44 lines
2.0 KiB
Diff
44 lines
2.0 KiB
Diff
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From dcfaf859fa755f9c75b1e848f1b61b293b500d0d Mon Sep 17 00:00:00 2001
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From: Hendrik Brueckner <brueckner@linux.ibm.com>
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Date: Fri, 6 Dec 2024 13:27:48 +0100
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Subject: [PATCH 13/18] s390x/cpumodel: Add Sequential-Instruction-Fetching
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facility
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: Thomas Huth <thuth@redhat.com>
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RH-MergeRequest: 305: CPU model for new IBM Z gen17 hardware
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RH-Jira: RHEL-32665
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RH-Acked-by: Cornelia Huck <cohuck@redhat.com>
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RH-Acked-by: Cédric Le Goater <clg@redhat.com>
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RH-Commit: [13/16] 5f8facceda9ecad3b417ed3da2d360fdd480f6d4 (thuth/qemu-kvm-cs9)
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The sequential instruction fetching facility provides few guarantees,
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for example, to avoid stop machine calls on enabling/disabling kprobes.
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Signed-off-by: Hendrik Brueckner <brueckner@linux.ibm.com>
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Reviewed-by: Janosch Frank <frankja@linux.ibm.com>
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Message-ID: <20241206122751.189721-13-brueckner@linux.ibm.com>
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Signed-off-by: Thomas Huth <thuth@redhat.com>
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(cherry picked from commit a5fa8bee72847406bfc32e15c8e41c0a2a0812e1)
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---
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target/s390x/cpu_features_def.h.inc | 1 +
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1 file changed, 1 insertion(+)
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diff --git a/target/s390x/cpu_features_def.h.inc b/target/s390x/cpu_features_def.h.inc
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index 2c1d1cd98a..09a80844a7 100644
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--- a/target/s390x/cpu_features_def.h.inc
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+++ b/target/s390x/cpu_features_def.h.inc
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@@ -91,6 +91,7 @@ DEF_FEAT(DFP_PACKED_CONVERSION, "dfppc", STFL, 80, "Decimal-floating-point packe
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DEF_FEAT(PPA15, "ppa15", STFL, 81, "PPA15 is installed")
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DEF_FEAT(BPB, "bpb", STFL, 82, "Branch prediction blocking")
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DEF_FEAT(MISC_INSTRUCTION_EXT4, "minste4", STFL, 84, "Miscellaneous-Instruction-Extensions Facility 4")
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+DEF_FEAT(SIF, "sif", STFL, 85, "Sequential-instruction-fetching facility")
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DEF_FEAT(MSA_EXT_12, "msa12-base", STFL, 86, "Message-security-assist-extension-12 facility (excluding subfunctions)")
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DEF_FEAT(VECTOR, "vx", STFL, 129, "Vector facility")
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DEF_FEAT(INSTRUCTION_EXEC_PROT, "iep", STFL, 130, "Instruction-execution-protection facility")
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--
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2.39.3
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