The only tests I could come up with for /proc/uptime are:
- test that values increase monotonically for 1 second,
- bounce around CPUs and test the same thing.
Avoid glibc like plague for affinity given patches like this:
Signed-off-by: Alexey Dobriyan <firstname.lastname@example.org>
Cc: Shuah Khan <email@example.com>
Signed-off-by: Andrew Morton <firstname.lastname@example.org>
Signed-off-by: Linus Torvalds <email@example.com>