drbd: Removed 20 seconds upper bound for side-stepping
Given low-enough network bandwidth combined with a IO pattern that hammers onto a single RS-extent, side-stepping might be necessary for much longer times. Changed the code to print a single informal message after 20 seconds, but it keeps on stepping aside forever. Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
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