Messages in this thread |  | | Subject | Re: [PATCH] svgalib error in mmap documentation | Date | Sat, 6 Jan 2001 15:42:22 +0000 (GMT) | From | Alan Cox <> |
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> +If you want svgalib programs to run with kernel 2.4.0 or newer, svgalib > +needs to be compiled without background support (BACKGROUND not defined in > +Makefile.cfg). This is relevant to any svgalib version. > +This is because svgalib uses mmap of /proc/mem to emulate vga's memory bank > +switching when in background, and kernel 2.4.0 stopped supporting this feature.
2.4 has real support for shared mappings, so you can I suspect do it properly now
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