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-rw-r--r--src/sna/sna_display.c5
-rw-r--r--src/sna/sna_dri2.c5
-rw-r--r--test/dri2-race.c15
3 files changed, 22 insertions, 3 deletions
diff --git a/src/sna/sna_display.c b/src/sna/sna_display.c
index cde4ca23..43fe4db4 100644
--- a/src/sna/sna_display.c
+++ b/src/sna/sna_display.c
@@ -1540,7 +1540,8 @@ static void defer_event(struct sna *sna, struct drm_event *base)
memcpy(&sna->mode.shadow_events[sna->mode.shadow_nevent++],
base, sizeof(struct drm_event_vblank));
- DBG(("%s: deferring event count=%d\n", sna->mode.shadow_nevent));
+ DBG(("%s: deferring event count=%d\n",
+ __func__, sna->mode.shadow_nevent));
}
static void flush_events(struct sna *sna)
@@ -1550,7 +1551,7 @@ static void flush_events(struct sna *sna)
if (!sna->mode.shadow_nevent)
return;
- DBG(("%s: flushing %d events=%d\n", sna->mode.shadow_nevent));
+ DBG(("%s: flushing %d events=%d\n", __func__, sna->mode.shadow_nevent));
for (n = 0; n < sna->mode.shadow_nevent; n++) {
struct drm_event_vblank *vb = &sna->mode.shadow_events[n];
diff --git a/src/sna/sna_dri2.c b/src/sna/sna_dri2.c
index 0c697dda..72cb1280 100644
--- a/src/sna/sna_dri2.c
+++ b/src/sna/sna_dri2.c
@@ -2697,6 +2697,7 @@ void sna_dri2_vblank_handler(struct drm_event_vblank *event)
get_private(info->front)->bo->handle, info->front->name, get_private(info->front)->bo->active_scanout));
assert(info->draw);
+ assert(!info->signal);
info->keepalive++;
info->signal = true;
}
@@ -2847,6 +2848,9 @@ sna_dri2_flip_continue(struct sna_dri2_event *info)
if (info->draw == NULL)
return false;
+ assert(!info->signal);
+ info->signal = info->type == FLIP_THROTTLE;
+
if (info->sna->mode.front_active == 0)
return false;
@@ -2863,7 +2867,6 @@ sna_dri2_flip_continue(struct sna_dri2_event *info)
info->sna->dri2.flip_pending = info;
info->queued = true;
assert(info->draw);
- info->signal = info->type == FLIP_THROTTLE;
return true;
}
diff --git a/test/dri2-race.c b/test/dri2-race.c
index 79dc9c49..ece624f6 100644
--- a/test/dri2-race.c
+++ b/test/dri2-race.c
@@ -144,6 +144,7 @@ static void race_window(Display *dpy, int width, int height,
for (n = 0; n < N_DIVISORS; n++) {
loop = 256 >> ffs(divisors[n]);
printf("DRI2SwapBuffers(divisor=%d), loop=%d", divisors[n], loop);
+ fflush(stdout);
do {
win = XCreateWindow(dpy, DefaultRootWindow(dpy),
0, 0, width, height, 0,
@@ -174,6 +175,7 @@ static void race_window(Display *dpy, int width, int height,
for (n = 0; n < N_DIVISORS; n++) {
loop = 256 >> ffs(divisors[n]);
printf("xcb_dri2_swap_buffers(divisor=%d), loops=%d", divisors[n], loop);
+ fflush(stdout);
do {
win = XCreateWindow(dpy, DefaultRootWindow(dpy),
0, 0, width, height, 0,
@@ -204,6 +206,7 @@ static void race_window(Display *dpy, int width, int height,
for (n = 0; n < N_DIVISORS; n++) {
loop = 256 >> ffs(divisors[n]);
printf("DRI2WaitMsc(divisor=%d), loop=%d", divisors[n], loop);
+ fflush(stdout);
do {
uint64_t ignore, msc;
xcb_connection_t *c = XGetXCBConnection(dpy);
@@ -276,6 +279,7 @@ static void race_resize(Display *dpy, int width, int height,
loop = 256 >> ffs(divisors[n]);
printf("DRI2SwapBuffers(divisor=%d), loop=%d", divisors[n], loop);
+ fflush(stdout);
do {
int w, h;
@@ -310,6 +314,7 @@ static void race_resize(Display *dpy, int width, int height,
loop = 256 >> ffs(divisors[n]);
printf("xcb_dri2_swap_buffers(divisor=%d), loops=%d", divisors[n], loop);
+ fflush(stdout);
do {
int w, h;
@@ -344,6 +349,7 @@ static void race_resize(Display *dpy, int width, int height,
loop = 256 >> ffs(divisors[n]);
printf("DRI2WaitMsc(divisor=%d), loop=%d", divisors[n], loop);
+ fflush(stdout);
do {
uint64_t ignore, msc;
xcb_connection_t *c = XGetXCBConnection(dpy);
@@ -393,6 +399,7 @@ static void race_manager(Display *dpy, int width, int height,
attr.override_redirect = 1;
for (n = 0; n < N_DIVISORS; n++) {
printf("DRI2SwapBuffers(divisor=%d)", divisors[n]);
+ fflush(stdout);
loop = 256 >> ffs(divisors[n]);
do {
win = XCreateWindow(dpy, DefaultRootWindow(dpy),
@@ -425,6 +432,7 @@ static void race_manager(Display *dpy, int width, int height,
for (n = 0; n < N_DIVISORS; n++) {
printf("xcb_dri2_swap_buffers(divisor=%d)", divisors[n]);
+ fflush(stdout);
loop = 256 >> ffs(divisors[n]);
do {
win = XCreateWindow(dpy, DefaultRootWindow(dpy),
@@ -457,6 +465,7 @@ static void race_manager(Display *dpy, int width, int height,
for (n = 0; n < N_DIVISORS; n++) {
printf("DRI2WaitMsc(divisor=%d)", divisors[n]);
+ fflush(stdout);
loop = 256 >> ffs(divisors[n]);
do {
uint64_t ignore, msc;
@@ -518,6 +527,7 @@ static void race_close(int width, int height,
attr.override_redirect = 1;
for (n = 0; n < N_DIVISORS; n++) {
printf("DRI2SwapBuffers(divisor=%d)", divisors[n]);
+ fflush(stdout);
loop = 256 >> ffs(divisors[n]);
do {
Display *dpy = XOpenDisplay(NULL);
@@ -547,6 +557,7 @@ static void race_close(int width, int height,
for (n = 0; n < N_DIVISORS; n++) {
printf("xcb_dri2_swap_buffers(divisor=%d)", divisors[n]);
+ fflush(stdout);
loop = 256 >> ffs(divisors[n]);
do {
Display *dpy = XOpenDisplay(NULL);
@@ -576,6 +587,7 @@ static void race_close(int width, int height,
for (n = 0; n < N_DIVISORS; n++) {
printf("DRI2WaitMsc(divisor=%d)", divisors[n]);
+ fflush(stdout);
loop = 256 >> ffs(divisors[n]);
do {
uint64_t ignore, msc;
@@ -629,6 +641,7 @@ static void race_client(int width, int height,
attr.override_redirect = 1;
for (n = 0; n < N_DIVISORS; n++) {
printf("DRI2SwapBuffers(divisor=%d)", divisors[n]);
+ fflush(stdout);
loop = 256 >> ffs(divisors[n]);
do {
Display *dpy = XOpenDisplay(NULL);
@@ -672,6 +685,7 @@ static void race_client(int width, int height,
for (n = 0; n < N_DIVISORS; n++) {
printf("xcb_dri2_swap_buffers(divisor=%d)", divisors[n]);
+ fflush(stdout);
loop = 256 >> ffs(divisors[n]);
do {
Display *dpy = XOpenDisplay(NULL);
@@ -715,6 +729,7 @@ static void race_client(int width, int height,
for (n = 0; n < N_DIVISORS; n++) {
printf("DRI2WaitMsc(divisor=%d)", divisors[n]);
+ fflush(stdout);
loop = 256 >> ffs(divisors[n]);
do {
Display *dpy = XOpenDisplay(NULL);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 13:30:03 +0000