search for: kexec_get_cpu

...Changes since v4: * Replace the current cpu crash note scheme of using void pointers and hand calculating the size each time is needed, by a range structure containing a pointer and a size. This removes duplicate times where the size is calculated. * Tweak kexec_get_cpu(). Don''t fail if a cpu is offline because it may already have crash notes, and may be up by the time a crash happens. Split the error conditions up to return ERANGE for an out-of-range cpu request rather than EINVAL. Finally, returning a range of zeros is...