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authorÁlvaro Fernández Rojas <noltari@gmail.com>2016-07-07 09:22:07 +0200
committerÁlvaro Fernández Rojas <noltari@gmail.com>2016-07-09 16:29:18 +0200
commit20402106a376dcc4a766d3b0cee801ce29ba76d5 (patch)
treecfd93c19a6766663c4e8537ca8b8b82ad50478ee /target/linux/brcm2708/patches-4.4/0284-drm-vc4-Fix-a-framebuffer-reference-leak-on-async-fl.patch
parentf1765277bacbea47a45ed913ca8fa043e9f71393 (diff)
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brcm2708: update linux 4.4 patches to latest version
As usual these patches were extracted and rebased from the raspberry pi repo: https://github.com/raspberrypi/linux/tree/rpi-4.4.y Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.4/0284-drm-vc4-Fix-a-framebuffer-reference-leak-on-async-fl.patch')
-rw-r--r--target/linux/brcm2708/patches-4.4/0284-drm-vc4-Fix-a-framebuffer-reference-leak-on-async-fl.patch26
1 files changed, 26 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.4/0284-drm-vc4-Fix-a-framebuffer-reference-leak-on-async-fl.patch b/target/linux/brcm2708/patches-4.4/0284-drm-vc4-Fix-a-framebuffer-reference-leak-on-async-fl.patch
new file mode 100644
index 0000000..0173657
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.4/0284-drm-vc4-Fix-a-framebuffer-reference-leak-on-async-fl.patch
@@ -0,0 +1,26 @@
+From 0a26ed79b85b1fd55b88a1c3b5d1b4c3382b03f9 Mon Sep 17 00:00:00 2001
+From: Eric Anholt <eric@anholt.net>
+Date: Fri, 5 Feb 2016 15:06:15 -0800
+Subject: [PATCH 284/423] drm/vc4: Fix a framebuffer reference leak on async
+ flip interrupt.
+
+We'd need X to queue up an async pageflip while another is
+outstanding, and then take a SIGIO. I think X actually avoids sending
+out the next pageflip while one's already queued, but I'm not sure.
+
+Signed-off-by: Eric Anholt <eric@anholt.net>
+(cherry picked from commit 48627eb8dc55c60d35794105f6f79fb627347dbd)
+---
+ drivers/gpu/drm/vc4/vc4_crtc.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+--- a/drivers/gpu/drm/vc4/vc4_crtc.c
++++ b/drivers/gpu/drm/vc4/vc4_crtc.c
+@@ -527,6 +527,7 @@ static int vc4_async_page_flip(struct dr
+ /* Make sure all other async modesetes have landed. */
+ ret = down_interruptible(&vc4->async_modeset);
+ if (ret) {
++ drm_framebuffer_unreference(fb);
+ kfree(flip_state);
+ return ret;
+ }