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CIFS: add iface info to struct cifs_ses 

Signed-off-by: Aurelien Aptel <aaptel@suse.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
Aurelien Aptel 2018-06-14 15:43:18 +02:00 committed by Steve French
parent bead042ccc
commit b6f0dd5d75
2 changed files with 23 additions and 0 deletions
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21
fs/cifs/cifsglob.h
View File

@ -841,6 +841,13 @@ static inline void cifs_set_net_ns(struct TCP_Server_Info *srv, struct net *net)
#endif
struct cifs_server_iface {
size_t speed;
unsigned int rdma_capable : 1;
unsigned int rss_capable : 1;
struct sockaddr_storage sockaddr;
};
/*
* Session structure. One of these for each uid session with a particular host
*/
@ -878,6 +885,20 @@ struct cifs_ses {
#ifdef CONFIG_CIFS_SMB311
__u8 preauth_sha_hash[SMB2_PREAUTH_HASH_SIZE];
#endif /* 3.1.1 */
/*
* Network interfaces available on the server this session is
* connected to.
*
* Other channels can be opened by connecting and binding this
* session to interfaces from this list.
*
* iface_lock should be taken when accessing any of these fields
*/
spinlock_t iface_lock;
struct cifs_server_iface *iface_list;
size_t iface_count;
unsigned long iface_last_update; /* jiffies */
};
static inline bool

2
fs/cifs/misc.c
View File

@ -82,6 +82,7 @@ sesInfoAlloc(void)
INIT_LIST_HEAD(&ret_buf->smb_ses_list);
INIT_LIST_HEAD(&ret_buf->tcon_list);
mutex_init(&ret_buf->session_mutex);
spin_lock_init(&ret_buf->iface_lock);
}
return ret_buf;
}
@ -102,6 +103,7 @@ sesInfoFree(struct cifs_ses *buf_to_free)
kfree(buf_to_free->user_name);
kfree(buf_to_free->domainName);
kzfree(buf_to_free->auth_key.response);
kfree(buf_to_free->iface_list);
kzfree(buf_to_free);
}