| Message ID | 20200415192740.4082720-1-yhs@fb.com |
|---|---|
| State | RFC |
| Delegated to: | BPF Maintainers |
| Headers | show |
| Series | bpf: implement bpf based dumping of kernel data structures | expand |
diff --git a/fs/proc/proc_net.c b/fs/proc/proc_net.c index 4888c5224442..aee07c19cf8b 100644 --- a/fs/proc/proc_net.c +++ b/fs/proc/proc_net.c @@ -75,9 +75,8 @@ static int seq_open_net(struct inode *inode, struct file *file) put_net(net); return -ENOMEM; } -#ifdef CONFIG_NET_NS - p->net = net; -#endif + + set_seq_net_private(p, net); return 0; } diff --git a/include/linux/seq_file_net.h b/include/linux/seq_file_net.h index 0fdbe1ddd8d1..0ec4a18b9aca 100644 --- a/include/linux/seq_file_net.h +++ b/include/linux/seq_file_net.h @@ -35,4 +35,12 @@ static inline struct net *seq_file_single_net(struct seq_file *seq) #endif } +static inline void set_seq_net_private(struct seq_net_private *p, + struct net *net) +{ +#ifdef CONFIG_NET_NS + p->net = net; +#endif +} + #endif
Refactor assignment of "net" in seq_net_private structure in proc_net.c to a helper function. The helper later will be used by bpfdump. Signed-off-by: Yonghong Song <yhs@fb.com> --- fs/proc/proc_net.c | 5 ++--- include/linux/seq_file_net.h | 8 ++++++++ 2 files changed, 10 insertions(+), 3 deletions(-)