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由 Kent Overstreet 提交于
Needed for bcache - need a cheap source of random numbers for perturbing IO sizes, for rate limiting IO to the SSD. Signed-off-by: NKent Overstreet <koverstreet@google.com> CC: "Theodore Ts'o" <tytso@mit.edu>
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Needed for bcache - need a cheap source of random numbers for perturbing
IO sizes, for rate limiting IO to the SSD.
Signed-off-by: NKent Overstreet <koverstreet@google.com>
CC: "Theodore Ts'o" <tytso@mit.edu>