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Mon, 29 Apr 2024 14:34:09 +0000 (GMT) From: Claudio Imbrenda To: linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org Cc: hca@linux.ibm.com, gor@linux.ibm.com, agordeev@linux.ibm.com, svens@linux.ibm.com, gerald.schaefer@linux.ibm.com, borntraeger@de.ibm.com Subject: [PATCH v4 2/2] s390/pgtable: add missing hardware bits for puds, pmds Date: Mon, 29 Apr 2024 16:34:09 +0200 Message-ID: <20240429143409.49892-3-imbrenda@linux.ibm.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240429143409.49892-1-imbrenda@linux.ibm.com> References: <20240429143409.49892-1-imbrenda@linux.ibm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 2Zna0nsdeuffqy67UB6gS6eGYhzy0dGB X-Proofpoint-GUID: 2Zna0nsdeuffqy67UB6gS6eGYhzy0dGB X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1011,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-04-29_12,2024-04-29_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 malwarescore=0 bulkscore=0 adultscore=0 clxscore=1015 phishscore=0 impostorscore=0 lowpriorityscore=0 spamscore=0 suspectscore=0 priorityscore=1501 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2404010000 definitions=main-2404290092 Content-Type: text/plain; charset="utf-8" Add the table type and ACCF validity bits to _SEGMENT_ENTRY_BITS and _SEGMENT_ENTRY_HARDWARE_BITS{,_LARGE}. For completeness, introduce _REGION3_ENTRY_HARDWARE_BITS_LARGE and _REGION3_ENTRY_HARDWARE_BITS, containing the hardware bits used for large puds and normal puds. Signed-off-by: Claudio Imbrenda Reviewed-by: Heiko Carstens --- arch/s390/include/asm/pgtable.h | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtabl= e.h index 3da2995fd196..c8947ee36f1a 100644 --- a/arch/s390/include/asm/pgtable.h +++ b/arch/s390/include/asm/pgtable.h @@ -262,6 +262,8 @@ static inline int is_module_addr(void *addr) #define _REGION3_ENTRY (_REGION_ENTRY_TYPE_R3 | _REGION_ENTRY_LENGTH) #define _REGION3_ENTRY_EMPTY (_REGION_ENTRY_TYPE_R3 | _REGION_ENTRY_INVALI= D) =20 +#define _REGION3_ENTRY_HARDWARE_BITS 0xfffffffffffff6ffUL +#define _REGION3_ENTRY_HARDWARE_BITS_LARGE 0xffffffff8001073cUL #define _REGION3_ENTRY_ORIGIN_LARGE ~0x7fffffffUL /* large page address = */ #define _REGION3_ENTRY_DIRTY 0x2000 /* SW region dirty bit */ #define _REGION3_ENTRY_YOUNG 0x1000 /* SW region young bit */ @@ -278,9 +280,9 @@ static inline int is_module_addr(void *addr) #define _REGION_ENTRY_BITS 0xfffffffffffff22fUL =20 /* Bits in the segment table entry */ -#define _SEGMENT_ENTRY_BITS 0xfffffffffffffe33UL -#define _SEGMENT_ENTRY_HARDWARE_BITS 0xfffffffffffffe30UL -#define _SEGMENT_ENTRY_HARDWARE_BITS_LARGE 0xfffffffffff00730UL +#define _SEGMENT_ENTRY_BITS 0xfffffffffffffe3fUL +#define _SEGMENT_ENTRY_HARDWARE_BITS 0xfffffffffffffe3cUL +#define _SEGMENT_ENTRY_HARDWARE_BITS_LARGE 0xfffffffffff1073cUL #define _SEGMENT_ENTRY_ORIGIN_LARGE ~0xfffffUL /* large page address */ #define _SEGMENT_ENTRY_ORIGIN ~0x7ffUL/* page table origin */ #define _SEGMENT_ENTRY_PROTECT 0x200 /* segment protection bit */ --=20 2.44.0