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Tue, 12 Nov 2024 15:54:37 +0000 (GMT) From: Hendrik Brueckner To: qemu-devel@nongnu.org, qemu-s390x@nongnu.org, thuth@redhat.com Cc: nsg@linux.ibm.com, frankja@linux.ibm.com, mimu@linux.ibm.com, Hendrik Brueckner Subject: [RFC PATCH 11/14] s390x/cpumodel: Add Sequential-Instruction-Fetching facility Date: Tue, 12 Nov 2024 16:54:16 +0100 Message-ID: <20241112155420.42042-12-brueckner@linux.ibm.com> X-Mailer: git-send-email 2.43.5 In-Reply-To: <20241112155420.42042-1-brueckner@linux.ibm.com> References: <20241112155420.42042-1-brueckner@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: v3OxfyVkHFhu5yWteudDhw-_sWMuA5v6 X-Proofpoint-GUID: v3OxfyVkHFhu5yWteudDhw-_sWMuA5v6 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1051,Hydra:6.0.680,FMLib:17.12.62.30 definitions=2024-10-15_01,2024-10-11_01,2024-09-30_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 spamscore=0 lowpriorityscore=0 adultscore=0 mlxlogscore=839 impostorscore=0 clxscore=1015 bulkscore=0 mlxscore=0 priorityscore=1501 suspectscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2409260000 definitions=main-2411120125 Received-SPF: pass client-ip=148.163.156.1; envelope-from=brueckner@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Tue, 12 Nov 2024 11:00:37 -0500 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org The sequential instruction fetching facility provides few guarantees, for example, to avoid stop machine calls on enabling/disabling kprobes. Signed-off-by: Hendrik Brueckner --- target/s390x/cpu_features_def.h.inc | 1 + 1 file changed, 1 insertion(+) diff --git a/target/s390x/cpu_features_def.h.inc b/target/s390x/cpu_features_def.h.inc index 2c1d1cd98a..09a80844a7 100644 --- a/target/s390x/cpu_features_def.h.inc +++ b/target/s390x/cpu_features_def.h.inc @@ -91,6 +91,7 @@ DEF_FEAT(DFP_PACKED_CONVERSION, "dfppc", STFL, 80, "Decimal-floating-point packe DEF_FEAT(PPA15, "ppa15", STFL, 81, "PPA15 is installed") DEF_FEAT(BPB, "bpb", STFL, 82, "Branch prediction blocking") DEF_FEAT(MISC_INSTRUCTION_EXT4, "minste4", STFL, 84, "Miscellaneous-Instruction-Extensions Facility 4") +DEF_FEAT(SIF, "sif", STFL, 85, "Sequential-instruction-fetching facility") DEF_FEAT(MSA_EXT_12, "msa12-base", STFL, 86, "Message-security-assist-extension-12 facility (excluding subfunctions)") DEF_FEAT(VECTOR, "vx", STFL, 129, "Vector facility") DEF_FEAT(INSTRUCTION_EXEC_PROT, "iep", STFL, 130, "Instruction-execution-protection facility")