On Wed, Nov 08, 2017 at 11:57:09AM -0500, tedheadster wrote: > Greg, > I had an idea about device drivers and self-tests. Create a compiler > tag called __selftest which would function similar to __init. A device > driver author could write directly into their kernel module self-test > functions identified with this tag. > > Using the tag, the person compiling the kernel could: > > 1) Completely remove the code/data at compile-time. > 2) Have the code run once at boot and then free the memory after a single use. > 3) Leave the code in place and expose it to userland via the debugfs > filesystem. Users could run the tests at their pleasure. > > It would be an opt-in system, so existing drivers could have the code > added at your leisure. > > What are your thoughts on this idea? Patches are always welcome, kernel development is not done by design documents :) Best of luck! greg k-h _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
