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Mr NeilBrown authored
The lli_lsm_sem locks taken by ll_prep_md_op_data() are sometimes released by a different thread. This confuses lockdep unless we explain the situation. So use down_read_non_owner() and up_read_non_owner(). Test-Parameters: trivial Signed-off-by: Mr NeilBrown <neilb@suse.de> Change-Id: Ie6543706c658fc427461ef03448f3fcf90abaab7 Reviewed-on: https://review.whamcloud.com/39234 Tested-by: jenkins <devops@whamcloud.com> Tested-by: Maloo <maloo@whamcloud.com> Reviewed-by: Andreas Dilger <adilger@whamcloud.com> Reviewed-by: James Simmons <jsimmons@infradead.org> Reviewed-by: Shaun Tancheff <shaun.tancheff@hpe.com> Reviewed-by: Oleg Drokin <green@whamcloud.com>
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