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authorDavid Hildenbrand <david@redhat.com>2020-11-12 16:38:09 +0300
committerMichael S. Tsirkin <mst@redhat.com>2020-12-19 00:14:27 +0300
commitd46dfb62f676f949352c7fd8b7a0fa3b7fe1b933 (patch)
tree096c927326265f3f15666d6f56f9da5c9c71ed4c /drivers/virtio
parent602ef89457173a24dde30874faec1f15a00e112a (diff)
downloadlinux-d46dfb62f676f949352c7fd8b7a0fa3b7fe1b933.tar.xz
virtio-mem: memory notifier callbacks are specific to Sub Block Mode (SBM)
Let's rename accordingly. Cc: "Michael S. Tsirkin" <mst@redhat.com> Cc: Jason Wang <jasowang@redhat.com> Cc: Pankaj Gupta <pankaj.gupta.linux@gmail.com> Signed-off-by: David Hildenbrand <david@redhat.com> Link: https://lore.kernel.org/r/20201112133815.13332-24-david@redhat.com Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/virtio')
-rw-r--r--drivers/virtio/virtio_mem.c29
1 files changed, 15 insertions, 14 deletions
diff --git a/drivers/virtio/virtio_mem.c b/drivers/virtio/virtio_mem.c
index ec81f9d4bccf..cdcf67e55a56 100644
--- a/drivers/virtio/virtio_mem.c
+++ b/drivers/virtio/virtio_mem.c
@@ -587,8 +587,8 @@ static bool virtio_mem_contains_range(struct virtio_mem *vm, uint64_t start,
return start >= vm->addr && start + size <= vm->addr + vm->region_size;
}
-static int virtio_mem_notify_going_online(struct virtio_mem *vm,
- unsigned long mb_id)
+static int virtio_mem_sbm_notify_going_online(struct virtio_mem *vm,
+ unsigned long mb_id)
{
switch (virtio_mem_sbm_get_mb_state(vm, mb_id)) {
case VIRTIO_MEM_SBM_MB_OFFLINE_PARTIAL:
@@ -602,8 +602,8 @@ static int virtio_mem_notify_going_online(struct virtio_mem *vm,
return NOTIFY_BAD;
}
-static void virtio_mem_notify_offline(struct virtio_mem *vm,
- unsigned long mb_id)
+static void virtio_mem_sbm_notify_offline(struct virtio_mem *vm,
+ unsigned long mb_id)
{
switch (virtio_mem_sbm_get_mb_state(vm, mb_id)) {
case VIRTIO_MEM_SBM_MB_ONLINE_PARTIAL:
@@ -620,7 +620,8 @@ static void virtio_mem_notify_offline(struct virtio_mem *vm,
}
}
-static void virtio_mem_notify_online(struct virtio_mem *vm, unsigned long mb_id)
+static void virtio_mem_sbm_notify_online(struct virtio_mem *vm,
+ unsigned long mb_id)
{
switch (virtio_mem_sbm_get_mb_state(vm, mb_id)) {
case VIRTIO_MEM_SBM_MB_OFFLINE_PARTIAL:
@@ -637,8 +638,8 @@ static void virtio_mem_notify_online(struct virtio_mem *vm, unsigned long mb_id)
}
}
-static void virtio_mem_notify_going_offline(struct virtio_mem *vm,
- unsigned long mb_id)
+static void virtio_mem_sbm_notify_going_offline(struct virtio_mem *vm,
+ unsigned long mb_id)
{
const unsigned long nr_pages = PFN_DOWN(vm->sbm.sb_size);
unsigned long pfn;
@@ -653,8 +654,8 @@ static void virtio_mem_notify_going_offline(struct virtio_mem *vm,
}
}
-static void virtio_mem_notify_cancel_offline(struct virtio_mem *vm,
- unsigned long mb_id)
+static void virtio_mem_sbm_notify_cancel_offline(struct virtio_mem *vm,
+ unsigned long mb_id)
{
const unsigned long nr_pages = PFN_DOWN(vm->sbm.sb_size);
unsigned long pfn;
@@ -714,7 +715,7 @@ static int virtio_mem_memory_notifier_cb(struct notifier_block *nb,
break;
}
vm->hotplug_active = true;
- virtio_mem_notify_going_offline(vm, mb_id);
+ virtio_mem_sbm_notify_going_offline(vm, mb_id);
break;
case MEM_GOING_ONLINE:
mutex_lock(&vm->hotplug_mutex);
@@ -724,10 +725,10 @@ static int virtio_mem_memory_notifier_cb(struct notifier_block *nb,
break;
}
vm->hotplug_active = true;
- rc = virtio_mem_notify_going_online(vm, mb_id);
+ rc = virtio_mem_sbm_notify_going_online(vm, mb_id);
break;
case MEM_OFFLINE:
- virtio_mem_notify_offline(vm, mb_id);
+ virtio_mem_sbm_notify_offline(vm, mb_id);
atomic64_add(size, &vm->offline_size);
/*
@@ -741,7 +742,7 @@ static int virtio_mem_memory_notifier_cb(struct notifier_block *nb,
mutex_unlock(&vm->hotplug_mutex);
break;
case MEM_ONLINE:
- virtio_mem_notify_online(vm, mb_id);
+ virtio_mem_sbm_notify_online(vm, mb_id);
atomic64_sub(size, &vm->offline_size);
/*
@@ -760,7 +761,7 @@ static int virtio_mem_memory_notifier_cb(struct notifier_block *nb,
case MEM_CANCEL_OFFLINE:
if (!vm->hotplug_active)
break;
- virtio_mem_notify_cancel_offline(vm, mb_id);
+ virtio_mem_sbm_notify_cancel_offline(vm, mb_id);
vm->hotplug_active = false;
mutex_unlock(&vm->hotplug_mutex);
break;