diff options
Diffstat (limited to 'linux-2.6-debug-taint-vm.patch')
| -rw-r--r-- | linux-2.6-debug-taint-vm.patch | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/linux-2.6-debug-taint-vm.patch b/linux-2.6-debug-taint-vm.patch new file mode 100644 index 000000000..ee367d45a --- /dev/null +++ b/linux-2.6-debug-taint-vm.patch @@ -0,0 +1,65 @@ +From b04c57d9dc889462951312be2ac81ff6c702e954 Mon Sep 17 00:00:00 2001 +From: Kyle McMartin <kyle@phobos.i.jkkm.org> +Date: Wed, 8 Jul 2009 13:05:09 -0400 +Subject: [PATCH 3/6] fedora: linux-2.6-debug-taint-vm.patch + +--- + kernel/panic.c | 4 +++- + mm/slab.c | 8 ++++---- + mm/slub.c | 2 +- + 4 files changed, 11 insertions(+), 8 deletions(-) + +diff --git a/kernel/panic.c b/kernel/panic.c +index 984b3ec..6d1c3be 100644 +--- a/kernel/panic.c ++++ b/kernel/panic.c +@@ -199,6 +199,7 @@ const char *print_tainted(void) + + return buf; + } ++EXPORT_SYMBOL(print_tainted); + + int test_taint(unsigned flag) + { +diff --git a/mm/slab.c b/mm/slab.c +index e74a16e..7bc287e 100644 +--- a/mm/slab.c ++++ b/mm/slab.c +@@ -1803,8 +1803,8 @@ 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 */ +@@ -2902,8 +2902,8 @@ 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()); + for (i = 0; + i < sizeof(*slabp) + cachep->num * sizeof(kmem_bufctl_t); + i++) { +diff --git a/mm/slub.c b/mm/slub.c +index 819f056..8eff0f4 100644 +--- a/mm/slub.c ++++ b/mm/slub.c +@@ -433,7 +433,7 @@ 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"); + } +-- +1.6.2.5 + |