Method getClientFileRangeSettings

pkg/sentry/pgalloc/save_restore.go:1987–2011

(fileSize uint64)

}

func (f *MemoryFile) getClientFileRangeSettings(fileSize uint64) []stateio.ClientFileRangeSetting {
	if !f.opts.AdviseHugepage && !f.opts.AdviseNoHugepage {
		return nil
	}
	var cfrs []stateio.ClientFileRangeSetting
	f.forEachChunk(memmap.FileRange{0, fileSize}, func(chunk *chunkInfo, chunkFR memmap.FileRange) bool {
		if chunk.huge {
			if f.opts.AdviseHugepage {
				cfrs = append(cfrs, stateio.ClientFileRangeSetting{
					FileRange: chunkFR,
					Property:  stateio.PropertyHugepage,
				})
			}
		} else {
			if f.opts.AdviseNoHugepage {
				cfrs = append(cfrs, stateio.ClientFileRangeSetting{
					FileRange: chunkFR,
					Property:  stateio.PropertyNoHugepage,
				})
			}
		}
		return true
	})
	return cfrs
}