From: Vasily Gorbik <gor@linux.ibm.com>
To: Ilya Leoshkevich <iii@linux.ibm.com>
Cc: Alexei Starovoitov <ast@kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Andrii Nakryiko <andrii.nakryiko@gmail.com>,
Heiko Carstens <hca@linux.ibm.com>,
Christian Borntraeger <borntraeger@linux.ibm.com>,
Alexander Gordeev <agordeev@linux.ibm.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Michael Ellerman <mpe@ellerman.id.au>,
Paul Walmsley <paul.walmsley@sifive.com>,
"Naveen N . Rao" <naveen.n.rao@linux.vnet.ibm.com>,
bpf@vger.kernel.org
Subject: Re: [PATCH bpf-next v3 02/11] s390/bpf: Add orig_gpr2 to user_pt_regs
Date: Sat, 5 Feb 2022 13:37:20 +0100 [thread overview]
Message-ID: <your-ad-here.call-01644064640-ext-0194@work.hours> (raw)
In-Reply-To: <20220204145018.1983773-3-iii@linux.ibm.com>
On Fri, Feb 04, 2022 at 03:50:09PM +0100, Ilya Leoshkevich wrote:
> user_pt_regs is used by eBPF in order to access userspace registers -
> see commit 466698e654e8 ("s390/bpf: correct broken uapi for
> BPF_PROG_TYPE_PERF_EVENT program type"). In order to access the first
> syscall argument from eBPF programs, we need to export orig_gpr2.
>
> Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
> ---
> arch/s390/include/asm/ptrace.h | 2 +-
> arch/s390/include/uapi/asm/ptrace.h | 1 +
> 2 files changed, 2 insertions(+), 1 deletion(-)
Acked-by: Vasily Gorbik <gor@linux.ibm.com>
next prev parent reply other threads:[~2022-02-05 12:37 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-04 14:50 [PATCH bpf-next v3 00/11] libbpf: Fix accessing syscall arguments Ilya Leoshkevich
2022-02-04 14:50 ` [PATCH bpf-next v3 01/11] arm64/bpf: Add orig_x0 to user_pt_regs Ilya Leoshkevich
2022-02-04 14:50 ` [PATCH bpf-next v3 02/11] s390/bpf: Add orig_gpr2 " Ilya Leoshkevich
2022-02-05 0:36 ` Heiko Carstens
2022-02-05 12:37 ` Vasily Gorbik [this message]
2022-02-04 14:50 ` [PATCH bpf-next v3 03/11] selftests/bpf: Fix an endianness issue in bpf_syscall_macro test Ilya Leoshkevich
2022-02-04 14:50 ` [PATCH bpf-next v3 04/11] libbpf: Add __PT_PARM1_REG_SYSCALL macro Ilya Leoshkevich
2022-02-04 16:15 ` Naveen N. Rao
2022-02-04 14:50 ` [PATCH bpf-next v3 05/11] libbpf: Add PT_REGS_SYSCALL_REGS macro Ilya Leoshkevich
2022-02-04 16:46 ` Naveen N. Rao
2022-02-04 18:15 ` Andrii Nakryiko
2022-02-05 7:04 ` Naveen N. Rao
2022-02-04 14:50 ` [PATCH bpf-next v3 06/11] selftests/bpf: Use PT_REGS_SYSCALL_REGS in bpf_syscall_macro Ilya Leoshkevich
2022-02-04 14:50 ` [PATCH bpf-next v3 07/11] libbpf: Fix accessing the first syscall argument on arm64 Ilya Leoshkevich
2022-02-04 14:50 ` [PATCH bpf-next v3 08/11] libbpf: Fix accessing syscall arguments on powerpc Ilya Leoshkevich
2022-02-05 7:05 ` Naveen N. Rao
2022-02-04 14:50 ` [PATCH bpf-next v3 09/11] libbpf: Fix accessing program counter on riscv Ilya Leoshkevich
2022-02-04 14:50 ` [PATCH bpf-next v3 10/11] libbpf: Fix accessing syscall arguments " Ilya Leoshkevich
2022-02-04 14:50 ` [PATCH bpf-next v3 11/11] libbpf: Fix accessing the first syscall argument on s390 Ilya Leoshkevich
2022-02-05 20:30 ` [PATCH bpf-next v3 00/11] libbpf: Fix accessing syscall arguments patchwork-bot+netdevbpf
2022-02-07 16:10 ` Andrii Nakryiko
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