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Mon, 27 Jan 2025 09:26:56 GMT Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4571F20088; Mon, 27 Jan 2025 09:26:56 +0000 (GMT) Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 03E622004F; Mon, 27 Jan 2025 09:26:56 +0000 (GMT) Received: from darkmoore (unknown [9.171.61.145]) by smtpav03.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 27 Jan 2025 09:26:55 +0000 (GMT) Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=UTF-8 Date: Mon, 27 Jan 2025 10:26:50 +0100 Message-Id: To: "Claudio Imbrenda" , Subject: Re: [PATCH v4 10/15] KVM: s390: stop using page->index for non-shadow gmaps From: "Christoph Schlameuss" Cc: , , , , , , , , , , , , , X-Mailer: aerc 0.18.2 References: <20250123144627.312456-1-imbrenda@linux.ibm.com> <20250123144627.312456-11-imbrenda@linux.ibm.com> In-Reply-To: <20250123144627.312456-11-imbrenda@linux.ibm.com> X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: oH52ocEMed_afNeuLsuERV8g2mYFqw3k X-Proofpoint-GUID: u5url1BFSVNkJzjI63ohwAYrCk3Bo13V X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-01-27_03,2025-01-27_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 clxscore=1015 lowpriorityscore=0 phishscore=0 adultscore=0 mlxlogscore=969 spamscore=0 bulkscore=0 mlxscore=0 suspectscore=0 impostorscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2501270072 On Thu Jan 23, 2025 at 3:46 PM CET, Claudio Imbrenda wrote: > The host_to_guest radix tree will now map userspace addresses to guest > addresses, instead of userspace addresses to segment tables. > > When segment tables and page tables are needed, they are found using an > additional gmap_table_walk(). > > This gets rid of all usage of page->index for non-shadow gmaps. > > Signed-off-by: Claudio Imbrenda > Reviewed-by: Janosch Frank LGTM Reviewed-by: Christoph Schlameuss > --- > arch/s390/mm/gmap.c | 105 +++++++++++++++++++++++--------------------- > 1 file changed, 54 insertions(+), 51 deletions(-) [...]