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authorPeter Maydell <peter.maydell@linaro.org>2016-03-01 10:34:19 +0000
committerPeter Maydell <peter.maydell@linaro.org>2016-03-01 10:34:19 +0000
commitd9c7737e57d1c5d8505d09b2803ca140875c9657 (patch)
tree9aa2e149825bdd194cdf57b2ec625e1e456f0502
parent9c74a853048f14fd9a3e2efa1e3a6935d00e7495 (diff)
parent05fa1c742fd6f66978b989ded0dd981ef11c4a0c (diff)
Merge remote-tracking branch 'remotes/kraxel/tags/pull-vga-20160301-1' into staging
vga: minor cirrus/qxl bugfixes. # gpg: Signature made Tue 01 Mar 2016 07:16:22 GMT using RSA key ID D3E87138 # gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" # gpg: aka "Gerd Hoffmann <gerd@kraxel.org>" # gpg: aka "Gerd Hoffmann (private) <kraxel@gmail.com>" * remotes/kraxel/tags/pull-vga-20160301-1: qxl: lock current_async update in qxl_soft_reset cirrus_vga: fix off-by-one in blit_region_is_unsafe Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--hw/display/cirrus_vga.c4
-rw-r--r--hw/display/qxl.c2
2 files changed, 4 insertions, 2 deletions
diff --git a/hw/display/cirrus_vga.c b/hw/display/cirrus_vga.c
index b6ce1c8bc7..57b91a77ca 100644
--- a/hw/display/cirrus_vga.c
+++ b/hw/display/cirrus_vga.c
@@ -276,14 +276,14 @@ static bool blit_region_is_unsafe(struct CirrusVGAState *s,
+ ((int64_t)s->cirrus_blt_height-1) * pitch;
int32_t max = addr
+ s->cirrus_blt_width;
- if (min < 0 || max >= s->vga.vram_size) {
+ if (min < 0 || max > s->vga.vram_size) {
return true;
}
} else {
int64_t max = addr
+ ((int64_t)s->cirrus_blt_height-1) * pitch
+ s->cirrus_blt_width;
- if (max >= s->vga.vram_size) {
+ if (max > s->vga.vram_size) {
return true;
}
}
diff --git a/hw/display/qxl.c b/hw/display/qxl.c
index a423deecea..919dc5cd36 100644
--- a/hw/display/qxl.c
+++ b/hw/display/qxl.c
@@ -1156,7 +1156,9 @@ static void qxl_soft_reset(PCIQXLDevice *d)
trace_qxl_soft_reset(d->id);
qxl_check_state(d);
qxl_clear_guest_bug(d);
+ qemu_mutex_lock(&d->async_lock);
d->current_async = QXL_UNDEFINED_IO;
+ qemu_mutex_unlock(&d->async_lock);
if (d->id == 0) {
qxl_enter_vga_mode(d);