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NFSv4.1/pnfs: replace broken pnfs_put_lseg_async

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You cannot call pnfs_put_lseg_async() more than once per lseg, so it
is really an inappropriate way to deal with a refcount issue.

Instead, replace it with a function that decrements the refcount, and
puts the final 'free' operation (which is incompatible with locks) on
the workqueue.

Cc: Weston Andros Adamson <dros@primarydata.com>
Fixes: e6cf82d183: pnfs: add pnfs_put_lseg_async
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2014-10-08 16:39:12 -04:00
parent ea18cb3f11
commit 6543f80367
3 changed files with 29 additions and 12 deletions
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2
fs/nfs/filelayout/filelayout.c
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@ -1031,7 +1031,7 @@ filelayout_clear_request_commit(struct nfs_page *req,
}
out:
nfs_request_remove_commit_list(req, cinfo);
pnfs_put_lseg_async(freeme);
pnfs_put_lseg_locked(freeme);
}
static void