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Tue, 12 May 2026 11:57:35 +0000 (GMT) Received: from localhost.localdomain (unknown [9.43.72.48]) by smtpav04.fra02v.mail.ibm.com (Postfix) with ESMTP; Tue, 12 May 2026 11:57:35 +0000 (GMT) From: Gautam Menghani To: maddy@linux.ibm.com, npiggin@gmail.com, mpe@ellerman.id.au, chleroy@kernel.org Cc: linuxppc-dev@lists.ozlabs.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Gautam Menghani , Harsh Prateek Bora , Amit Machhiwal , "Vaibhav Jain (IBM)" Subject: [PATCH v3] KVM: PPC: Book3S HV: Add missing mappings for tracing exits Date: Tue, 12 May 2026 17:27:24 +0530 Message-ID: <20260512115724.59299-1-gautam@linux.ibm.com> X-Mailer: git-send-email 2.50.1 Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Reinject: loops=2 maxloops=12 X-Authority-Analysis: v=2.4 cv=KbvidwYD c=1 sm=1 tr=0 ts=6a0315b7 cx=c_pps a=GFwsV6G8L6GxiO2Y/PsHdQ==:117 a=GFwsV6G8L6GxiO2Y/PsHdQ==:17 a=NGcC8JguVDcA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=V8glGbnc2Ofi9Qvn3v5h:22 a=VnNF1IyMAAAA:8 a=xmqxItbY3JyJ2VEz8ywA:9 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTEyMDEyMCBTYWx0ZWRfX19OlzG8a5wmU zCMlsmHj+T5nMRLXlwMTxcU35P/4rPXgrQQ3zdeolV0PbExvMMesNpKuM6epiNzsVH23c7Xdct2 JDhS5FXj8xyaXz9ld9iwDEBy3SE6d7ftEadETVZcWSpY4s7d+qdMNrMIVsaU7mnVxx4G2jDAeHR 3MD7Lp29BN5S8sq6EuuGqz3OpZGmecvV1NucAMgC7GNmIqvxWPODc8prR3zaW35s/bfQb7SYsT8 t9Cw2byBTbec7KeBjmJls6gUrGIFi4VxlfUIZhZbBN/72Dh2X1CUHyDS1oCak+IekdpohVktmAd onY6eW+gFfyo27AFJAQXzsOM/ZefYEiy+eaWc3u76LKY8pGyy/6aEFAZ3Lmo/VBnd0BOCPxCgt1 5a08IEYKEl6flnu0LrEc485Up9dCk9I1973p1KESXr/X2fm/zaiYiCj2YYulJFIi1HZEclO3LIJ QSPuH0mkLnj46NaF5vQ== X-Proofpoint-GUID: UBJ75RrSkKtQ9p1kcyvx6dqEZWGPd48S X-Proofpoint-ORIG-GUID: q17DBdulbzxBw15UHCo0O4d-4c5IpvB9 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-05-11_05,2026-05-08_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 bulkscore=0 impostorscore=0 malwarescore=0 lowpriorityscore=0 phishscore=0 spamscore=0 suspectscore=0 clxscore=1015 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605050000 definitions=main-2605120120 The macro kvm_trace_symbol_exit is used for providing the mappings for the trap vectors and their names. Add mappings for H_FAC_UNAVAIL and RETURN_TO_HOST so that trap reasons are displayed as string instead of vector numbers when using the kvm_guest_exit tracepoint. Reviewed-by: Harsh Prateek Bora Reviewed-by: Amit Machhiwal Reviewed-by: Vaibhav Jain (IBM) Signed-off-by: Gautam Menghani --- v2: 1. Remove the trailing comma after last element v3: 1. Add the mapping for 0x0 arch/powerpc/kvm/trace_book3s.h | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/kvm/trace_book3s.h b/arch/powerpc/kvm/trace_book3s.h index 9260ddbd557f..4ee35c6d01aa 100644 --- a/arch/powerpc/kvm/trace_book3s.h +++ b/arch/powerpc/kvm/trace_book3s.h @@ -7,6 +7,7 @@ */ #define kvm_trace_symbol_exit \ + {0x0, "RETURN_TO_HOST"}, \ {0x100, "SYSTEM_RESET"}, \ {0x200, "MACHINE_CHECK"}, \ {0x300, "DATA_STORAGE"}, \ @@ -28,6 +29,7 @@ {0xea0, "H_VIRT"}, \ {0xf00, "PERFMON"}, \ {0xf20, "ALTIVEC"}, \ - {0xf40, "VSX"} + {0xf40, "VSX"}, \ + {0xf80, "H_FAC_UNAVAIL"} #endif -- 2.53.0