[PATCH v6 02/51] mm: Print the inode number in dump_page

[Matthew Wilcox]

From: "Matthew Wilcox (Oracle)" <wi...@infradead.org>

The inode number helps correlate this page with debug messages elsewhere
in the kernel.

Signed-off-by: Matthew Wilcox (Oracle) <wi...@infradead.org>
---
 mm/debug.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/mm/debug.c b/mm/debug.c
index 384eef80649d..e30e35b41d0e 100644
--- a/mm/debug.c
+++ b/mm/debug.c
@@ -133,15 +133,16 @@ void __dump_page(struct page *page, const char *reason)
                        goto out_mapping;
                }
 
-               if (probe_kernel_read(&dentry_first,
-                       &host->i_dentry.first, sizeof(struct hlist_node *))) {
+               if (probe_kernel_read(&dentry_first, &host->i_dentry.first,
+                                       sizeof(struct hlist_node *))) {
                        pr_warn("mapping->a_ops:%ps with invalid mapping->host 
inode address %px\n",
                                a_ops, host);
                        goto out_mapping;
                }
 
                if (!dentry_first) {
-                       pr_warn("mapping->a_ops:%ps\n", a_ops);
+                       pr_warn("mapping->a_ops:%ps ino %lx\n", a_ops,
+                                       host->i_ino);
                        goto out_mapping;
                }
 
@@ -156,8 +157,8 @@ void __dump_page(struct page *page, const char *reason)
                         * crash, but it's unlikely that we reach here with a
                         * corrupted struct page
                         */
-                       pr_warn("mapping->aops:%ps dentry name:\"%pd\"\n",
-                                                               a_ops, &dentry);
+                       pr_warn("mapping->aops:%ps ino %lx dentry 
name:\"%pd\"\n",
+                                       a_ops, host->i_ino, &dentry);
                }
        }
 out_mapping:
-- 
2.26.2