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[2001:4830:134:3::11]) by mx.google.com with ESMTPS id n94-v6si118801qtd.110.2018.10.18.13.25.48 for (version=TLS1 cipher=AES128-SHA bits=128/128); Thu, 18 Oct 2018 13:25:48 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 2001:4830:134:3::11 as permitted sender) client-ip=2001:4830:134:3::11; Authentication-Results: mx.google.com; spf=pass (google.com: domain of qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org designates 2001:4830:134:3::11 as permitted sender) smtp.mailfrom="qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: from localhost ([::1]:44410 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gDErb-000163-Lq for alex.bennee@linaro.org; Thu, 18 Oct 2018 16:25:47 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40004) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gDEaX-0001x7-Cz for qemu-arm@nongnu.org; Thu, 18 Oct 2018 16:08:12 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gDEaV-0002Xl-T0 for qemu-arm@nongnu.org; Thu, 18 Oct 2018 16:08:09 -0400 Received: from mx1.redhat.com ([209.132.183.28]:39066) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gDEaV-0002Wp-FG; Thu, 18 Oct 2018 16:08:07 -0400 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 233CE4E91C; Thu, 18 Oct 2018 20:08:06 +0000 (UTC) Received: from localhost (ovpn-117-52.phx2.redhat.com [10.3.117.52]) by smtp.corp.redhat.com (Postfix) with ESMTP id C3C4818F02; Thu, 18 Oct 2018 20:07:57 +0000 (UTC) From: Eduardo Habkost To: Peter Maydell , qemu-devel@nongnu.org Date: Thu, 18 Oct 2018 17:04:03 -0300 Message-Id: <20181018200422.4358-27-ehabkost@redhat.com> In-Reply-To: <20181018200422.4358-1-ehabkost@redhat.com> References: <20181018200422.4358-1-ehabkost@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.38]); Thu, 18 Oct 2018 20:08:06 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-arm] [PULL 26/45] memory-device: add and use memory_device_get_region_size() X-BeenThere: qemu-arm@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Michael S. Tsirkin" , libvir-list@redhat.com, Jason Wang , Mark Cave-Ayland , Markus Armbruster , Max Filippov , Eric Blake , Rob Herring , David Hildenbrand , Alexander Graf , Marcel Apfelbaum , Richard Henderson , Artyom Tarasenko , Eduardo Habkost , Alistair Francis , qemu-arm@nongnu.org, Paolo Bonzini , David Gibson , Xiao Guangrong , Michael Walle , qemu-ppc@nongnu.org, Aleksandar Markovic , Igor Mammedov , Aurelien Jarno Errors-To: qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org Sender: "Qemu-arm" X-TUID: dwiOJi51d5/n From: David Hildenbrand We will factor out get_memory_region() from pc-dimm to memory device code soon. Once that is done, get_region_size() can be implemented generically and essentially be replaced by memory_device_get_region_size (and work only on get_memory_region()). We have some users of get_memory_region() (spapr and pc-dimm code) that are only interested in the size. So let's rework them to use memory_device_get_region_size() first, then we can factor out get_memory_region() and eventually remove get_region_size() without touching the same code multiple times. Reviewed-by: David Gibson Reviewed-by: Igor Mammedov Signed-off-by: David Hildenbrand Message-Id: <20181005092024.14344-10-david@redhat.com> Signed-off-by: Eduardo Habkost --- include/hw/mem/memory-device.h | 2 ++ hw/mem/memory-device.c | 13 ++++++++++--- hw/mem/pc-dimm.c | 10 ++++------ hw/ppc/spapr.c | 21 +++++++-------------- 4 files changed, 23 insertions(+), 23 deletions(-) diff --git a/include/hw/mem/memory-device.h b/include/hw/mem/memory-device.h index 0474a3dd11..898df3057d 100644 --- a/include/hw/mem/memory-device.h +++ b/include/hw/mem/memory-device.h @@ -83,5 +83,7 @@ uint64_t memory_device_get_free_addr(MachineState *ms, const uint64_t *hint, void memory_device_plug_region(MachineState *ms, MemoryRegion *mr, uint64_t addr); void memory_device_unplug_region(MachineState *ms, MemoryRegion *mr); +uint64_t memory_device_get_region_size(const MemoryDeviceState *md, + Error **errp); #endif diff --git a/hw/mem/memory-device.c b/hw/mem/memory-device.c index c1e1b81cf2..425830c65c 100644 --- a/hw/mem/memory-device.c +++ b/hw/mem/memory-device.c @@ -57,10 +57,9 @@ static int memory_device_used_region_size(Object *obj, void *opaque) if (object_dynamic_cast(obj, TYPE_MEMORY_DEVICE)) { const DeviceState *dev = DEVICE(obj); const MemoryDeviceState *md = MEMORY_DEVICE(obj); - const MemoryDeviceClass *mdc = MEMORY_DEVICE_GET_CLASS(obj); if (dev->realized) { - *size += mdc->get_region_size(md, &error_abort); + *size += memory_device_get_region_size(md, &error_abort); } } @@ -167,7 +166,7 @@ uint64_t memory_device_get_free_addr(MachineState *ms, const uint64_t *hint, uint64_t md_size, md_addr; md_addr = mdc->get_addr(md); - md_size = mdc->get_region_size(md, &error_abort); + md_size = memory_device_get_region_size(md, &error_abort); if (ranges_overlap(md_addr, md_size, new_addr, size)) { if (hint) { @@ -266,6 +265,14 @@ void memory_device_unplug_region(MachineState *ms, MemoryRegion *mr) memory_region_del_subregion(&ms->device_memory->mr, mr); } +uint64_t memory_device_get_region_size(const MemoryDeviceState *md, + Error **errp) +{ + MemoryDeviceClass *mdc = MEMORY_DEVICE_GET_CLASS(md); + + return mdc->get_region_size(md, errp); +} + static const TypeInfo memory_device_info = { .name = TYPE_MEMORY_DEVICE, .parent = TYPE_INTERFACE, diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c index 130f78d0de..3e43ec8742 100644 --- a/hw/mem/pc-dimm.c +++ b/hw/mem/pc-dimm.c @@ -161,16 +161,14 @@ static Property pc_dimm_properties[] = { static void pc_dimm_get_size(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { + Error *local_err = NULL; uint64_t value; - MemoryRegion *mr; - PCDIMMDevice *dimm = PC_DIMM(obj); - PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(obj); - mr = ddc->get_memory_region(dimm, errp); - if (!mr) { + value = memory_device_get_region_size(MEMORY_DEVICE(obj), &local_err); + if (local_err) { + error_propagate(errp, local_err); return; } - value = memory_region_size(mr); visit_type_uint64(v, name, &value, errp); } diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index c078347b66..c08130facb 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -3128,12 +3128,10 @@ static void spapr_memory_plug(HotplugHandler *hotplug_dev, DeviceState *dev, Error *local_err = NULL; sPAPRMachineState *ms = SPAPR_MACHINE(hotplug_dev); PCDIMMDevice *dimm = PC_DIMM(dev); - PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm); - MemoryRegion *mr = ddc->get_memory_region(dimm, &error_abort); uint64_t size, addr; uint32_t node; - size = memory_region_size(mr); + size = memory_device_get_region_size(MEMORY_DEVICE(dev), &error_abort); pc_dimm_plug(dimm, MACHINE(ms), &local_err); if (local_err) { @@ -3169,9 +3167,7 @@ static void spapr_memory_pre_plug(HotplugHandler *hotplug_dev, DeviceState *dev, const sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(hotplug_dev); sPAPRMachineState *spapr = SPAPR_MACHINE(hotplug_dev); PCDIMMDevice *dimm = PC_DIMM(dev); - PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm); Error *local_err = NULL; - MemoryRegion *mr; uint64_t size; Object *memdev; hwaddr pagesize; @@ -3181,11 +3177,11 @@ static void spapr_memory_pre_plug(HotplugHandler *hotplug_dev, DeviceState *dev, return; } - mr = ddc->get_memory_region(dimm, errp); - if (!mr) { + size = memory_device_get_region_size(MEMORY_DEVICE(dimm), &local_err); + if (local_err) { + error_propagate(errp, local_err); return; } - size = memory_region_size(mr); if (size % SPAPR_MEMORY_BLOCK_SIZE) { error_setg(errp, "Hotplugged memory size must be a multiple of " @@ -3257,9 +3253,8 @@ static sPAPRDIMMState *spapr_recover_pending_dimm_state(sPAPRMachineState *ms, PCDIMMDevice *dimm) { sPAPRDRConnector *drc; - PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm); - MemoryRegion *mr = ddc->get_memory_region(dimm, &error_abort); - uint64_t size = memory_region_size(mr); + uint64_t size = memory_device_get_region_size(MEMORY_DEVICE(dimm), + &error_abort); uint32_t nr_lmbs = size / SPAPR_MEMORY_BLOCK_SIZE; uint32_t avail_lmbs = 0; uint64_t addr_start, addr; @@ -3325,14 +3320,12 @@ static void spapr_memory_unplug_request(HotplugHandler *hotplug_dev, sPAPRMachineState *spapr = SPAPR_MACHINE(hotplug_dev); Error *local_err = NULL; PCDIMMDevice *dimm = PC_DIMM(dev); - PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm); - MemoryRegion *mr = ddc->get_memory_region(dimm, &error_abort); uint32_t nr_lmbs; uint64_t size, addr_start, addr; int i; sPAPRDRConnector *drc; - size = memory_region_size(mr); + size = memory_device_get_region_size(MEMORY_DEVICE(dimm), &error_abort); nr_lmbs = size / SPAPR_MEMORY_BLOCK_SIZE; addr_start = object_property_get_uint(OBJECT(dimm), PC_DIMM_ADDR_PROP, -- 2.18.0.rc1.1.g3f1ff2140 From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40066) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gDEac-00027v-4O for qemu-devel@nongnu.org; Thu, 18 Oct 2018 16:08:15 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gDEaa-0002dP-Pi for qemu-devel@nongnu.org; Thu, 18 Oct 2018 16:08:14 -0400 From: Eduardo Habkost Date: Thu, 18 Oct 2018 17:04:03 -0300 Message-Id: <20181018200422.4358-27-ehabkost@redhat.com> In-Reply-To: <20181018200422.4358-1-ehabkost@redhat.com> References: <20181018200422.4358-1-ehabkost@redhat.com> Subject: [Qemu-devel] [PULL 26/45] memory-device: add and use memory_device_get_region_size() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Peter Maydell , qemu-devel@nongnu.org Cc: Paolo Bonzini , Alexander Graf , Rob Herring , libvir-list@redhat.com, Richard Henderson , David Gibson , Eric Blake , Igor Mammedov , qemu-arm@nongnu.org, "Edgar E. Iglesias" , Peter Crosthwaite , Markus Armbruster , Artyom Tarasenko , Mark Cave-Ayland , Eduardo Habkost , Michael Walle , Marcel Apfelbaum , Aleksandar Markovic , Aurelien Jarno , Alistair Francis , "Michael S. Tsirkin" , Jason Wang , qemu-ppc@nongnu.org, Xiao Guangrong , Max Filippov , David Hildenbrand From: David Hildenbrand We will factor out get_memory_region() from pc-dimm to memory device code soon. Once that is done, get_region_size() can be implemented generically and essentially be replaced by memory_device_get_region_size (and work only on get_memory_region()). We have some users of get_memory_region() (spapr and pc-dimm code) that are only interested in the size. So let's rework them to use memory_device_get_region_size() first, then we can factor out get_memory_region() and eventually remove get_region_size() without touching the same code multiple times. Reviewed-by: David Gibson Reviewed-by: Igor Mammedov Signed-off-by: David Hildenbrand Message-Id: <20181005092024.14344-10-david@redhat.com> Signed-off-by: Eduardo Habkost --- include/hw/mem/memory-device.h | 2 ++ hw/mem/memory-device.c | 13 ++++++++++--- hw/mem/pc-dimm.c | 10 ++++------ hw/ppc/spapr.c | 21 +++++++-------------- 4 files changed, 23 insertions(+), 23 deletions(-) diff --git a/include/hw/mem/memory-device.h b/include/hw/mem/memory-device.h index 0474a3dd11..898df3057d 100644 --- a/include/hw/mem/memory-device.h +++ b/include/hw/mem/memory-device.h @@ -83,5 +83,7 @@ uint64_t memory_device_get_free_addr(MachineState *ms, const uint64_t *hint, void memory_device_plug_region(MachineState *ms, MemoryRegion *mr, uint64_t addr); void memory_device_unplug_region(MachineState *ms, MemoryRegion *mr); +uint64_t memory_device_get_region_size(const MemoryDeviceState *md, + Error **errp); #endif diff --git a/hw/mem/memory-device.c b/hw/mem/memory-device.c index c1e1b81cf2..425830c65c 100644 --- a/hw/mem/memory-device.c +++ b/hw/mem/memory-device.c @@ -57,10 +57,9 @@ static int memory_device_used_region_size(Object *obj, void *opaque) if (object_dynamic_cast(obj, TYPE_MEMORY_DEVICE)) { const DeviceState *dev = DEVICE(obj); const MemoryDeviceState *md = MEMORY_DEVICE(obj); - const MemoryDeviceClass *mdc = MEMORY_DEVICE_GET_CLASS(obj); if (dev->realized) { - *size += mdc->get_region_size(md, &error_abort); + *size += memory_device_get_region_size(md, &error_abort); } } @@ -167,7 +166,7 @@ uint64_t memory_device_get_free_addr(MachineState *ms, const uint64_t *hint, uint64_t md_size, md_addr; md_addr = mdc->get_addr(md); - md_size = mdc->get_region_size(md, &error_abort); + md_size = memory_device_get_region_size(md, &error_abort); if (ranges_overlap(md_addr, md_size, new_addr, size)) { if (hint) { @@ -266,6 +265,14 @@ void memory_device_unplug_region(MachineState *ms, MemoryRegion *mr) memory_region_del_subregion(&ms->device_memory->mr, mr); } +uint64_t memory_device_get_region_size(const MemoryDeviceState *md, + Error **errp) +{ + MemoryDeviceClass *mdc = MEMORY_DEVICE_GET_CLASS(md); + + return mdc->get_region_size(md, errp); +} + static const TypeInfo memory_device_info = { .name = TYPE_MEMORY_DEVICE, .parent = TYPE_INTERFACE, diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c index 130f78d0de..3e43ec8742 100644 --- a/hw/mem/pc-dimm.c +++ b/hw/mem/pc-dimm.c @@ -161,16 +161,14 @@ static Property pc_dimm_properties[] = { static void pc_dimm_get_size(Object *obj, Visitor *v, const char *name, void *opaque, Error **errp) { + Error *local_err = NULL; uint64_t value; - MemoryRegion *mr; - PCDIMMDevice *dimm = PC_DIMM(obj); - PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(obj); - mr = ddc->get_memory_region(dimm, errp); - if (!mr) { + value = memory_device_get_region_size(MEMORY_DEVICE(obj), &local_err); + if (local_err) { + error_propagate(errp, local_err); return; } - value = memory_region_size(mr); visit_type_uint64(v, name, &value, errp); } diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index c078347b66..c08130facb 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -3128,12 +3128,10 @@ static void spapr_memory_plug(HotplugHandler *hotplug_dev, DeviceState *dev, Error *local_err = NULL; sPAPRMachineState *ms = SPAPR_MACHINE(hotplug_dev); PCDIMMDevice *dimm = PC_DIMM(dev); - PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm); - MemoryRegion *mr = ddc->get_memory_region(dimm, &error_abort); uint64_t size, addr; uint32_t node; - size = memory_region_size(mr); + size = memory_device_get_region_size(MEMORY_DEVICE(dev), &error_abort); pc_dimm_plug(dimm, MACHINE(ms), &local_err); if (local_err) { @@ -3169,9 +3167,7 @@ static void spapr_memory_pre_plug(HotplugHandler *hotplug_dev, DeviceState *dev, const sPAPRMachineClass *smc = SPAPR_MACHINE_GET_CLASS(hotplug_dev); sPAPRMachineState *spapr = SPAPR_MACHINE(hotplug_dev); PCDIMMDevice *dimm = PC_DIMM(dev); - PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm); Error *local_err = NULL; - MemoryRegion *mr; uint64_t size; Object *memdev; hwaddr pagesize; @@ -3181,11 +3177,11 @@ static void spapr_memory_pre_plug(HotplugHandler *hotplug_dev, DeviceState *dev, return; } - mr = ddc->get_memory_region(dimm, errp); - if (!mr) { + size = memory_device_get_region_size(MEMORY_DEVICE(dimm), &local_err); + if (local_err) { + error_propagate(errp, local_err); return; } - size = memory_region_size(mr); if (size % SPAPR_MEMORY_BLOCK_SIZE) { error_setg(errp, "Hotplugged memory size must be a multiple of " @@ -3257,9 +3253,8 @@ static sPAPRDIMMState *spapr_recover_pending_dimm_state(sPAPRMachineState *ms, PCDIMMDevice *dimm) { sPAPRDRConnector *drc; - PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm); - MemoryRegion *mr = ddc->get_memory_region(dimm, &error_abort); - uint64_t size = memory_region_size(mr); + uint64_t size = memory_device_get_region_size(MEMORY_DEVICE(dimm), + &error_abort); uint32_t nr_lmbs = size / SPAPR_MEMORY_BLOCK_SIZE; uint32_t avail_lmbs = 0; uint64_t addr_start, addr; @@ -3325,14 +3320,12 @@ static void spapr_memory_unplug_request(HotplugHandler *hotplug_dev, sPAPRMachineState *spapr = SPAPR_MACHINE(hotplug_dev); Error *local_err = NULL; PCDIMMDevice *dimm = PC_DIMM(dev); - PCDIMMDeviceClass *ddc = PC_DIMM_GET_CLASS(dimm); - MemoryRegion *mr = ddc->get_memory_region(dimm, &error_abort); uint32_t nr_lmbs; uint64_t size, addr_start, addr; int i; sPAPRDRConnector *drc; - size = memory_region_size(mr); + size = memory_device_get_region_size(MEMORY_DEVICE(dimm), &error_abort); nr_lmbs = size / SPAPR_MEMORY_BLOCK_SIZE; addr_start = object_property_get_uint(OBJECT(dimm), PC_DIMM_ADDR_PROP, -- 2.18.0.rc1.1.g3f1ff2140