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author | Rusty Russell <rusty@rustcorp.com.au> | 2013-01-21 17:17:39 +1030 |
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committer | Rusty Russell <rusty@rustcorp.com.au> | 2013-01-21 17:17:57 +1030 |
commit | 373d4d099761cb1f637bed488ab3871945882273 (patch) | |
tree | 954bef7bc724aee105dd246d5f2b1ea04ed38b20 /mm | |
parent | 64748a2c9062da0c32b59c1b368a86fc4613b1e1 (diff) | |
download | linux-stable-373d4d099761cb1f637bed488ab3871945882273.tar.gz linux-stable-373d4d099761cb1f637bed488ab3871945882273.tar.bz2 linux-stable-373d4d099761cb1f637bed488ab3871945882273.zip |
taint: add explicit flag to show whether lock dep is still OK.
Fix up all callers as they were before, with make one change: an
unsigned module taints the kernel, but doesn't turn off lockdep.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'mm')
-rw-r--r-- | mm/memory.c | 2 | ||||
-rw-r--r-- | mm/page_alloc.c | 2 | ||||
-rw-r--r-- | mm/slab.c | 2 | ||||
-rw-r--r-- | mm/slub.c | 2 |
4 files changed, 4 insertions, 4 deletions
diff --git a/mm/memory.c b/mm/memory.c index bb1369f7b9b4..bc8bec762db7 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -716,7 +716,7 @@ static void print_bad_pte(struct vm_area_struct *vma, unsigned long addr, print_symbol(KERN_ALERT "vma->vm_file->f_op->mmap: %s\n", (unsigned long)vma->vm_file->f_op->mmap); dump_stack(); - add_taint(TAINT_BAD_PAGE); + add_taint(TAINT_BAD_PAGE, LOCKDEP_NOW_UNRELIABLE); } static inline bool is_cow_mapping(vm_flags_t flags) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index df2022ff0c8a..4c99cb7e276a 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -320,7 +320,7 @@ static void bad_page(struct page *page) out: /* Leave bad fields for debug, except PageBuddy could make trouble */ reset_page_mapcount(page); /* remove PageBuddy */ - add_taint(TAINT_BAD_PAGE); + add_taint(TAINT_BAD_PAGE, LOCKDEP_NOW_UNRELIABLE); } /* diff --git a/mm/slab.c b/mm/slab.c index e7667a3584bc..856e4a192d25 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -812,7 +812,7 @@ static void __slab_error(const char *function, struct kmem_cache *cachep, printk(KERN_ERR "slab error in %s(): cache `%s': %s\n", function, cachep->name, msg); dump_stack(); - add_taint(TAINT_BAD_PAGE); + add_taint(TAINT_BAD_PAGE, LOCKDEP_NOW_UNRELIABLE); } #endif diff --git a/mm/slub.c b/mm/slub.c index ba2ca53f6c3a..7ec3041bdd0d 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -562,7 +562,7 @@ static void slab_bug(struct kmem_cache *s, char *fmt, ...) printk(KERN_ERR "----------------------------------------" "-------------------------------------\n\n"); - add_taint(TAINT_BAD_PAGE); + add_taint(TAINT_BAD_PAGE, LOCKDEP_NOW_UNRELIABLE); } static void slab_fix(struct kmem_cache *s, char *fmt, ...) |