Re: Pending AIO work/patches

From: Sébastien Dugué
Date: Tue Jun 21 2005 - 03:39:06 EST

On Mon, 2005-06-20 at 14:10 -0400, Benjamin LaHaise wrote:

> > (3) POSIX AIO support (Bull: Laurent/Sebastian or Oracle: Joel)
> > Status: Needs review and discussion ?
> The latest version incorporates changes from the last round of feedback
> (great work Sebastien!) and updates the library license, so people should
> definately take a closer look. This includes the necessary changes for
> in-kernel signal support, as well as minimal conversion done on iocbs (the
> layout matches the in-kernel iocb).
> A quick reading shows that most of it looks quite good. I have to stare
> at the cancellation code a bit more closely, though.

As I understand it, cancellation needs support from the
underlying filesystem in order to dequeue requests no yet
commited to disk.

So far there is no support from the kernel aside from the USB gadget
driver which registers its own 'iocb->ki_cancel' method for dequeuing



Sébastien Dugué BULL/FREC:B1-247
phone: (+33) 476 29 77 70 Bullcom: 229-7770




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