From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx> The inode number helps correlate this page with debug messages elsewhere in the kernel. Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx> --- 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