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Fri, 31 Jan 2025 11:25:40 +0000 Received: from smtpav01.fra02v.mail.ibm.com (smtpav01.fra02v.mail.ibm.com [10.20.54.100]) by smtprelay05.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 50VBPaSG52494714 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 31 Jan 2025 11:25:37 GMT Received: from smtpav01.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id DB51C20132; Fri, 31 Jan 2025 11:25:36 +0000 (GMT) Received: from smtpav01.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8FFF12012F; Fri, 31 Jan 2025 11:25:36 +0000 (GMT) Received: from p-imbrenda.ibmuc.com (unknown [9.171.25.38]) by smtpav01.fra02v.mail.ibm.com (Postfix) with ESMTP; Fri, 31 Jan 2025 11:25:36 +0000 (GMT) From: Claudio Imbrenda To: pbonzini@redhat.com Cc: kvm@vger.kernel.org, linux-s390@vger.kernel.org, frankja@linux.ibm.com, borntraeger@de.ibm.com, david@redhat.com Subject: [GIT PULL v2 17/20] KVM: s390: remove useless page->index usage Date: Fri, 31 Jan 2025 12:25:07 +0100 Message-ID: <20250131112510.48531-18-imbrenda@linux.ibm.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250131112510.48531-1-imbrenda@linux.ibm.com> References: <20250131112510.48531-1-imbrenda@linux.ibm.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 1tiSLIIGU1Ih4EU1MTJOLNIw_qMeoVuc X-Proofpoint-ORIG-GUID: 1tiSLIIGU1Ih4EU1MTJOLNIw_qMeoVuc 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=2025-01-31_04,2025-01-31_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 suspectscore=0 impostorscore=0 mlxscore=0 bulkscore=0 clxscore=1015 adultscore=0 spamscore=0 phishscore=0 priorityscore=1501 mlxlogscore=999 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2501170000 definitions=main-2501310083 The page->index field for VSIE dat tables is only used for segment tables. Stop setting the field for all region tables. Reviewed-by: Janosch Frank Reviewed-by: Christoph Schlameuss Link: https://lore.kernel.org/r/20250123144627.312456-14-imbrenda@linux.ibm.com Signed-off-by: Claudio Imbrenda Message-ID: <20250123144627.312456-14-imbrenda@linux.ibm.com> --- arch/s390/mm/gmap.c | 9 --------- 1 file changed, 9 deletions(-) diff --git a/arch/s390/mm/gmap.c b/arch/s390/mm/gmap.c index 918ea14515a1..38f044321704 100644 --- a/arch/s390/mm/gmap.c +++ b/arch/s390/mm/gmap.c @@ -1520,9 +1520,6 @@ int gmap_shadow_r2t(struct gmap *sg, unsigned long saddr, unsigned long r2t, page = gmap_alloc_crst(); if (!page) return -ENOMEM; - page->index = r2t & _REGION_ENTRY_ORIGIN; - if (fake) - page->index |= GMAP_SHADOW_FAKE_TABLE; s_r2t = page_to_phys(page); /* Install shadow region second table */ spin_lock(&sg->guest_table_lock); @@ -1603,9 +1600,6 @@ int gmap_shadow_r3t(struct gmap *sg, unsigned long saddr, unsigned long r3t, page = gmap_alloc_crst(); if (!page) return -ENOMEM; - page->index = r3t & _REGION_ENTRY_ORIGIN; - if (fake) - page->index |= GMAP_SHADOW_FAKE_TABLE; s_r3t = page_to_phys(page); /* Install shadow region second table */ spin_lock(&sg->guest_table_lock); @@ -1686,9 +1680,6 @@ int gmap_shadow_sgt(struct gmap *sg, unsigned long saddr, unsigned long sgt, page = gmap_alloc_crst(); if (!page) return -ENOMEM; - page->index = sgt & _REGION_ENTRY_ORIGIN; - if (fake) - page->index |= GMAP_SHADOW_FAKE_TABLE; s_sgt = page_to_phys(page); /* Install shadow region second table */ spin_lock(&sg->guest_table_lock);