Re: [PATCH v3 0/2] Two xattrs-related fixes for ceph

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On 6/13/22 7:31 PM, Luís Henriques wrote:
Hi!

A bug fix in ceph has made some changes in the way xattr limits are
enforced on the client side.  This requires some fixes on tests
generic/020 and generic/486.

* Changes since v2:

   - patch 0001:
     Add logic to compute the *real* maximum.  Kudos to David Disseldorp
     for providing the right incantation to do the maths.  Also split
     _attr_get_max() in two, so that they can be invoked from different
     places in the test script.

   - patch 002:
     attr_replace_test now has an extra param as suggested by Dave Chinner,
     and added fs-specific logic to the script.  No need to have an exact
     maximum in this test, a big-enough value suffices.

* Changes since v1:

   - patch 0001:
     Set the max size for xattrs values to a 65000, so that it is close to
     the maximum, but still able to accommodate any pre-existing xattr

   - patch 0002:
     Same thing as patch 0001, but in a more precise way: actually take
     into account the exact sizes for name+value of a pre-existing xattr.

Luís Henriques (2):
   generic/020: adjust max_attrval_size for ceph
   generic/486: adjust the max xattr size

  src/attr_replace_test.c | 30 ++++++++++++++++++++++++++----
  tests/generic/020       | 33 +++++++++++++++++++++++++--------
  tests/generic/486       | 11 ++++++++++-
  3 files changed, 61 insertions(+), 13 deletions(-)

This series looks good to me.

Reviewed-by: Xiubo Li <xiubli@xxxxxxxxxx>





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