Merge branch 'wip-dang-getattrs' of https://github.com/dang/ceph into wip-anrao3...

diff --cc src/rgw/driver/d4n/rgw_sal_d4n.cc
Simple merge

diff --cc src/rgw/driver/d4n/rgw_sal_d4n.h
Simple merge

diff --cc src/rgw/driver/posix/rgw_sal_posix.cc
Simple merge

diff --cc src/rgw/driver/posix/rgw_sal_posix.h
Simple merge

diff --cc src/rgw/driver/rados/rgw_sal_rados.cc
Simple merge

diff --cc src/rgw/driver/rados/rgw_sal_rados.h
Simple merge

diff --cc src/rgw/rgw_sal.h
Simple merge

diff --cc src/rgw/rgw_sal_dbstore.cc
Simple merge

diff --cc src/rgw/rgw_sal_dbstore.h
Simple merge

diff --cc src/rgw/rgw_sal_filter.cc
Simple merge

diff --cc src/rgw/rgw_sal_filter.h
Simple merge

diff --cc src/test/rgw/test_d4n_filter.cc
Simple merge