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SubjectRe: [RFC] Generic deferred file writing
Hi,

On Mon, 1 Jan 2001, Alexander Viro wrote:

> But... But with AFFS you _have_ exclusion between block-allocation and
> truncate(). It has no sparse files, so pageout will never allocate
> anything. I.e. all allocations come from write(2). And both write(2) and
> truncate(2) hold i_sem.
>
> Problem with AFFS is on the directory side of that business and there it's
> really scary. Block allocation is trivial...

Block allocation is not my problem right now (and even directory handling
is not that difficult), but I will post somethings about this on fsdevel
later.
But one question is still open, I'd really like an answer for:
Is it possible to use a per-inode-indirect-block-semaphore?

bye, Roman

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