Thread (56 messages) 56 messages, 13 authors, 2004-10-21

Re: [Linux-fbdev-devel] Generic VESA framebuffer driver and Video card BOOT?

From: Oliver Neukum <oliver@neukum.org>
Date: 2004-10-18 20:49:35
Also in: lkml

Am Montag, 18. Oktober 2004 22:21 schrieb Helge Hafting:
quoted
On first access only, and even that only if the driver doesn't map the
pages at mmap() time already.  Not a single fb driver seems to map the
pages lazy today, grepping in drivers/video for nopage handles shows
nothing.  I'm not sure you can actually do that for iomem mappings.
Isn't it possible for the driver to unmap the mapping when
suspending?  Then you're guaranteed to get that first access.
But what would you do then? Block everything that is using a terminal?

	Regards
		Oliver
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