Re: [PATCH pynfs] Allow server to reject maximum commit offsets

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J. Bruce Fields wrote:
> From: J. Bruce Fields <bfields@xxxxxxxxxxxxxx>
> 
> These two tests insist that a server must accept commits with offset
> 2^64-1 and 2^64-2.  I can find no justification in the spec for this
> requirement.
> 
> The linux server was recently changed to reject (with INVAL) offsets
> over 2^63-1, which is the maximum that the vfs commit routine can
> accept.  That behavior is consistent with the NFSv3 commit
> implementation and with the NFSv4 write implementation.
> 

I guess that I am missing something.  At least the NFSv3
COMMIT operation takes an unsigned 64 bit quantity.  That
would seem to make the test correct, would it not?

		ps

> The maximum offset allowed may vary depending on filesystem or server,
> so I think it's simplest just to delete these tests.  (Alternatively, we
> could replace the offset by whatever we consider a reasonable least
> common denominator, e.g. 2^31-1.)
> 
> Signed-off-by: J. Bruce Fields <bfields@xxxxxxxxxxxxxx>
> ---
>  lib/nfs4/servertests/st_commit.py |   18 ------------------
>  1 files changed, 0 insertions(+), 18 deletions(-)
> 
> diff --git a/lib/nfs4/servertests/st_commit.py b/lib/nfs4/servertests/st_commit.py
> index 2955d79..0005e54 100644
> --- a/lib/nfs4/servertests/st_commit.py
> +++ b/lib/nfs4/servertests/st_commit.py
> @@ -35,24 +35,6 @@ def testCommitOffset1(t, env):
>      """
>      _commit(t, env.c1, 1)
>  
> -def testCommitOffsetMax1(t, env):
> -    """COMMIT
> -
> -    FLAGS: commit all
> -    DEPEND: MKFILE
> -    CODE: CMT1c
> -    """
> -    _commit(t, env.c1, 0xffffffffffffffffL)
> -
> -def testCommitOffsetMax2(t, env):
> -    """COMMIT
> -
> -    FLAGS: commit all
> -    DEPEND: MKFILE
> -    CODE: CMT1d
> -    """
> -    _commit(t, env.c1, 0xfffffffffffffffeL)
> -
>  def testCommitCount1(t, env):
>      """COMMIT
>  

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