Re: revised two-level bitmap fdalloc diff
enami tsugutomo <[email protected]>
| Newsgroups | gmane.os.netbsd.devel.performance |
|---|---|
| Organization | Sony Corp. |
| Message-ID | <[email protected]> |
YAMAMOTO Takashi <[email protected]> writes: > > YAMAMOTO Takashi <[email protected]> writes: > > > > > i meant, "NDLOSLOTS(i) <= NDLOSLOTS(1024)" > > > (lomap is more sensitive. no actual difference anyway, though) > > > > Really no actual difference? Anyway, I guess ... > > > > - leave the test to use NDHISLOTS(). > > - use NDHISLOTS() << NDENTRYSHIFT to calculate the allocation > > size of lomap. use NDLOSLOTS() only to bound the search. > > is there any benefit to malloc > NDLOSLOTS() ? No need to sprinkle `1024'. (and no need to assume how nfiles is incremented). enami.