[14/14] vcompound: Avoid vmalloc for ehash_locks

From: Christoph Lameter
Date: Fri Mar 21 2008 - 02:24:01 EST


Avoid the use of vmalloc for the ehash locks.

Signed-off-by: Christoph Lameter <clameter@xxxxxxx>

---
include/net/inet_hashtables.h | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)

Index: linux-2.6.25-rc5-mm1/include/net/inet_hashtables.h
===================================================================
--- linux-2.6.25-rc5-mm1.orig/include/net/inet_hashtables.h 2008-03-20 22:21:02.680501729 -0700
+++ linux-2.6.25-rc5-mm1/include/net/inet_hashtables.h 2008-03-20 22:22:15.416565317 -0700
@@ -164,7 +164,8 @@ static inline int inet_ehash_locks_alloc
if (sizeof(rwlock_t) != 0) {
#ifdef CONFIG_NUMA
if (size * sizeof(rwlock_t) > PAGE_SIZE)
- hashinfo->ehash_locks = vmalloc(size * sizeof(rwlock_t));
+ hashinfo->ehash_locks = __alloc_vcompound(GFP_KERNEL,
+ get_order(size * sizeof(rwlock_t)));
else
#endif
hashinfo->ehash_locks = kmalloc(size * sizeof(rwlock_t),
@@ -185,7 +186,7 @@ static inline void inet_ehash_locks_free
unsigned int size = (hashinfo->ehash_locks_mask + 1) *
sizeof(rwlock_t);
if (size > PAGE_SIZE)
- vfree(hashinfo->ehash_locks);
+ __free_vcompound(hashinfo->ehash_locks);
else
#endif
kfree(hashinfo->ehash_locks);

--
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