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From: Eric Auger <eric.auger@redhat.com>
To: eric.auger.pro@gmail.com, eric.auger@redhat.com,
	qemu-devel@nongnu.org, qemu-arm@nongnu.org,
	peter.maydell@linaro.org, cohuck@redhat.com, maz@kernel.org,
	oliver.upton@linux.dev, sebott@redhat.com, gshan@redhat.com,
	ddutile@redhat.com, peterx@redhat.com, philmd@linaro.org,
	pbonzini@redhat.com
Subject: [PATCH v2 6/8] target/arm/cpu: Implement hide_reg callback()
Date: Tue, 18 Nov 2025 17:07:36 +0100	[thread overview]
Message-ID: <20251118160920.554809-7-eric.auger@redhat.com> (raw)
In-Reply-To: <20251118160920.554809-1-eric.auger@redhat.com>

Check if the register is hidden.

Signed-off-by: Eric Auger <eric.auger@redhat.com>
---
 target/arm/cpu.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/target/arm/cpu.c b/target/arm/cpu.c
index 39292fb9bc..066746d76f 100644
--- a/target/arm/cpu.c
+++ b/target/arm/cpu.c
@@ -2369,6 +2369,11 @@ static const TCGCPUOps arm_tcg_ops = {
 };
 #endif /* CONFIG_TCG */
 
+static inline bool arm_cpu_hide_reg(CPUState *s, uint64_t regidx)
+{
+    return arm_cpu_hidden_reg(ARM_CPU(s), regidx);
+}
+
 static void arm_cpu_class_init(ObjectClass *oc, const void *data)
 {
     ARMCPUClass *acc = ARM_CPU_CLASS(oc);
@@ -2397,6 +2402,7 @@ static void arm_cpu_class_init(ObjectClass *oc, const void *data)
     cc->gdb_get_core_xml_file = arm_gdb_get_core_xml_file;
     cc->gdb_stop_before_watchpoint = true;
     cc->disas_set_info = arm_disas_set_info;
+    cc->hide_reg = arm_cpu_hide_reg;
 
 #ifdef CONFIG_TCG
     cc->tcg_ops = &arm_tcg_ops;
-- 
2.51.1



  parent reply	other threads:[~2025-11-18 16:12 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-18 16:07 [PATCH v2 0/8] Mitigation of "failed to load cpu:cpreg_vmstate_array_len" migration failures Eric Auger
2025-11-18 16:07 ` [PATCH v2 1/8] target/arm/machine: Improve traces on register mismatch during migration Eric Auger
2025-11-19 14:51   ` Cornelia Huck
2025-11-18 16:07 ` [PATCH v2 2/8] target/arm/cpu: Allow registers to be hidden Eric Auger
2025-11-19 16:35   ` Cornelia Huck
2025-11-19 17:35     ` Eric Auger
2025-11-18 16:07 ` [PATCH v2 3/8] target/arm/machine: Allow extra regs in the incoming stream Eric Auger
2025-11-18 16:07 ` [PATCH v2 4/8] target/arm/helper: Skip hidden registers Eric Auger
2025-11-19  8:32   ` Eric Auger
2025-11-18 16:07 ` [PATCH v2 5/8] kvm-all: Add the capability to blacklist some KVM regs Eric Auger
2025-11-18 16:07 ` Eric Auger [this message]
2025-11-18 16:07 ` [PATCH v2 7/8] target/arm/cpu: Expose x-mig-hidden-regs and x-mig-safe-missing-regs properties Eric Auger
2025-11-18 16:07 ` [PATCH v2 8/8] hw/arm/virt: [DO NOT UPSTREAM] Enforce compatibility with older kernels Eric Auger

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