linux-stable/arch/riscv/net
Xu Kuohai 10541b374a riscv, bpf: Fix incorrect runtime stats
When __bpf_prog_enter() returns zero, the s1 register is not set to zero,
resulting in incorrect runtime stats. Fix it by setting s1 immediately upon
the return of __bpf_prog_enter().

Fixes: 49b5e77ae3 ("riscv, bpf: Add bpf trampoline support for RV64")
Signed-off-by: Xu Kuohai <xukuohai@huawei.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Reviewed-by: Pu Lehui <pulehui@huawei.com>
Acked-by: Björn Töpel <bjorn@kernel.org>
Link: https://lore.kernel.org/bpf/20240416064208.2919073-3-xukuohai@huaweicloud.com
2024-04-16 17:19:41 +02:00
..
Makefile riscv, bpf: Add RV32G eBPF JIT 2020-03-05 16:13:47 +01:00
bpf_jit.h bpf, riscv64/cfi: Support kCFI + BPF on riscv64 2024-03-06 15:18:16 -08:00
bpf_jit_comp32.c bpf, riscv64/cfi: Support kCFI + BPF on riscv64 2024-03-06 15:18:16 -08:00
bpf_jit_comp64.c riscv, bpf: Fix incorrect runtime stats 2024-04-16 17:19:41 +02:00
bpf_jit_core.c bpf, riscv64/cfi: Support kCFI + BPF on riscv64 2024-03-06 15:18:16 -08:00