Messages in this thread | | | Date | Tue, 06 Mar 2007 10:46:56 -0600 | From | Eric Sandeen <> | Subject | Re: [RFC] Heads up on sys_fallocate() |
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Ulrich Drepper wrote: > Christoph Hellwig wrote: >> fallocate with the whence argument and flags is already quite complicated, >> I'd rather have another call for placement decisions, that would >> be called on an fd to do placement decissions for any further allocations >> (prealloc, write, etc) > > Yes, posix_fallocate shouldn't be made more complicated. But I don't > understand why requesting linear layout of the blocks should be an > option. It's always an advantage if the blocks requested this way are > linear on disk. So, the kernel should always do its best to make this > happen, without needing an additional option. >
Agreed on both points. The hints would be for things like start block, or speculative EOF preallocation, not contiguity, which I think should always be the goal.
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