Message ID | 20170531.194027.376921509270354470.davem@davemloft.net |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
diff --git a/arch/sparc/net/bpf_jit_comp_64.c b/arch/sparc/net/bpf_jit_comp_64.c index 4a52d34..098874a 100644 --- a/arch/sparc/net/bpf_jit_comp_64.c +++ b/arch/sparc/net/bpf_jit_comp_64.c @@ -802,8 +802,13 @@ static void build_prologue(struct jit_ctx *ctx) { s32 stack_needed = BASE_STACKFRAME; - if (ctx->saw_frame_pointer || ctx->saw_tail_call) - stack_needed += MAX_BPF_STACK; + if (ctx->saw_frame_pointer || ctx->saw_tail_call) { + struct bpf_prog *prog = ctx->prog; + u32 stack_depth; + + stack_depth = prog->aux->stack_depth; + stack_needed += round_up(stack_depth, 16); + } if (ctx->saw_tail_call) stack_needed += 8;
Signed-off-by: David S. Miller <davem@davemloft.net> --- Committed to net-next. arch/sparc/net/bpf_jit_comp_64.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)