diff options
author | Thomas Gleixner <tglx@linutronix.de> | 2011-03-12 13:22:22 +0100 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2011-03-12 13:22:28 +0100 |
commit | cfe08bba1e0017d94a8f738a195d3a2b479327e3 (patch) | |
tree | 4546939fd9fbddc978b6eaa0299b03177e9e643b /lib/list_debug.c | |
parent | 58bff947e2d164c7e5cbf7f485e4b3d4884befeb (diff) | |
parent | abb0052289e58140d933b29491f59e4be0a19727 (diff) |
Merge branch 'x86/apic' into x86/irq
Reason: Update to latest genirq code conflicts with pending apic
changes
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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; } |