The Kernel Newbie Corner: Kernel Debugging with proc "Sequence" Files--Part 2

"And given the amount of material left to cover, we'll spend this week finishing off the issues related to the simpler, non-sequence proc files, and leave the complicated topic of sequenced writes for a final Part 3 next week, so this will be a relatively short column.

"A Quick Recap
As a refresher, let's consider a simple loadable module that represents a solution to last week's exercise and creates the proc file /proc/hz that, when read, displays the kernel tick rate (a value that shouldn't change no matter how many times you display it):"

Complete Story

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