X11 still uses /dev/mem ?

[Adam Jackson]

On Tue, 2010-02-16 at 10:30 +0200, Nameer Yarkon wrote:
> Hi,
> 
> Does X11 still uses /dev/mem to directly manipulate the physical memory ?

strace would tell you.  The answer is "it depends" though.  On Linux,
most memory access goes through the PCI BAR resource files in sysfs, but
there are some situations where we still have to use /dev/mem.

- ajax
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