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Fix printk handler to comply with new symtab convention

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This commit is contained in:
Pragyansh Chaturvedi
2025-09-26 01:02:10 +05:30
parent 51595f9ec2
commit ee03ac04d0
4 changed files with 10 additions and 9 deletions
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4
pythonbpf/bpf_helper_handler.py
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@ -121,7 +121,8 @@ def bpf_printk_emitter(call, map_ptr, module, builder, func, local_sym_tab=None,
"Warning: bpf_printk supports up to 3 arguments, extra arguments will be ignored.")
for expr in exprs[:3]:
val = eval_expr(func, module, builder, expr, local_sym_tab, None)
val, _ = eval_expr(func, module, builder,
expr, local_sym_tab, None)
if val:
if isinstance(val.type, ir.PointerType):
val = builder.ptrtoint(val, ir.IntType(64))
@ -137,7 +138,6 @@ def bpf_printk_emitter(call, map_ptr, module, builder, func, local_sym_tab=None,
print(
"Warning: Failed to evaluate expression for bpf_printk argument. It will be converted to 0.")
args.append(ir.Constant(ir.IntType(64), 0))
fn_type = ir.FunctionType(ir.IntType(
64), [ir.PointerType(), ir.IntType(32)], var_arg=True)
fn_ptr_type = ir.PointerType(fn_type)