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authorGreg Kroah-Hartman <gregkh@suse.de>2011-02-24 11:36:31 -0800
committerGreg Kroah-Hartman <gregkh@suse.de>2011-02-24 11:36:31 -0800
commitf227e08b71b9c273eaa29a57370a3a5b833aa382 (patch)
tree9f1483776a2bde3bb1a6bd744e69acf19f6f3428 /lib
parentfec38d1752c01ad72789bac9f1a128f7e933735d (diff)
parentf5412be599602124d2bdd49947b231dd77c0bf99 (diff)
downloadblackbird-op-linux-f227e08b71b9c273eaa29a57370a3a5b833aa382.tar.gz
blackbird-op-linux-f227e08b71b9c273eaa29a57370a3a5b833aa382.zip
Merge 2.6.38-rc6 into tty-next
This was to resolve a merge issue with drivers/char/Makefile and drivers/tty/serial/68328serial.c Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'lib')
-rw-r--r--lib/Kconfig.debug2
-rw-r--r--lib/list_debug.c39
2 files changed, 27 insertions, 14 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 3967c2356e37..2b97418c67e2 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -805,7 +805,7 @@ config ARCH_WANT_FRAME_POINTERS
config FRAME_POINTER
bool "Compile the kernel with frame pointers"
depends on DEBUG_KERNEL && \
- (CRIS || M68K || M68KNOMMU || FRV || UML || \
+ (CRIS || M68K || FRV || UML || \
AVR32 || SUPERH || BLACKFIN || MN10300) || \
ARCH_WANT_FRAME_POINTERS
default y if (DEBUG_INFO && UML) || ARCH_WANT_FRAME_POINTERS
diff --git a/lib/list_debug.c b/lib/list_debug.c
index 344c710d16ca..b8029a5583ff 100644
--- a/lib/list_debug.c
+++ b/lib/list_debug.c
@@ -35,6 +35,31 @@ void __list_add(struct list_head *new,
}
EXPORT_SYMBOL(__list_add);
+void __list_del_entry(struct list_head *entry)
+{
+ struct list_head *prev, *next;
+
+ prev = entry->prev;
+ next = entry->next;
+
+ if (WARN(next == LIST_POISON1,
+ "list_del corruption, %p->next is LIST_POISON1 (%p)\n",
+ entry, LIST_POISON1) ||
+ WARN(prev == LIST_POISON2,
+ "list_del corruption, %p->prev is LIST_POISON2 (%p)\n",
+ entry, LIST_POISON2) ||
+ WARN(prev->next != entry,
+ "list_del corruption. prev->next should be %p, "
+ "but was %p\n", entry, prev->next) ||
+ WARN(next->prev != entry,
+ "list_del corruption. next->prev should be %p, "
+ "but was %p\n", entry, next->prev))
+ return;
+
+ __list_del(prev, next);
+}
+EXPORT_SYMBOL(__list_del_entry);
+
/**
* list_del - deletes entry from list.
* @entry: the element to delete from the list.
@@ -43,19 +68,7 @@ EXPORT_SYMBOL(__list_add);
*/
void list_del(struct list_head *entry)
{
- WARN(entry->next == LIST_POISON1,
- "list_del corruption, next is LIST_POISON1 (%p)\n",
- LIST_POISON1);
- WARN(entry->next != LIST_POISON1 && entry->prev == LIST_POISON2,
- "list_del corruption, prev is LIST_POISON2 (%p)\n",
- LIST_POISON2);
- WARN(entry->prev->next != entry,
- "list_del corruption. prev->next should be %p, "
- "but was %p\n", entry, entry->prev->next);
- WARN(entry->next->prev != entry,
- "list_del corruption. next->prev should be %p, "
- "but was %p\n", entry, entry->next->prev);
- __list_del(entry->prev, entry->next);
+ __list_del_entry(entry);
entry->next = LIST_POISON1;
entry->prev = LIST_POISON2;
}
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