From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-178.mta1.migadu.com (out-178.mta1.migadu.com [95.215.58.178]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0E9783D9678 for ; Mon, 8 Jun 2026 14:52:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=95.215.58.178 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780930334; cv=none; b=Figya3MP0kv3WafvmsXWKNAytCpOXN/VsUou9FSR8wuHR60C2Ys7v+8jcBkfpmfxSBCgUflirJXhBgwQHExE9ciyhx1FnoZqVOPJap3LzMmykK/NtPME+jEiNYq7rh2RK7E+CvQQZPKOnZ1KaOinEUM/VY7W4tWZcpyeS5bZ6YQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780930334; c=relaxed/simple; bh=M0jQI31EwXa3KOTZMdije29yltYsv4MYDvK3je7g/rU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=jMq+prsGSs/mUsrwDji2XBPNH0lktQzlqiXWsACmtv8zZBe87ZhQBbeYerRYqJt/DDMCyxNslEuvNllsAyBcQAyLRC91w7cNvN9OiMF9efmooPuf+T5/Lhn1HncKL/9S4tkNKGbX39LMe2sgnPMLtxhJhx/a8llJSLxydFNtF5I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=T0VdLGbf; arc=none smtp.client-ip=95.215.58.178 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="T0VdLGbf" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1780930331; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=dSIxBzyDkXC88SVvpDlcrBWgN1p50Bd+kAptACE+yR0=; b=T0VdLGbfTnVgLhh3oM/pzHi2ksCRylukjXB9hBNp7ygc3Jfwgkkn3sMP0WiZFw6C7ZUMJX WwYvsvZCXJjqljQCIxmLzJdbawlhWyx2vNtk/wju+eHuAOIEqPTpuKDF8bJieye9UCA+x1 TtPaWDgksiIjXezauBL6wK2wMh5sfaU= From: Leon Hwang To: bpf@vger.kernel.org Cc: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , Eduard Zingerman , Kumar Kartikeya Dwivedi , Song Liu , Yonghong Song , Jiri Olsa , John Fastabend , Quentin Monnet , Shuah Khan , Leon Hwang , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, kernel-patches-bot@fb.com Subject: [PATCH bpf-next v5 1/9] bpf: Drop duplicate blank lines in verifier Date: Mon, 8 Jun 2026 22:51:05 +0800 Message-ID: <20260608145113.65857-2-leon.hwang@linux.dev> In-Reply-To: <20260608145113.65857-1-leon.hwang@linux.dev> References: <20260608145113.65857-1-leon.hwang@linux.dev> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT There are many adjacent blank lines in the verifier that have accumulated over time. Drop them for cleanup. No functional changes intended. Signed-off-by: Leon Hwang --- kernel/bpf/verifier.c | 15 --------------- 1 file changed, 15 deletions(-) diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index ed7ba0e6a9ce..2690d063a240 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -651,7 +651,6 @@ static void __mark_dynptr_reg(struct bpf_reg_state *reg, enum bpf_dynptr_type type, bool first_slot, int id, int parent_id); - static void mark_dynptr_stack_regs(struct bpf_verifier_env *env, struct bpf_reg_state *sreg1, struct bpf_reg_state *sreg2, @@ -1688,7 +1687,6 @@ static bool same_callsites(struct bpf_verifier_state *a, struct bpf_verifier_sta return true; } - void bpf_free_backedges(struct bpf_scc_visit *visit) { struct bpf_scc_backedge *backedge, *next; @@ -2308,7 +2306,6 @@ static struct bpf_verifier_state *push_async_cb(struct bpf_verifier_env *env, return &elem->st; } - static int cmp_subprogs(const void *a, const void *b) { return ((struct bpf_subprog_info *)a)->start - @@ -3325,7 +3322,6 @@ static bool is_spillable_regtype(enum bpf_reg_type type) } } - /* check if register is a constant scalar value */ static bool is_reg_const(struct bpf_reg_state *reg, bool subreg32) { @@ -3987,7 +3983,6 @@ static int check_stack_read(struct bpf_verifier_env *env, return err; } - /* check_stack_write dispatches to check_stack_write_fixed_off or * check_stack_write_var_off. * @@ -4782,7 +4777,6 @@ static int check_sock_access(struct bpf_verifier_env *env, int insn_idx, valid = false; } - if (valid) { env->insn_aux_data[insn_idx].ctx_field_size = info.ctx_field_size; @@ -6602,7 +6596,6 @@ static int check_stack_range_initialized( if (err) return err; - if (tnum_is_const(reg->var_off)) { min_off = max_off = reg->var_off.value + off; } else { @@ -7316,7 +7309,6 @@ static bool is_iter_new_kfunc(struct bpf_kfunc_call_arg_meta *meta) return meta->kfunc_flags & KF_ITER_NEW; } - static bool is_iter_destroy_kfunc(struct bpf_kfunc_call_arg_meta *meta) { return meta->kfunc_flags & KF_ITER_DESTROY; @@ -11459,7 +11451,6 @@ static int process_irq_flag(struct bpf_verifier_env *env, struct bpf_reg_state * return 0; } - static int ref_set_non_owning(struct bpf_verifier_env *env, struct bpf_reg_state *reg) { struct btf_record *rec = reg_btf_record(reg); @@ -16335,7 +16326,6 @@ static int check_ld_abs(struct bpf_verifier_env *env, struct bpf_insn *insn) return 0; } - static bool return_retval_range(struct bpf_verifier_env *env, struct bpf_retval_range *range) { enum bpf_prog_type prog_type = resolve_prog_type(env->prog); @@ -18228,8 +18218,6 @@ static void release_insn_arrays(struct bpf_verifier_env *env) bpf_insn_array_release(env->insn_array_maps[i]); } - - /* The verifier does more data flow analysis than llvm and will not * explore branches that are dead at run time. Malicious programs can * have dead code too. Therefore replace all dead at-run-time code @@ -18257,8 +18245,6 @@ static void sanitize_dead_code(struct bpf_verifier_env *env) } } - - static void free_states(struct bpf_verifier_env *env) { struct bpf_verifier_state_list *sl; @@ -18540,7 +18526,6 @@ static int do_check_main(struct bpf_verifier_env *env) return ret; } - static void print_verification_stats(struct bpf_verifier_env *env) { /* Skip over hidden subprogs which are not verified. */ -- 2.54.0