-uapi-for-BPF_PROG_TYPE_PERF.patch new file mode 100644 index 0000000..9c38a32 --- /dev/null +++ b/meta-rcar-gen3/recipes-kernel/linux/linux-renesas/0001-arm64-bpf-correct-broken-uapi-for-BPF_PROG_TYPE_PERF.patch @@ -0,0 +1,61 @@ +From a39cada70268aadff7153e4f782bcd90a5c69d07 Mon Sep 17 00:00:00 2001 +From: Hendrik Brueckner <brueckner@linux.vnet.ibm.com> +Date: Mon, 4 Dec 2017 10:56:46 +0100 +Subject: [PATCH] arm64/bpf: correct broken uapi for BPF_PROG_TYPE_PERF_EVENT + program type + +Correct the broken uapi for the BPF_PROG_TYPE_PERF_EVENT program type +by exporting the user_pt_regs structure instead of the pt_regs structure +that is in-kernel only. + +Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com> +Reviewed-by: Thomas Richter <tmricht@linux.vnet.ibm.com> +Acked-by: Alexei Starovoitov <ast@kernel.org> +Cc: Will Deacon <will.deacon@arm.com> +Cc: Mark Rutland <mark.rutland@arm.com> +Cc: Arnaldo Carvalho de Melo <acme@kernel.org> +Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> +--- + arch/arm64/include/asm/perf_event.h | 2 ++ + arch/arm64/include/uapi/asm/bpf_perf_event.h | 9 +++++++++ + 2 files changed, 11 insertions(+) + create mode 100644 arch/arm64/include/uapi/asm/bpf_perf_event.h + +diff --git a/arch/arm64/include/asm/perf_event.h b/arch/arm64/include/asm/perf_event.h +index 8d5cbec..f9ccc36 100644 +--- a/arch/arm64/include/asm/perf_event.h ++++ b/arch/arm64/include/asm/perf_event.h +@@ -18,6 +18,7 @@ + #define __ASM_PERF_EVENT_H + + #include <asm/stack_pointer.h> ++#include <asm/ptrace.h> + + #define ARMV8_PMU_MAX_COUNTERS 32 + #define ARMV8_PMU_COUNTER_MASK (ARMV8_PMU_MAX_COUNTERS - 1) +@@ -79,6 +80,7 @@ struct pt_regs; + extern unsigned long perf_instruction_pointer(struct pt_regs *regs); + extern unsigned long perf_misc_flags(struct pt_regs *regs); + #define perf_misc_flags(regs) perf_misc_flags(regs) ++#define perf_arch_bpf_user_pt_regs(regs) ®s->user_regs + #endif + + #define perf_arch_fetch_caller_regs(regs, __ip) { \ +diff --git a/arch/arm64/include/uapi/asm/bpf_perf_event.h b/arch/arm64/include/uapi/asm/bpf_perf_event.h +new file mode 100644 +index 0000000..b551b74 +--- /dev/null ++++ b/arch/arm64/include/uapi/asm/bpf_perf_event.h +@@ -0,0 +1,9 @@ ++/* SPDX-License-Identifier: GPL-2.0 */ ++#ifndef _UAPI__ASM_BPF_PERF_EVENT_H__ ++#define _UAPI__ASM_BPF_PERF_EVENT_H__ ++ ++#include <asm/ptrace.h> ++ ++typedef struct user_pt_regs bpf_user_pt_regs_t; ++ ++#endif /* _UAPI__ASM_BPF_PERF_EVENT_H__ */ +-- +2.7.4 + diff --git a/meta-rcar-gen3/recipes-kernel/linux/linux-renesas_4.14.bb b/meta-rcar-gen3/recipes-kernel/linux/linux-renesas_4.14.bb index 1def91d..f0aa4b8 100644 --- a/meta-rcar-gen3/recipes-kernel/linux/linux-renesas_4.14.bb +++ b/meta-rcar-gen3/recipes-kernel/linux/linux-renesas_4.14.bb @@ -68,6 +68,11 @@ SRC_URI_append = " \ ${@bb.utils.contains('MACHINE_FEATURES','usb3','file://usb3.cfg','',d)} \ " +# W/A Fix build issue with Linux v4.14 +SRC_URI_append = " \ + file://0001-arm64-bpf-correct-broken-uapi-for-BPF_PROG_TYPE_PERF.patch \ +" + do_download_firmware () { install -m 755 ${WORKDIR}/r8a779x_usb3_v*.dlmem ${STAGING_KERNEL_DIR}/firmware } |