Kumagai-san, this patch was inspired by this post of yours: http://lists.infradead.org/pipermail/kexec/2013-November/010445.html Unfortunately, this rewrite never happened, so I took the liberty of overtaking the job. I hope you don't mind. This is in fact a preparatory series to add hugepage support without having to care about the appropriate size of the cyclic buffer. Petr Tesarik (2): Generic handling of multi-page exclusions Git rid of overrun adjustments makedumpfile.c | 92 +++++++++++----------------------------------------------- makedumpfile.h | 7 +++++ 2 files changed, 24 insertions(+), 75 deletions(-) -- 1.8.4.5