So F9 will be released in a few weeks so I thought I'd mention a neat semi-hidden feature preview.
F9 will contain a preview of the future kernel based modesetting architecture for users of Intel 915 and above.
To use and test this, add i915.modeset=1 to your kernel command line and watch the future unfold :)
So far it just enters graphics mode when udev hits, and the X server should use the new modesetting architecture from then on. In theory it should give nearly flicker free startup from udev until login and X should start much faster.
Post F9 I'll hopefully merge in proper support for fast-user-switching which I've mostly working locally, just need to write a proper protocol for it.
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Page Summary
:: (no subject) [+2] :: (no subject) :: it worked! [+2]
July 2017
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Fedora 9 feature preview - kernel modesetting
(Anonymous)
Hi, (Anonymous)
I'm not sure it is upstream yet
Notice the line "F9 will contain a preview of the future kernel based modesetting architecture". It is a preview of something that will be in the mainline kernel once it is ready. Either that or it is not set to compile by default. I'm guessing grab the Fedora sources and compile that or grab the patch. (Anonymous)
Re: unknown option?
Got the same message here (unknown option), then I saw the blinking cursor (in a small text font), and then the boot process continued (text only). The X server didn't come up, only a blinking screen with vertical colored stripes on parts of the screen. Ctrl-alt-del didn't do it, so I had to do a hard power off. (Anonymous)
it worked!
I've been trying this off and on for the last month or so on my laptop and today if finally worked. I used to get no X after the udev switch but today everything worked pretty well. With it I'm getting this message from glxinfo: I managed to test it - it worked, but I got unbearably ugly fonts in X (LCD display, no matter which font rendering type) (Anonymous)
i915.modeset creates strange modelines
On my ThinkPad X61s (1024x768 native resolution) [brad@brad ~]$ xrandr -q Screen 0: minimum 320 x 200, current 1360 x 768, maximum 2048 x 2048 VGA1 disconnected (normal left inverted right x axis y axis) LVDS1 connected 1360x768+0+0 (normal left inverted right x axis y axis) 246mm x 185mm 1360x768 59.8* 60.0 1152x864 60.0 1024x768 60.0 40.0 800x600 60.3 640x480 60.0 59.9 0x0 0.0 Also, normally the outputs devices have names without the 1 appended (VGA and LVDS). Brad Walker (mailto:me@bradmwalker.com) Fedora
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