Il 06/11/2013 13:23, Charlie Shepherd ha scritto: > Patch 2 was written initially I was intending to use cow_co_is_allocated in > Patch 3 and needed it to consider all sectors but in the end cow_find_streak > was sufficient, so it may not strictly be necessary.
Patch 2 can still speed up reads that cross a sector boundary from 4 I/O operations (2 for the bitmap, 2 for the data) to 3 (only 1 for the data). Paolo
