9p: re-enable mount time debug option
During reorganization, the mount time debug option was removed in favor
of module-load-time parameters. However, the mount time option is still
a useful for feature during debug and for user-fault isolation when the
module is compiled into the kernel.
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c
index 4feb5ae..45c3598 100644
--- a/fs/9p/v9fs.c
+++ b/fs/9p/v9fs.c
@@ -43,7 +43,7 @@
enum {
/* Options that take integer arguments */
- Opt_port, Opt_msize, Opt_uid, Opt_gid, Opt_afid,
+ Opt_debug, Opt_port, Opt_msize, Opt_uid, Opt_gid, Opt_afid,
Opt_rfdno, Opt_wfdno,
/* String options */
Opt_uname, Opt_remotename,
@@ -56,6 +56,7 @@
};
static match_table_t tokens = {
+ {Opt_debug, "debug=%x"},
{Opt_port, "port=%u"},
{Opt_msize, "msize=%u"},
{Opt_uid, "uid=%u"},
@@ -128,6 +129,10 @@
}
}
switch (token) {
+ case Opt_debug:
+ v9ses->debug = option;
+ p9_debug_level = option;
+ break;
case Opt_port:
v9ses->port = option;
break;
diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index f6a0519..ba90437 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -217,7 +217,7 @@
struct v9fs_session_info *v9ses = mnt->mnt_sb->s_fs_info;
if (v9ses->debug != 0)
- seq_printf(m, ",debug=%u", v9ses->debug);
+ seq_printf(m, ",debug=%x", v9ses->debug);
if (v9ses->port != V9FS_PORT)
seq_printf(m, ",port=%u", v9ses->port);
if (v9ses->maxdata != 9000)