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| author | Javier Cardona <javier@cozybit.com> | 2011-05-17 16:13:34 -0700 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-05-19 13:54:14 -0400 |
| commit | d676ff493d9dfb8b34892214665028a8c85e2056 (patch) | |
| tree | c577181f7e291ebdd39cdd616f1554bd7c3915d7 /net | |
| parent | ba4903f97a275ed0967b58ff882f8ab41bec24ad (diff) | |
| download | linux-d676ff493d9dfb8b34892214665028a8c85e2056.tar.gz linux-d676ff493d9dfb8b34892214665028a8c85e2056.tar.bz2 linux-d676ff493d9dfb8b34892214665028a8c85e2056.zip | |
mac80211: Don't sleep when growing the mesh path
After commit 1928ecab620907a0953f811316d05f367f3f4dba (mac80211: fix and
simplify mesh locking) mesh table allocation is performed with the
pathtbl_resize_lock taken. Under those conditions one should not sleep.
This patch makes the allocations GFP_ATOMIC to prevent that.
Signed-off-by: Javier Cardona <javier@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/mac80211/mesh_pathtbl.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c index 2bda0ac62326..51f6fe86d890 100644 --- a/net/mac80211/mesh_pathtbl.c +++ b/net/mac80211/mesh_pathtbl.c @@ -76,12 +76,12 @@ static struct mesh_table *mesh_table_alloc(int size_order) int i; struct mesh_table *newtbl; - newtbl = kmalloc(sizeof(struct mesh_table), GFP_KERNEL); + newtbl = kmalloc(sizeof(struct mesh_table), GFP_ATOMIC); if (!newtbl) return NULL; newtbl->hash_buckets = kzalloc(sizeof(struct hlist_head) * - (1 << size_order), GFP_KERNEL); + (1 << size_order), GFP_ATOMIC); if (!newtbl->hash_buckets) { kfree(newtbl); @@ -89,7 +89,7 @@ static struct mesh_table *mesh_table_alloc(int size_order) } newtbl->hashwlock = kmalloc(sizeof(spinlock_t) * - (1 << size_order), GFP_KERNEL); + (1 << size_order), GFP_ATOMIC); if (!newtbl->hashwlock) { kfree(newtbl->hash_buckets); kfree(newtbl); |