Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
---
Committed to net-next.
arch/sparc/net/bpf_jit_comp_64.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
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;
--
2.1.2.532.g19b5d50
--
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