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3617d9496c
Variant of proc_create_data that directly take a seq_file show
callback and deals with network namespaces in ->open and ->release.
All callers of proc_create + single_open_net converted over, and
single_{open,release}_net are removed entirely.
Signed-off-by: Christoph Hellwig <hch@lst.de>
39 lines
730 B
C
39 lines
730 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __SEQ_FILE_NET_H__
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#define __SEQ_FILE_NET_H__
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#include <linux/seq_file.h>
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struct net;
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extern struct net init_net;
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struct seq_net_private {
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#ifdef CONFIG_NET_NS
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struct net *net;
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#endif
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};
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static inline struct net *seq_file_net(struct seq_file *seq)
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{
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#ifdef CONFIG_NET_NS
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return ((struct seq_net_private *)seq->private)->net;
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#else
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return &init_net;
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#endif
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}
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/*
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* This one is needed for proc_create_net_single since net is stored directly
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* in private not as a struct i.e. seq_file_net can't be used.
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*/
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static inline struct net *seq_file_single_net(struct seq_file *seq)
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{
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#ifdef CONFIG_NET_NS
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return (struct net *)seq->private;
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#else
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return &init_net;
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#endif
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}
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#endif
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