Re: [LTP] [RFC PATCH] tst_checkpoint_destroy

[Cyril Hrubis <chrubis@suse.cz>]

Hi!
> As of now, if we run test cases which use the tst_checkpoint framework on NFS,
> they will fail with errors like:
> 
> creat07     0  TWARN  :  tst_tmpdir.c:206: tst_rmdir: rmobj(/tmpdir/ltp-0IVQPP0NK6/creigi0kV) failed: remove(/tmpdir/ltp-0IVQPP0NK6/creigi0kV) failed; errno=66: Directory not empty
> 
> This happens because we keep the futex page mapped while tst_rmdir() is running.
> 
> So on we need to unmap the page before tst_rmdir().
> 
> What do you think about the proposed solution?

Why don't we hide this from user and unmap() the file in the tst_rmdir()
if checkpoint was initialized?

Otherwise I'm all for this fix.

-- 
Cyril Hrubis
chrubis@suse.cz

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