From 906f34d53bd601a61ff7567e00495c78aa5f62ef Mon Sep 17 00:00:00 2001 From: Josh Boyer Date: Tue, 1 Nov 2011 15:13:32 -0400 Subject: Linux 3.1-git4 (upstream dc47d3810cdc) --- linux-2.6-debug-taint-vm.patch | 66 ------------------------------------------ 1 file changed, 66 deletions(-) delete mode 100644 linux-2.6-debug-taint-vm.patch (limited to 'linux-2.6-debug-taint-vm.patch') diff --git a/linux-2.6-debug-taint-vm.patch b/linux-2.6-debug-taint-vm.patch deleted file mode 100644 index ab7031759..000000000 --- a/linux-2.6-debug-taint-vm.patch +++ /dev/null @@ -1,66 +0,0 @@ -From 77c78bac236c7b07d390be65f357c85a79cce890 Mon Sep 17 00:00:00 2001 -From: Dave Jones -Date: Wed, 26 Oct 2011 18:44:26 -0400 -Subject: [PATCH] Add more debugging information to the VM subsystem - -Dump modules in bad_page, and print taint information in other areas ---- - mm/page_alloc.c | 1 + - mm/slab.c | 8 ++++---- - mm/slub.c | 2 +- - 3 files changed, 6 insertions(+), 5 deletions(-) - -diff --git a/mm/page_alloc.c b/mm/page_alloc.c -index 6e8ecb6..83a0205 100644 ---- a/mm/page_alloc.c -+++ b/mm/page_alloc.c -@@ -318,6 +318,7 @@ static void bad_page(struct page *page) - current->comm, page_to_pfn(page)); - dump_page(page); - -+ print_modules(); - dump_stack(); - out: - /* Leave bad fields for debug, except PageBuddy could make trouble */ -diff --git a/mm/slab.c b/mm/slab.c -index 708efe8..114a66d 100644 ---- a/mm/slab.c -+++ b/mm/slab.c -@@ -1927,8 +1927,8 @@ static void check_poison_obj(struct kmem_cache *cachep, void *objp) - /* Print header */ - if (lines == 0) { - printk(KERN_ERR -- "Slab corruption: %s start=%p, len=%d\n", -- cachep->name, realobj, size); -+ "Slab corruption (%s): %s start=%p, len=%d\n", -+ print_tainted(), cachep->name, realobj, size); - print_objinfo(cachep, objp, 0); - } - /* Hexdump the affected line */ -@@ -3037,8 +3037,8 @@ static void check_slabp(struct kmem_cache *cachep, struct slab *slabp) - if (entries != cachep->num - slabp->inuse) { - bad: - printk(KERN_ERR "slab: Internal list corruption detected in " -- "cache '%s'(%d), slabp %p(%d). Hexdump:\n", -- cachep->name, cachep->num, slabp, slabp->inuse); -+ "cache '%s'(%d), slabp %p(%d). Tainted(%s) Hexdump:\n", -+ cachep->name, cachep->num, slabp, slabp->inuse, print_tainted()); - print_hex_dump(KERN_ERR, "", DUMP_PREFIX_OFFSET, 16, 1, slabp, - sizeof(*slabp) + cachep->num * sizeof(kmem_bufctl_t), - 1); -diff --git a/mm/slub.c b/mm/slub.c -index 95215aa..bbec29e 100644 ---- a/mm/slub.c -+++ b/mm/slub.c -@@ -570,7 +570,7 @@ static void slab_bug(struct kmem_cache *s, char *fmt, ...) - va_end(args); - printk(KERN_ERR "========================================" - "=====================================\n"); -- printk(KERN_ERR "BUG %s: %s\n", s->name, buf); -+ printk(KERN_ERR "BUG %s (%s): %s\n", s->name, print_tainted(), buf); - printk(KERN_ERR "----------------------------------------" - "-------------------------------------\n\n"); - } --- -1.7.6.4 - -- cgit