On Thu, 2009-01-08 at 17:26 +0800, Li Zefan wrote:
> Subrata Modak wrote:
> > On Wed, 2009-01-07 at 09:53 +0800, Li Zefan wrote:
> >> Subrata Modak wrote:
> >>> Not sure whether everybody is back from vacation. But, this data is very
> >>> important for the project. Hope you will help me provide some inputs.
> >>> Some of you has already given me. Thanks for that.
> >>>
> >> A thought:
> >>
> >> We have many bug reports in LKML and the bugzilla, and some of them
> >> provided programs or steps to reproduce bugs. It is of benefit if
> >> we can make test programs and merge them into LTP based on those
> >> provided by bug reporters. Those test cases help to test corner
> >> cases.
> >>
> >> There is an excellent program to reliably reproduce a bug in direct-io,
> >> and the bug still remains to be resovled. Andrea Arcangeli
> >> <[email protected]>
> >> sugguested it is probably worth adding to LTP, and so do I. :)
> >>
> >> The bug report and discussion can be found here:
> >> http://marc.info/?l=linux-mm&m=122668235304637&w=2
> >>
> >> And the test program is attached. We have to ask Tim LaBerge
> >> <[email protected]>
> >> if we can use it in LTP.
> >
> > Yes, Definitely. I will write a patch to make it LTP specific and you
> > can review that before integrating.
> >
>
> You can write the test script based on the below one:
Sure. Thanks very much.
Regards--
Subrata
>
> #! /bin/sh
>
> # generate test files
> ./dma_thread
>
> # test different alignments: 512, 1024, ..., (4096-512)
> for ((i = 512; i < 4096; i += 512))
> {
> ./dma_thread -a $i
> if [ $? -ne 0]; then
> echo "Test Failed !!"
> exit 1
> fi
> }
>
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