Re: [LTP] Fcntl16 test case 2 failure

[Rishikesh K Rajak <risrajak@linux.vnet.ibm.com>]

On Wed, Mar 31, 2010 at 10:39:31PM -0400, Anthony Ton wrote:
> Hi Rishikesh,
> My mistake, both of them fail.  But one with error code 5 (runltp), while fcntl16 run by itself with error code 37.
Ok . /me is seeing some issue or regression here may be.

> I am running against kernel 2.6.27.18.

Will it be possible for you to test with 2.6.33 kernel on the same env ?
meanwhile i will also spend some time on this early next week.

-Rishi

> I observe that if I running the test suite using runltp, then fcntl16 passes the test.  However, if I run fcntl16 by itself, I get the TFAIL as mentioned in previous email.  Do you know why the results are different if running fcntl16 from runltp vs. runing fcntl16 by itself?
> Thanks,
> Anthony 
> 
> -----Original Message-----
> From: Rishikesh K Rajak [mailto:risrajak@linux.vnet.ibm.com]
> Sent: Tuesday, March 30, 2010 9:54 PM
> To: Anthony Ton
> Cc: ltp-list@lists.sourceforge.net
> Subject: Re: [LTP] Fcntl16 test case 2 failure
> 
> 
> Hi Anthony,
> 
> >Hi LTP Team,
> >I run test case fcntl16 and get a failure on test case 2 with messages 
> >below
> 
> I have tested with latest kernel 2.6.32 and i could not face this problem.
> 
> Can you let us know about your setup little bit more ?
> 
> >
> >fcntl16     0  TINFO  :  Entering block 2
> >fcntl16     1  TFAIL  :  First parent lock failed
> >fcntl16     2  TFAIL  :  Test case 1, errno = 37
> >fcntl16     0  TINFO  :  Test case 2: with mandatory record locking FAILED
> >
> >>I look into the code and think that it is trying to do a lock on the 
> >>entire file
> >with write lock using option F_WRLCK, 0, 0L, 0L, IGNORED.  Is it 
> >correct?  Can someone
> >+elaborate a little more?  What does the errno = 37 mean?
> 
> This errno means you are not having any lock available while doing operation with fcntl, with F_SETLK .
> 
> asm-generic/errno.h:#define	ENOLCK		37	/* No record locks
> available */
> 
> --
> Thanks & Regards
> Rishi
> LTP Maintainer
> IBM, LTC, Bangalore
> Please join IRC #ltp @ irc.freenode.net

-- 
Thanks & Regards
Rishi
LTP Maintainer
IBM, LTC, Bangalore
Please join IRC #ltp @ irc.freenode.net

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