diff options
Diffstat (limited to 'fs/smb/client/cifs_debug.c')
| -rw-r--r-- | fs/smb/client/cifs_debug.c | 33 |
1 files changed, 31 insertions, 2 deletions
diff --git a/fs/smb/client/cifs_debug.c b/fs/smb/client/cifs_debug.c index 76922fcc4bc6..5596c9f30ccb 100644 --- a/fs/smb/client/cifs_debug.c +++ b/fs/smb/client/cifs_debug.c @@ -136,6 +136,11 @@ cifs_dump_channel(struct seq_file *m, int i, struct cifs_chan *chan) { struct TCP_Server_Info *server = chan->server; + if (!server) { + seq_printf(m, "\n\n\t\tChannel: %d DISABLED", i+1); + return; + } + seq_printf(m, "\n\n\t\tChannel: %d ConnectionId: 0x%llx" "\n\t\tNumber of credits: %d,%d,%d Dialect 0x%x" "\n\t\tTCP status: %d Instance: %d" @@ -279,6 +284,8 @@ static int cifs_debug_data_proc_show(struct seq_file *m, void *v) struct cifs_ses *ses; struct cifs_tcon *tcon; struct cifs_server_iface *iface; + size_t iface_weight = 0, iface_min_speed = 0; + struct cifs_server_iface *last_iface = NULL; int c, i, j; seq_puts(m, @@ -427,6 +434,8 @@ skip_rdma: if (server->nosharesock) seq_printf(m, " nosharesock"); + seq_printf(m, "\nServer capabilities: 0x%x", server->capabilities); + if (server->rdma) seq_printf(m, "\nRDMA "); seq_printf(m, "\nTCP status: %d Instance: %d" @@ -452,6 +461,11 @@ skip_rdma: seq_printf(m, "\n\n\tSessions: "); i = 0; list_for_each_entry(ses, &server->smb_ses_list, smb_ses_list) { + spin_lock(&ses->ses_lock); + if (ses->ses_status == SES_EXITING) { + spin_unlock(&ses->ses_lock); + continue; + } i++; if ((ses->serverDomain == NULL) || (ses->serverOS == NULL) || @@ -472,6 +486,7 @@ skip_rdma: ses->ses_count, ses->serverOS, ses->serverNOS, ses->capabilities, ses->ses_status); } + spin_unlock(&ses->ses_lock); seq_printf(m, "\n\tSecurity type: %s ", get_security_type_str(server->ops->select_sectype(server, ses->sectype))); @@ -536,11 +551,25 @@ skip_rdma: "\tLast updated: %lu seconds ago", ses->iface_count, (jiffies - ses->iface_last_update) / HZ); + + last_iface = list_last_entry(&ses->iface_list, + struct cifs_server_iface, + iface_head); + iface_min_speed = last_iface->speed; + j = 0; list_for_each_entry(iface, &ses->iface_list, iface_head) { seq_printf(m, "\n\t%d)", ++j); cifs_dump_iface(m, iface); + + iface_weight = iface->speed / iface_min_speed; + seq_printf(m, "\t\tWeight (cur,total): (%zu,%zu)" + "\n\t\tAllocated channels: %u\n", + iface->weight_fulfilled, + iface_weight, + iface->num_channels); + if (is_ses_using_iface(ses, iface)) seq_puts(m, "\t\t[CONNECTED]\n"); } @@ -738,14 +767,14 @@ static ssize_t name##_write(struct file *file, const char __user *buffer, \ size_t count, loff_t *ppos) \ { \ int rc; \ - rc = kstrtoint_from_user(buffer, count, 10, & name); \ + rc = kstrtoint_from_user(buffer, count, 10, &name); \ if (rc) \ return rc; \ return count; \ } \ static int name##_proc_show(struct seq_file *m, void *v) \ { \ - seq_printf(m, "%d\n", name ); \ + seq_printf(m, "%d\n", name); \ return 0; \ } \ static int name##_open(struct inode *inode, struct file *file) \ |