public inbox for kvm@vger.kernel.org
 help / color / mirror / Atom feed
From: "Philippe Mathieu-Daudé" <philmd@linaro.org>
To: qemu-devel@nongnu.org
Cc: "Chinmay Rath" <rathc@linux.ibm.com>,
	qemu-ppc@nongnu.org, "Nicholas Piggin" <npiggin@gmail.com>,
	kvm@vger.kernel.org, "Paolo Bonzini" <pbonzini@redhat.com>,
	"Harsh Prateek Bora" <harshpb@linux.ibm.com>,
	"Cédric Le Goater" <clg@redhat.com>,
	"Cédric Le Goater" <clg@kaod.org>,
	"Philippe Mathieu-Daudé" <philmd@linaro.org>
Subject: [PATCH v2 10/11] ppc/spapr: remove deprecated machine pseries-4.1
Date: Tue, 21 Oct 2025 10:43:44 +0200	[thread overview]
Message-ID: <20251021084346.73671-11-philmd@linaro.org> (raw)
In-Reply-To: <20251021084346.73671-1-philmd@linaro.org>

From: Harsh Prateek Bora <harshpb@linux.ibm.com>

Remove the pseries-4.1 machine specific logic as had been deprecated and
due for removal now as per policy.

Suggested-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Harsh Prateek Bora <harshpb@linux.ibm.com>
Reviewed-by: Cédric Le Goater <clg@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 include/hw/ppc/spapr.h |  2 --
 hw/ppc/spapr.c         | 37 +------------------------------------
 2 files changed, 1 insertion(+), 38 deletions(-)

diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
index bd783e92e15..60d9a8a0377 100644
--- a/include/hw/ppc/spapr.h
+++ b/include/hw/ppc/spapr.h
@@ -141,8 +141,6 @@ struct SpaprCapabilities {
 struct SpaprMachineClass {
     MachineClass parent_class;
 
-    bool linux_pci_probe;
-    bool smp_threads_vsmt; /* set VSMT to smp_threads by default */
     hwaddr rma_limit;          /* clamp the RMA to this size */
     bool pre_5_1_assoc_refpoints;
     bool pre_5_2_numa_associativity;
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 97736bba5a1..a06392beff1 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -1072,7 +1072,6 @@ static void spapr_dt_ov5_platform_support(SpaprMachineState *spapr, void *fdt,
 static void spapr_dt_chosen(SpaprMachineState *spapr, void *fdt, bool reset)
 {
     MachineState *machine = MACHINE(spapr);
-    SpaprMachineClass *smc = SPAPR_MACHINE_GET_CLASS(machine);
     int chosen;
 
     _FDT(chosen = fdt_add_subnode(fdt, 0, "chosen"));
@@ -1143,9 +1142,7 @@ static void spapr_dt_chosen(SpaprMachineState *spapr, void *fdt, bool reset)
          * We can deal with BAR reallocation just fine, advertise it
          * to the guest
          */
-        if (smc->linux_pci_probe) {
-            _FDT(fdt_setprop_cell(fdt, chosen, "linux,pci-probe-only", 0));
-        }
+        _FDT(fdt_setprop_cell(fdt, chosen, "linux,pci-probe-only", 0));
 
         spapr_dt_ov5_platform_support(spapr, fdt, chosen);
     }
@@ -2589,7 +2586,6 @@ static CPUArchId *spapr_find_cpu_slot(MachineState *ms, uint32_t id, int *idx)
 static void spapr_set_vsmt_mode(SpaprMachineState *spapr, Error **errp)
 {
     MachineState *ms = MACHINE(spapr);
-    SpaprMachineClass *smc = SPAPR_MACHINE_GET_CLASS(spapr);
     Error *local_err = NULL;
     bool vsmt_user = !!spapr->vsmt;
     int kvm_smt = kvmppc_smt_threads();
@@ -2625,15 +2621,6 @@ static void spapr_set_vsmt_mode(SpaprMachineState *spapr, Error **errp)
             return;
         }
         /* In this case, spapr->vsmt has been set by the command line */
-    } else if (!smc->smp_threads_vsmt) {
-        /*
-         * Default VSMT value is tricky, because we need it to be as
-         * consistent as possible (for migration), but this requires
-         * changing it for at least some existing cases.  We pick 8 as
-         * the value that we'd get with KVM on POWER8, the
-         * overwhelmingly common case in production systems.
-         */
-        spapr->vsmt = MAX(8, smp_threads);
     } else {
         spapr->vsmt = smp_threads;
     }
@@ -4649,8 +4636,6 @@ static void spapr_machine_class_init(ObjectClass *oc, const void *data)
     smc->default_caps.caps[SPAPR_CAP_AIL_MODE_3] = SPAPR_CAP_ON;
     spapr_caps_add_properties(smc);
     smc->irq = &spapr_irq_dual;
-    smc->linux_pci_probe = true;
-    smc->smp_threads_vsmt = true;
     xfc->match_nvt = spapr_match_nvt;
     vmc->client_architecture_support = spapr_vof_client_architecture_support;
     vmc->quiesce = spapr_vof_quiesce;
@@ -4945,26 +4930,6 @@ static void spapr_machine_4_2_class_options(MachineClass *mc)
 
 DEFINE_SPAPR_MACHINE(4, 2);
 
-/*
- * pseries-4.1
- */
-static void spapr_machine_4_1_class_options(MachineClass *mc)
-{
-    SpaprMachineClass *smc = SPAPR_MACHINE_CLASS(mc);
-    static GlobalProperty compat[] = {
-        /* Only allow 4kiB and 64kiB IOMMU pagesizes */
-        { TYPE_SPAPR_PCI_HOST_BRIDGE, "pgsz", "0x11000" },
-    };
-
-    spapr_machine_4_2_class_options(mc);
-    smc->linux_pci_probe = false;
-    smc->smp_threads_vsmt = false;
-    compat_props_add(mc->compat_props, hw_compat_4_1, hw_compat_4_1_len);
-    compat_props_add(mc->compat_props, compat, G_N_ELEMENTS(compat));
-}
-
-DEFINE_SPAPR_MACHINE(4, 1);
-
 static void spapr_machine_register_types(void)
 {
     type_register_static(&spapr_machine_info);
-- 
2.51.0


  parent reply	other threads:[~2025-10-21  8:44 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-10-21  8:43 [PATCH v2 00/11] hw/ppc/spapr: Remove deprecated pseries-3.0 -> pseries-4.2 machines Philippe Mathieu-Daudé
2025-10-21  8:43 ` [PATCH v2 01/11] ppc/spapr: remove deprecated machine pseries-3.0 Philippe Mathieu-Daudé
2025-10-21  8:43 ` [PATCH v2 02/11] hw/ppc/spapr: Remove SpaprMachineClass::nr_xirqs field Philippe Mathieu-Daudé
2025-10-21 10:35   ` Chinmay Rath
2025-10-22  7:17     ` Chinmay Rath
2025-10-21  8:43 ` [PATCH v2 03/11] ppc/spapr: remove deprecated machine pseries-3.1 Philippe Mathieu-Daudé
2025-10-21  8:43 ` [PATCH v2 04/11] hw/ppc/spapr: Inline spapr_dtb_needed() Philippe Mathieu-Daudé
2025-10-21 13:25   ` Chinmay Rath
2025-10-21 14:21     ` Philippe Mathieu-Daudé
2025-10-22  7:03       ` Chinmay Rath
2025-10-21  8:43 ` [PATCH v2 05/11] hw/ppc/spapr: Inline few SPAPR_IRQ_* uses Philippe Mathieu-Daudé
2025-10-21 11:27   ` Chinmay Rath
2025-10-21  8:43 ` [PATCH v2 06/11] target/ppc/kvm: Remove kvmppc_get_host_serial() as unused Philippe Mathieu-Daudé
2025-10-21 11:36   ` Chinmay Rath
2025-10-21  8:43 ` [PATCH v2 07/11] target/ppc/kvm: Remove kvmppc_get_host_model() " Philippe Mathieu-Daudé
2025-10-21 11:39   ` Chinmay Rath
2025-10-21  8:43 ` [PATCH v2 08/11] ppc/spapr: remove deprecated machine pseries-4.0 Philippe Mathieu-Daudé
2025-10-21  8:43 ` [PATCH v2 09/11] hw/ppc/spapr: Remove SpaprMachineClass::phb_placement callback Philippe Mathieu-Daudé
2025-10-21 11:48   ` Chinmay Rath
2025-10-21  8:43 ` Philippe Mathieu-Daudé [this message]
2025-10-21  8:43 ` [PATCH v2 11/11] ppc/spapr: remove deprecated machine pseries-4.2 Philippe Mathieu-Daudé
2025-10-21 11:07 ` [PATCH v2 00/11] hw/ppc/spapr: Remove deprecated pseries-3.0 -> pseries-4.2 machines Michal Suchánek
2025-10-29 17:30   ` Shivaprasad G Bhat
2025-10-29 19:53     ` Michal Suchánek
2025-10-23 11:47 ` Harsh Prateek Bora

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20251021084346.73671-11-philmd@linaro.org \
    --to=philmd@linaro.org \
    --cc=clg@kaod.org \
    --cc=clg@redhat.com \
    --cc=harshpb@linux.ibm.com \
    --cc=kvm@vger.kernel.org \
    --cc=npiggin@gmail.com \
    --cc=pbonzini@redhat.com \
    --cc=qemu-devel@nongnu.org \
    --cc=qemu-ppc@nongnu.org \
    --cc=rathc@linux.ibm.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox