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List:       ltp-list
Subject:    Re: [LTP] [YEAR END ANALYSIS] Where we stand ??
From:       Subrata Modak <subrata () linux ! vnet ! ibm ! com>
Date:       2009-01-27 14:13:19
Message-ID: 1233064880.4989.24.camel () subratamodak ! linux ! ibm ! com
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On Fri, 2009-01-23 at 17:11 +0530, Subrata Modak wrote:
> 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 <aarcange@redhat.com>
> > >> 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 <tim.laberge@quantum.com>
> > >> 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:
> > 
> > #! /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
> > }
> > 
> 
> Thanks Li. Finally, i got down to integrate the same bare minimum to
> LTP. Please review the following patches:
> 
> __001-Modify-Makefile-to-include-dma_thread_diotest7.patch,
> __002-Add-dma_thread_diotest7.patch,
> __003-Add-test_dma_thread_diotest7.sh.patch,
> __004-Add-test_dma_thread_diotest7-command_file.patch,
> __005-Add-test_dma_thread_diotest7-to-runalltests.sh.patch

Merged them all.

Regards--
Subrata

> 
> Regards--
> Subrata
> 
> 
> 
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