diff options
author | Tony Lindgren <tony@atomide.com> | 2011-03-02 17:07:14 -0800 |
---|---|---|
committer | Tony Lindgren <tony@atomide.com> | 2011-03-02 17:07:14 -0800 |
commit | 12d7d4e0ed8fecf7f74c89483b55b300be6e5901 (patch) | |
tree | f573761ac752ff04ec445e23aef50adadda49790 /lib/list_debug.c | |
parent | aca6ad073ea820776bf5bdb87cf82eace35042c8 (diff) | |
parent | 790ab7e92bec24aee3939b300d36b99ab2e3f3ca (diff) |
Merge branch 'devel-cleanup' into omap-for-linus
Conflicts:
arch/arm/mach-omap2/timer-gp.c
Diffstat (limited to 'lib/list_debug.c')
-rw-r--r-- | lib/list_debug.c | 39 |
1 files changed, 26 insertions, 13 deletions
diff --git a/lib/list_debug.c b/lib/list_debug.c index 344c710d16c..b8029a5583f 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; } |