Adding reconstruction code to debugfs

diff --git a/fs/ceph/debugfs.c b/fs/ceph/debugfs.c
index aa5efde57d4f7abbc867953f8ce22dddc13f3186..f24fbefdfc7569c52f3dd15e1a84e6a36b1e3690 100644 (file)
--- a/fs/ceph/debugfs.c
+++ b/fs/ceph/debugfs.c
@@ -425,12 +425,14 @@ static int ceph_san_tls_show(struct seq_file *s, void *p)
 
                /* Iterate through all log entries in this context */
                while ((entry = ceph_san_log_iter_next(&iter)) != NULL) {
+                       char datetime_str[32];
+                       char reconstructed_msg[256];
+
                        if (entry->debug_poison != CEPH_SAN_LOG_ENTRY_POISON) {
                                seq_puts(s, "    [Corrupted Entry]\n");
                                continue;
                        }
 
-                       char datetime_str[32];
                        jiffies_to_formatted_time(entry->ts, datetime_str, sizeof(datetime_str));
 
                        /* Get source information for this ID */
@@ -441,10 +443,29 @@ static int ceph_san_tls_show(struct seq_file *s, void *p)
                                continue;
                        }
 
-                       seq_printf(s, "[%d][%s][%s]:%s:%s:%u: ",
-                                         pid, comm, datetime_str,
+                       seq_printf(s, "[%d][%s][%s]", pid, comm, datetime_str);
+
+                       /* Print client information if available */
+                       if (entry->client_id > 0) {
+                               const struct ceph_san_client_id *client_info =
+                                       ceph_san_get_client_info(entry->client_id);
+                               if (client_info) {
+                                       char fsid_str[33] = {0}; // FSID is 16 bytes, each byte needs 2 hex chars
+                                       int i;
+
+                                       /* Convert binary FSID to string */
+                                       for (i = 0; i < 16; i++)
+                                               sprintf(fsid_str + (i * 2), "%02x", (unsigned char)client_info->fsid[i]);
+
+                                       seq_printf(s, "[%s:%llu]", fsid_str, client_info->global_id);
+                               } else {
+                                       seq_printf(s, "[client_id=%u]", entry->client_id);
+                               }
+                       }
+
+                       seq_printf(s, ":%s:%s:%u: ",
                                          source->file, source->func, source->line);
-                       char reconstructed_msg[256];
+
                        int ret = ceph_san_log_reconstruct(entry, reconstructed_msg, sizeof(reconstructed_msg));
                        if (ret >= 0)
                                seq_puts(s, reconstructed_msg);