From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 2ED2C44367 for ; Tue, 28 Nov 2023 21:07:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="RcWvhUWl" Received: by smtp.kernel.org (Postfix) with ESMTPSA id EFC2BC433C7; Tue, 28 Nov 2023 21:07:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1701205648; bh=qSIOZxomh9bqGqVlenPpEsVcBxrve1a1I35FfYRsidw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RcWvhUWltC6MD21iyFocM32U5tv8iU8jBPFvk6Q7w+Nj3hXLjPDEH84+oVaW9VdQh mAPEUJYcf/j3LBsJziKnc7JqtJPGXCFoTbrhR1h7AEsirGFIest594QeCIVN8npsBA eiDySeWlv+DutR1oDh0sHnUGBx24IHyXyUb9mJ5tINynSQNcBjoGd2s1knXNubXvTE VP5kNMoLF/ua8KMJWQ3ALqOckNULPfjrMwXE1BQmdkjw6o8hk/nrkhfrdd0QGjF4iw sUrWazbo8Pk3nCOR1SC2LJfis1QEE/o0O2Sl07aq+FJV4mO/KaNqJ8PbYZWDwOEWIG KH6RWCimd0TJA== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Heiko Carstens , Alexander Gordeev , Sasha Levin , glaubitz@physik.fu-berlin.de, rdunlap@infradead.org Subject: [PATCH AUTOSEL 6.6 33/40] scripts/checkstack.pl: match all stack sizes for s390 Date: Tue, 28 Nov 2023 16:05:39 -0500 Message-ID: <20231128210615.875085-33-sashal@kernel.org> X-Mailer: git-send-email 2.42.0 In-Reply-To: <20231128210615.875085-1-sashal@kernel.org> References: <20231128210615.875085-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.6.3 Content-Transfer-Encoding: 8bit From: Heiko Carstens [ Upstream commit aab1f809d7540def24498e81347740a7239a74d5 ] For some unknown reason the regular expression for checkstack only matches three digit numbers starting with the number "3", or any higher number. Which means that it skips any stack sizes smaller than 304 bytes. This makes the checkstack script a bit less useful than it could be. Change the script to match any number. To be filtered out stack sizes can be configured with the min_stack variable, which omits any stack frame sizes smaller than 100 bytes by default. Tested-by: Alexander Gordeev Signed-off-by: Heiko Carstens Signed-off-by: Alexander Gordeev Signed-off-by: Sasha Levin --- scripts/checkstack.pl | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl index 84f5fb7f1cecc..d83ba5d8f3f49 100755 --- a/scripts/checkstack.pl +++ b/scripts/checkstack.pl @@ -97,8 +97,7 @@ my (@stack, $re, $dre, $sub, $x, $xs, $funcre, $min_stack); # 11160: a7 fb ff 60 aghi %r15,-160 # or # 100092: e3 f0 ff c8 ff 71 lay %r15,-56(%r15) - $re = qr/.*(?:lay|ag?hi).*\%r15,-(([0-9]{2}|[3-9])[0-9]{2}) - (?:\(\%r15\))?$/ox; + $re = qr/.*(?:lay|ag?hi).*\%r15,-([0-9]+)(?:\(\%r15\))?$/o; } elsif ($arch eq 'sparc' || $arch eq 'sparc64') { # f0019d10: 9d e3 bf 90 save %sp, -112, %sp $re = qr/.*save.*%sp, -(([0-9]{2}|[3-9])[0-9]{2}), %sp/o; -- 2.42.0