forked from luck/tmp_suning_uos_patched
NFS: Don't hold the inode lock across fsync()
Commits are no longer required to be serialised. Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
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@ -277,11 +277,9 @@ nfs_file_fsync(struct file *file, loff_t start, loff_t end, int datasync)
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ret = filemap_write_and_wait_range(inode->i_mapping, start, end);
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if (ret != 0)
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break;
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inode_lock(inode);
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ret = nfs_file_fsync_commit(file, start, end, datasync);
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if (!ret)
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ret = pnfs_sync_inode(inode, !!datasync);
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inode_unlock(inode);
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/*
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* If nfs_file_fsync_commit detected a server reboot, then
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* resend all dirty pages that might have been covered by
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