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| author | David S. Miller <davem@davemloft.net> | 2011-05-18 18:23:21 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-05-18 18:23:21 -0400 |
| commit | 6882f933ccee5c3a86443ffc7621ce888b93ab6b (patch) | |
| tree | 07998f54bd459c5345491fbaeae03bd60540c6e8 /net/core/dst.c | |
| parent | 12f4d0a8770ab26639091d0b2509b19681daad69 (diff) | |
| download | linux-6882f933ccee5c3a86443ffc7621ce888b93ab6b.tar.bz2 | |
ipv4: Kill RT_CACHE_DEBUG
It's way past it's usefulness. And this gets rid of a bunch
of stray ->rt_{dst,src} references.
Even the comment documenting the macro was inaccurate (stated
default was 1 when it's 0).
If reintroduced, it should be done properly, with dynamic debug
facilities.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/dst.c')
| -rw-r--r-- | net/core/dst.c | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/net/core/dst.c b/net/core/dst.c index 30f009327b62..da47a299618a 100644 --- a/net/core/dst.c +++ b/net/core/dst.c @@ -33,9 +33,6 @@ * 3) This list is guarded by a mutex, * so that the gc_task and dst_dev_event() can be synchronized. */ -#if RT_CACHE_DEBUG >= 2 -static atomic_t dst_total = ATOMIC_INIT(0); -#endif /* * We want to keep lock & list close together @@ -69,10 +66,6 @@ static void dst_gc_task(struct work_struct *work) unsigned long expires = ~0L; struct dst_entry *dst, *next, head; struct dst_entry *last = &head; -#if RT_CACHE_DEBUG >= 2 - ktime_t time_start = ktime_get(); - struct timespec elapsed; -#endif mutex_lock(&dst_gc_mutex); next = dst_busy_list; @@ -146,15 +139,6 @@ loop: spin_unlock_bh(&dst_garbage.lock); mutex_unlock(&dst_gc_mutex); -#if RT_CACHE_DEBUG >= 2 - elapsed = ktime_to_timespec(ktime_sub(ktime_get(), time_start)); - printk(KERN_DEBUG "dst_total: %d delayed: %d work_perf: %d" - " expires: %lu elapsed: %lu us\n", - atomic_read(&dst_total), delayed, work_performed, - expires, - elapsed.tv_sec * USEC_PER_SEC + - elapsed.tv_nsec / NSEC_PER_USEC); -#endif } int dst_discard(struct sk_buff *skb) @@ -205,9 +189,6 @@ void *dst_alloc(struct dst_ops *ops, struct net_device *dev, dst->lastuse = jiffies; dst->flags = flags; dst->next = NULL; -#if RT_CACHE_DEBUG >= 2 - atomic_inc(&dst_total); -#endif dst_entries_add(ops, 1); return dst; } @@ -267,9 +248,6 @@ again: dst->ops->destroy(dst); if (dst->dev) dev_put(dst->dev); -#if RT_CACHE_DEBUG >= 2 - atomic_dec(&dst_total); -#endif kmem_cache_free(dst->ops->kmem_cachep, dst); dst = child; |