From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 A6390223DC6 for ; Wed, 26 Aug 2026 15:18:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787757541; cv=none; b=hnB7L9iSeEk6MH79VTRbGW5U8FhDKlv9thSqyKod60qlwPL+3/BpTUfbAW7fT4bDKqegcp2TN6BCrXo6+z+HIORueRMJXE0veeRsJX7Io3tELzEAKb67hwgqwWGACCCTQzf+IxEmgO6A5VY5PisflL+AHbmHcMpQn15C9bqrs4k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1787757541; c=relaxed/simple; bh=BPAHkvhpz6pwsS7TpWoVllhafDaVyBc0DTMlMCW81xI=; h=From:Subject:To:Cc:In-Reply-To:References:Content-Type:Date: Message-Id; b=MuD7LhlM0T5Exe6WQw7xbBhq/xEg1Y+Hp7jpVfPPzpjA4o7YnJrmTM0exFyCuusqyxN38xVBTX9BscQI3U8tyTFzAWY/KPqRxE0+k7w4Va3hUcfRbEeuPejxMzWxpR0qsqU9MamSYgDraQxMUa1X10v64hHnzy4F46od6aQi/JM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Z9CMAr81; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="Z9CMAr81" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 03CFC1F00A3A; Wed, 26 Aug 2026 15:18:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1787757539; bh=BPAHkvhpz6pwsS7TpWoVllhafDaVyBc0DTMlMCW81xI=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=Z9CMAr81ASJCO85qKoFKf5wDgH8rvSrK7r6wsRf5ZpFQHGToBUfer4W7WS0fLOlC7 FKg+NLvfeOTfZaaZoPyuPHACsXYXy8Kphi5z21qocuMr/ifok2w2DNeeQ5ZdPvBpdp XwW1n3FH8Pf73nfM1RNv743HeSs1yvabt1oRauEoG4XKrtKWk8Zdrz+x0Locla7j/F +r5Yv9JOMYHwAQ1G+go4+Trlo7QVXmiuIrr27d9LomGSD45UeIMxXLkIpo3b5p/3f3 XmNX1W098Qkkj4cvIc2kDwnoKc7lA6x1E96jrSG+7JTcB7yPi1tQ1j7v1viOoSALvV LxgYVuR/8Dbbg== From: sashiko-bot@kernel.org Subject: Re: [PATCH v2] s390: Warn if kernel command line contains non-printable EBCDIC characters Reply-To: sashiko-reviews@lists.linux.dev To: "Ilya Leoshkevich" Cc: "Alexander Gordeev" , linux-s390@vger.kernel.org, "Vasily Gorbik" , "Christian Borntraeger" , "Heiko Carstens" In-Reply-To: <20260826150702.949956-1-iii@linux.ibm.com> References: <20260826150702.949956-1-iii@linux.ibm.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Wed, 26 Aug 2026 15:18:58 +0000 Message-Id: <20260826151859.03CFC1F00A3A@smtp.kernel.org> Precedence: bulk X-Mailing-List: linux-s390@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: > Users may accidentally add multi-byte UTF-8 characters to zipl.conf > parmline, for example, by copying snippets containing non-breaking > spaces (\xC2\xA0) from web pages. >=20 > The kernel will then interpret the entire command line as EBCDIC, > making it unusable. Distinguish this situation from the legitimate > EBCDIC conversion by looking for non-printable characters and issue > a warning. >=20 > Signed-off-by: Ilya Leoshkevich Sashiko has reviewed this patch and found no issues. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20260826150702.9499= 56-1-iii@linux.ibm.com?part=3D1