Commit 02cf5905 authored by Aurelien Aptel's avatar Aurelien Aptel Committed by Steve French
Browse files

CIFS: dump IPC tcon in debug proc file 



dump it as first share with an "IPC: " prefix.

Signed-off-by: default avatarAurelien Aptel <aaptel@suse.com>
Signed-off-by: default avatarSteve French <smfrench@gmail.com>
Reviewed-by: default avatarPavel Shilovsky <pshilov@microsoft.com>
parent 63a83b86

fs/cifs/cifs_debug.c

+35 −26
Original line number Diff line number Diff line
@@ -110,6 +110,32 @@ void cifs_dump_mids(struct TCP_Server_Info *server) 
}



#ifdef CONFIG_PROC_FS

static void cifs_debug_tcon(struct seq_file *m, struct cifs_tcon *tcon)

{

	__u32 dev_type = le32_to_cpu(tcon->fsDevInfo.DeviceType);



	seq_printf(m, "%s Mounts: %d ", tcon->treeName, tcon->tc_count);

	if (tcon->nativeFileSystem)

		seq_printf(m, "Type: %s ", tcon->nativeFileSystem);

	seq_printf(m, "DevInfo: 0x%x Attributes: 0x%x\n\tPathComponentMax: %d Status: %d",

		   le32_to_cpu(tcon->fsDevInfo.DeviceCharacteristics),

		   le32_to_cpu(tcon->fsAttrInfo.Attributes),

		   le32_to_cpu(tcon->fsAttrInfo.MaxPathNameComponentLength),

		   tcon->tidStatus);

	if (dev_type == FILE_DEVICE_DISK)

		seq_puts(m, " type: DISK ");

	else if (dev_type == FILE_DEVICE_CD_ROM)

		seq_puts(m, " type: CDROM ");

	else

		seq_printf(m, " type: %d ", dev_type);

	if (tcon->ses->server->ops->dump_share_caps)

		tcon->ses->server->ops->dump_share_caps(m, tcon);



	if (tcon->need_reconnect)

		seq_puts(m, "\tDISCONNECTED ");

	seq_putc(m, '\n');

}



static int cifs_debug_data_proc_show(struct seq_file *m, void *v)

{

	struct list_head *tmp1, *tmp2, *tmp3;
@@ -118,7 +144,6 @@ static int cifs_debug_data_proc_show(struct seq_file *m, void *v) 
	struct cifs_ses *ses;

	struct cifs_tcon *tcon;

	int i, j;

	__u32 dev_type;



	seq_puts(m,

		    "Display Internal CIFS Data Structures for Debugging\n"
@@ -260,35 +285,19 @@ static int cifs_debug_data_proc_show(struct seq_file *m, void *v) 


			seq_puts(m, "\n\tShares:");

			j = 0;



			seq_printf(m, "\n\t%d) IPC: ", j);

			if (ses->tcon_ipc)

				cifs_debug_tcon(m, ses->tcon_ipc);

			else

				seq_puts(m, "none\n");



			list_for_each(tmp3, &ses->tcon_list) {

				tcon = list_entry(tmp3, struct cifs_tcon,

						  tcon_list);

				++j;

				dev_type = le32_to_cpu(tcon->fsDevInfo.DeviceType);

				seq_printf(m, "\n\t%d) %s Mounts: %d ", j,

					   tcon->treeName, tcon->tc_count);

				if (tcon->nativeFileSystem) {

					seq_printf(m, "Type: %s ",

						   tcon->nativeFileSystem);

				}

				seq_printf(m, "DevInfo: 0x%x Attributes: 0x%x"

					"\n\tPathComponentMax: %d Status: %d",

					le32_to_cpu(tcon->fsDevInfo.DeviceCharacteristics),

					le32_to_cpu(tcon->fsAttrInfo.Attributes),

					le32_to_cpu(tcon->fsAttrInfo.MaxPathNameComponentLength),

					tcon->tidStatus);

				if (dev_type == FILE_DEVICE_DISK)

					seq_puts(m, " type: DISK ");

				else if (dev_type == FILE_DEVICE_CD_ROM)

					seq_puts(m, " type: CDROM ");

				else

					seq_printf(m, " type: %d ", dev_type);

				if (server->ops->dump_share_caps)

					server->ops->dump_share_caps(m, tcon);



				if (tcon->need_reconnect)

					seq_puts(m, "\tDISCONNECTED ");

				seq_putc(m, '\n');

				seq_printf(m, "\n\t%d) ", j);

				cifs_debug_tcon(m, tcon);

			}



			seq_puts(m, "\n\tMIDs:\n");