diff options
| author |   Steve French <smfrench@gmail.com> | 2013-06-19 14:15:30 -0500 |
|---|---|---|
| committer | Steve French <smfrench@gmail.com> | 2013-06-24 01:56:46 -0500 |
| commit | 769ee6a4024434d1960acafd7adde38538bbe3da (patch) | |
| tree | 6155f68bdfce210b203c2a8a93e99c48815c7f76 /fs/cifs/smb2ops.c | |
| parent | Add some missing SMB3 and SMB3.02 flags (diff) | |
| download | linux-dev-769ee6a4024434d1960acafd7adde38538bbe3da.tar.xz linux-dev-769ee6a4024434d1960acafd7adde38538bbe3da.zip | |
Add ability to dipslay SMB3 share flags and capabilities for debugging
SMB3 protocol adds various optional per-share capabilities (and
SMB3.02 adds one more beyond that). Add ability to dump
(/proc/fs/cifs/DebugData) the share capabilities and share flags to
improve debugging.
Signed-off-by: Steve French <smfrench@gmail.com>
Acked-by: Jeff Layton <jlayton@redhat.com>
Diffstat (limited to 'fs/cifs/smb2ops.c')
| -rw-r--r-- | fs/cifs/smb2ops.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 14539c71e6e6..76df656e4b2d 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -281,6 +281,25 @@ smb2_clear_stats(struct cifs_tcon *tcon) } static void +smb2_dump_share_caps(struct seq_file *m, struct cifs_tcon *tcon) +{ + seq_puts(m, "\n\tShare Capabilities:"); + if (tcon->capabilities & SMB2_SHARE_CAP_DFS) + seq_puts(m, " DFS,"); + if (tcon->capabilities & SMB2_SHARE_CAP_CONTINUOUS_AVAILABILITY) + seq_puts(m, " CONTINUOUS AVAILABILITY,"); + if (tcon->capabilities & SMB2_SHARE_CAP_SCALEOUT) + seq_puts(m, " SCALEOUT,"); + if (tcon->capabilities & SMB2_SHARE_CAP_CLUSTER) + seq_puts(m, " CLUSTER,"); + if (tcon->capabilities & SMB2_SHARE_CAP_ASYMMETRIC) + seq_puts(m, " ASYMMETRIC,"); + if (tcon->capabilities == 0) + seq_puts(m, " None"); + seq_printf(m, "\tShare Flags: 0x%x", tcon->share_flags); +} + +static void smb2_print_stats(struct seq_file *m, struct cifs_tcon *tcon) { #ifdef CONFIG_CIFS_STATS @@ -645,6 +664,7 @@ struct smb_version_operations smb30_operations = { .dump_detail = smb2_dump_detail, .clear_stats = smb2_clear_stats, .print_stats = smb2_print_stats, + .dump_share_caps = smb2_dump_share_caps, .is_oplock_break = smb2_is_valid_oplock_break, .need_neg = smb2_need_neg, .negotiate = smb2_negotiate, |