[patch 048/163] mm/debug: print the inode number in dump_page

Andrew Morton
2020-08-07T06:19:48Z

From: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Subject: mm/debug: print the inode number in dump_page

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

Link: http://lkml.kernel.org/r/20200709202117.7216-6-willy@infradead.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Acked-by: Mike Rapoport <rppt@linux.ibm.com>
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Cc: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: William Kucharski <william.kucharski@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

mm/debug.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

--- a/mm/debug.c~mm-print-the-inode-number-in-dump_page
+++ a/mm/debug.c
@@ -143,7 +143,7 @@ void __dump_page(struct page *page, cons
}

if (!dentry_first) {
- pr_warn("aops:%ps\n", a_ops);
+ pr_warn("aops:%ps ino:%lx\n", a_ops, host->i_ino);
goto out_mapping;
}

@@ -157,8 +157,8 @@ void __dump_page(struct page *page, cons
* crash, but it's unlikely that we reach here with a
* corrupted struct page
*/
- pr_warn("aops:%ps dentry name:\"%pd\"\n", a_ops,
- &dentry);
+ pr_warn("aops:%ps ino:%lx dentry name:\"%pd\"\n",
+ a_ops, host->i_ino, &dentry);
}
}
out_mapping:
_