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| author | Hengqi Chen <hengqi.chen@gmail.com> | 2025-10-02 22:39:52 +0800 |
|---|---|---|
| committer | Huacai Chen <chenhuacai@loongson.cn> | 2025-10-02 22:39:52 +0800 |
| commit | a04731cbee6e981afa4263289a0c0059c8b2e7b9 (patch) | |
| tree | b565c0ef06c429487aa3fa5a941e6f565fd512f1 | |
| parent | e82406c7cbdd368c5459b8a45e118811d2ba0794 (diff) | |
LoongArch: BPF: Don't align trampoline size
Currently, arch_alloc_bpf_trampoline() use bpf_prog_pack_alloc() which
will pack multiple trampolines into a huge page. So, no need to assume
the trampoline size is page aligned.
Cc: stable@vger.kernel.org
Tested-by: Vincent Li <vincent.mc.li@gmail.com>
Signed-off-by: Hengqi Chen <hengqi.chen@gmail.com>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
| -rw-r--r-- | arch/loongarch/net/bpf_jit.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/loongarch/net/bpf_jit.c b/arch/loongarch/net/bpf_jit.c index 8c3c211983f9..8d5547014b2c 100644 --- a/arch/loongarch/net/bpf_jit.c +++ b/arch/loongarch/net/bpf_jit.c @@ -1743,8 +1743,7 @@ int arch_bpf_trampoline_size(const struct btf_func_model *m, u32 flags, ret = __arch_prepare_bpf_trampoline(&ctx, &im, m, tlinks, func_addr, flags); - /* Page align */ - return ret < 0 ? ret : round_up(ret * LOONGARCH_INSN_SIZE, PAGE_SIZE); + return ret < 0 ? ret : ret * LOONGARCH_INSN_SIZE; } struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *prog) |