summaryrefslogtreecommitdiff
path: root/meta/recipes-devtools/qemu/qemu-0.14.0/spice-qxl-locking-fix-for-qemu-kvm.patch
diff options
context:
space:
mode:
Diffstat (limited to 'meta/recipes-devtools/qemu/qemu-0.14.0/spice-qxl-locking-fix-for-qemu-kvm.patch')
-rw-r--r--meta/recipes-devtools/qemu/qemu-0.14.0/spice-qxl-locking-fix-for-qemu-kvm.patch152
1 files changed, 0 insertions, 152 deletions
diff --git a/meta/recipes-devtools/qemu/qemu-0.14.0/spice-qxl-locking-fix-for-qemu-kvm.patch b/meta/recipes-devtools/qemu/qemu-0.14.0/spice-qxl-locking-fix-for-qemu-kvm.patch
deleted file mode 100644
index 4113fc2ad6..0000000000
--- a/meta/recipes-devtools/qemu/qemu-0.14.0/spice-qxl-locking-fix-for-qemu-kvm.patch
+++ /dev/null
@@ -1,152 +0,0 @@
-Description: spice/qxl: locking fix for qemu-kvm
-Author: Gerd Hoffmann <kraxel@redhat.com>
-Source: upstream, http://patchwork.ozlabs.org/patch/84704/
-Forwarding: not-needed
-
-Upstream-Status: Pending
-
-Index: qemu-0.14.0/hw/qxl.c
-===================================================================
---- qemu-0.14.0.orig/hw/qxl.c
-+++ qemu-0.14.0/hw/qxl.c
-@@ -125,6 +125,27 @@ static void qxl_reset_memslots(PCIQXLDev
- static void qxl_reset_surfaces(PCIQXLDevice *d);
- static void qxl_ring_set_dirty(PCIQXLDevice *qxl);
-
-+/* qemu-kvm locking ... */
-+void qxl_unlock_iothread(SimpleSpiceDisplay *ssd)
-+{
-+ if (cpu_single_env) {
-+ assert(ssd->env == NULL);
-+ ssd->env = cpu_single_env;
-+ cpu_single_env = NULL;
-+ }
-+ qemu_mutex_unlock_iothread();
-+}
-+
-+void qxl_lock_iothread(SimpleSpiceDisplay *ssd)
-+{
-+ qemu_mutex_lock_iothread();
-+ if (ssd->env) {
-+ assert(cpu_single_env == NULL);
-+ cpu_single_env = ssd->env;
-+ ssd->env = NULL;
-+ }
-+}
-+
- static inline uint32_t msb_mask(uint32_t val)
- {
- uint32_t mask;
-@@ -662,10 +683,10 @@ static void qxl_hard_reset(PCIQXLDevice
- dprint(d, 1, "%s: start%s\n", __FUNCTION__,
- loadvm ? " (loadvm)" : "");
-
-- qemu_mutex_unlock_iothread();
-+ qxl_unlock_iothread(&d->ssd);
- d->ssd.worker->reset_cursor(d->ssd.worker);
- d->ssd.worker->reset_image_cache(d->ssd.worker);
-- qemu_mutex_lock_iothread();
-+ qxl_lock_iothread(&d->ssd);
- qxl_reset_surfaces(d);
- qxl_reset_memslots(d);
-
-@@ -795,9 +816,9 @@ static void qxl_reset_surfaces(PCIQXLDev
- {
- dprint(d, 1, "%s:\n", __FUNCTION__);
- d->mode = QXL_MODE_UNDEFINED;
-- qemu_mutex_unlock_iothread();
-+ qxl_unlock_iothread(&d->ssd);
- d->ssd.worker->destroy_surfaces(d->ssd.worker);
-- qemu_mutex_lock_iothread();
-+ qxl_lock_iothread(&d->ssd);
- memset(&d->guest_surfaces.cmds, 0, sizeof(d->guest_surfaces.cmds));
- }
-
-@@ -866,9 +887,9 @@ static void qxl_destroy_primary(PCIQXLDe
- dprint(d, 1, "%s\n", __FUNCTION__);
-
- d->mode = QXL_MODE_UNDEFINED;
-- qemu_mutex_unlock_iothread();
-+ qxl_unlock_iothread(&d->ssd);
- d->ssd.worker->destroy_primary_surface(d->ssd.worker, 0);
-- qemu_mutex_lock_iothread();
-+ qxl_lock_iothread(&d->ssd);
- }
-
- static void qxl_set_mode(PCIQXLDevice *d, int modenr, int loadvm)
-@@ -938,10 +959,10 @@ static void ioport_write(void *opaque, u
- case QXL_IO_UPDATE_AREA:
- {
- QXLRect update = d->ram->update_area;
-- qemu_mutex_unlock_iothread();
-+ qxl_unlock_iothread(&d->ssd);
- d->ssd.worker->update_area(d->ssd.worker, d->ram->update_surface,
- &update, NULL, 0, 0);
-- qemu_mutex_lock_iothread();
-+ qxl_lock_iothread(&d->ssd);
- break;
- }
- case QXL_IO_NOTIFY_CMD:
-Index: qemu-0.14.0/ui/spice-display.c
-===================================================================
---- qemu-0.14.0.orig/ui/spice-display.c
-+++ qemu-0.14.0/ui/spice-display.c
-@@ -186,18 +186,18 @@ void qemu_spice_create_host_primary(Simp
- surface.mem = (intptr_t)ssd->buf;
- surface.group_id = MEMSLOT_GROUP_HOST;
-
-- qemu_mutex_unlock_iothread();
-+ qxl_unlock_iothread(ssd);
- ssd->worker->create_primary_surface(ssd->worker, 0, &surface);
-- qemu_mutex_lock_iothread();
-+ qxl_lock_iothread(ssd);
- }
-
- void qemu_spice_destroy_host_primary(SimpleSpiceDisplay *ssd)
- {
- dprint(1, "%s:\n", __FUNCTION__);
-
-- qemu_mutex_unlock_iothread();
-+ qxl_unlock_iothread(ssd);
- ssd->worker->destroy_primary_surface(ssd->worker, 0);
-- qemu_mutex_lock_iothread();
-+ qxl_lock_iothread(ssd);
- }
-
- void qemu_spice_vm_change_state_handler(void *opaque, int running, int reason)
-@@ -207,9 +207,9 @@ void qemu_spice_vm_change_state_handler(
- if (running) {
- ssd->worker->start(ssd->worker);
- } else {
-- qemu_mutex_unlock_iothread();
-+ qxl_unlock_iothread(ssd);
- ssd->worker->stop(ssd->worker);
-- qemu_mutex_lock_iothread();
-+ qxl_lock_iothread(ssd);
- }
- ssd->running = running;
- }
-Index: qemu-0.14.0/ui/spice-display.h
-===================================================================
---- qemu-0.14.0.orig/ui/spice-display.h
-+++ qemu-0.14.0/ui/spice-display.h
-@@ -43,6 +43,9 @@ typedef struct SimpleSpiceDisplay {
- QXLRect dirty;
- int notify;
- int running;
-+
-+ /* qemu-kvm locking ... */
-+ void *env;
- } SimpleSpiceDisplay;
-
- typedef struct SimpleSpiceUpdate {
-@@ -52,6 +55,9 @@ typedef struct SimpleSpiceUpdate {
- uint8_t *bitmap;
- } SimpleSpiceUpdate;
-
-+void qxl_unlock_iothread(SimpleSpiceDisplay *ssd);
-+void qxl_lock_iothread(SimpleSpiceDisplay *ssd);
-+
- int qemu_spice_rect_is_empty(const QXLRect* r);
- void qemu_spice_rect_union(QXLRect *dest, const QXLRect *r);
-