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| author | Radim Krčmář <rkrcmar@ventanamicro.com> | 2025-08-12 11:02:55 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-09-09 19:02:40 +0200 |
| commit | fc11ff5cad08efeb813fec46f72ae3ed74fd6204 (patch) | |
| tree | ced7db13c23f70f4713d9ffa35612884538d065a /tools/perf/scripts/python/call-graph-from-sql.py | |
| parent | b5176a7d4593b0e96e82b502510e7dde60535a6d (diff) | |
riscv, bpf: use lw when reading int cpu in BPF_MOV64_PERCPU_REG
commit ad5348c765914766a98ad26cf7a8c28d51a16bdd upstream.
emit_ld is wrong, because thread_info.cpu is 32-bit, not xlen-bit wide.
The struct currently has a hole after cpu, so little endian accesses
seemed fine.
Fixes: 19c56d4e5be1 ("riscv, bpf: add internal-only MOV instruction to resolve per-CPU addrs")
Cc: stable@vger.kernel.org
Signed-off-by: Radim Krčmář <rkrcmar@ventanamicro.com>
Reviewed-by: Pu Lehui <pulehui@huawei.com>
Acked-by: Björn Töpel <bjorn@kernel.org>
Tested-by: Björn Töpel <bjorn@rivosinc.com> # QEMU
Reviewed-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Link: https://lore.kernel.org/r/20250812090256.757273-3-rkrcmar@ventanamicro.com
Signed-off-by: Paul Walmsley <pjw@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-sql.py')
0 files changed, 0 insertions, 0 deletions