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 F3690633 for ; Wed, 2 Nov 2022 03:32:27 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 09FF5C433D7; Wed, 2 Nov 2022 03:32:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1667359947; bh=6X4F1ImfmZP+i5s0+q25rL0TVqnHIkZJW2U9rHt5HtY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Ihbypef7fCK9EjY+iMbZjpXA09sdZzVUuJ+spMkWq6dDSuuQmW0hS1lGueh/uCPMS 2scXkRRgCRpxbd2elYSOLggIt77FYpx9t7qIs/Z0Yo/Qspth49gw175j4EK+peMe8U ckHWifdBXfVd6szQ+DXbLZ+Z3ciUhY+j+R/egnis= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Vasily Gorbik , Heiko Carstens Subject: [PATCH 4.19 44/78] s390/futex: add missing EX_TABLE entry to __futex_atomic_op() Date: Wed, 2 Nov 2022 03:34:29 +0100 Message-Id: <20221102022054.290315128@linuxfoundation.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221102022052.895556444@linuxfoundation.org> References: <20221102022052.895556444@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Heiko Carstens commit a262d3ad6a433e4080cecd0a8841104a5906355e upstream. For some exception types the instruction address points behind the instruction that caused the exception. Take that into account and add the missing exception table entry. Cc: Reviewed-by: Vasily Gorbik Signed-off-by: Heiko Carstens Signed-off-by: Vasily Gorbik Signed-off-by: Greg Kroah-Hartman --- arch/s390/include/asm/futex.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/arch/s390/include/asm/futex.h +++ b/arch/s390/include/asm/futex.h @@ -16,7 +16,8 @@ "3: jl 1b\n" \ " lhi %0,0\n" \ "4: sacf 768\n" \ - EX_TABLE(0b,4b) EX_TABLE(2b,4b) EX_TABLE(3b,4b) \ + EX_TABLE(0b,4b) EX_TABLE(1b,4b) \ + EX_TABLE(2b,4b) EX_TABLE(3b,4b) \ : "=d" (ret), "=&d" (oldval), "=&d" (newval), \ "=m" (*uaddr) \ : "0" (-EFAULT), "d" (oparg), "a" (uaddr), \