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Ian Abbott authored
If a process that has mmap'd a COMEDI buffer is being run under a debugger such as GDB, the buffer contents are inaccessible from the debugger. Support the `access()` VM operation to allow the buffer contents to be accessed by another process. Signed-off-by: Ian Abbott <abbotti@mev.co.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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