diff options
| author | Artur Skawina <art.08.09@gmail.com> | 2009-01-15 21:07:03 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-01-16 17:08:24 -0500 |
| commit | 275719089bfe7dbf446b72c3e520966e7fa42b6a (patch) | |
| tree | 5a2d447067eed2c9de99cc98f4e95c2e1636b352 /drivers/net/wireless/p54 | |
| parent | e223b6dc051ad030a70d5c6ed6226b95bdfc3af7 (diff) | |
| download | blackbird-op-linux-275719089bfe7dbf446b72c3e520966e7fa42b6a.tar.gz blackbird-op-linux-275719089bfe7dbf446b72c3e520966e7fa42b6a.zip | |
p54: set_tim must be atomic.
Fix for:
BUG: scheduling while atomic: named/2004/0x10000200
Pid: 2004, comm: named Not tainted 2.6.29-rc1-00271-ge9fa6b0 #45
Call Trace:
[<c04d4ef7>] schedule+0x2a7/0x320
[<c03aed74>] __alloc_skb+0x34/0x110
[<c011f5b3>] __cond_resched+0x13/0x30
[<c04d501d>] _cond_resched+0x2d/0x40
[<c016d8c5>] kmem_cache_alloc+0x95/0xc0
[<c016b8d4>] check_object+0xc4/0x230
[<c03aed74>] __alloc_skb+0x34/0x110
[<c02ede91>] p54_alloc_skb+0x71/0xf0
[<c02ee36f>] p54_set_tim+0x3f/0xa0
[<c04ae064>] sta_info_set_tim_bit+0x64/0x80
[<c04c1017>] invoke_tx_handlers+0xd57/0xd80
[<c016c397>] free_debug_processing+0x197/0x210
[<c03ae215>] pskb_expand_head+0xf5/0x170
[<c04bfd94>] __ieee80211_tx_prepare+0x164/0x2f0
[<c04c1a8d>] ieee80211_skb_resize+0x6d/0xe0
[<c04c250f>] ieee80211_master_start_xmit+0x23f/0x550
[<c016d188>] __slab_alloc+0x2b8/0x4f0
[<c013a711>] getnstimeofday+0x51/0x120
[<c03b5e7b>] dev_hard_start_xmit+0x1db/0x240
[<c03c6a4b>] __qdisc_run+0x1ab/0x200
[<c0136aa1>] __run_hrtimer+0x31/0xf0
[<c03b6247>] dev_queue_xmit+0x247/0x500
[<c04c1e56>] ieee80211_subif_start_xmit+0x356/0x7d0
[<c0466ff7>] packet_rcv_spkt+0x37/0x150
[<c0466ff7>] packet_rcv_spkt+0x37/0x150
[<c03b5e7b>] dev_hard_start_xmit+0x1db/0x240
[<c03c6a4b>] __qdisc_run+0x1ab/0x200
[<c03b6247>] dev_queue_xmit+0x247/0x500
[<c03bc1e2>] neigh_resolve_output+0xe2/0x200
[<c0410080>] ip_finish_output+0x0/0x290
[<c0410267>] ip_finish_output+0x1e7/0x290
[<c040f355>] ip_local_out+0x15/0x20
[<c040f5d2>] ip_push_pending_frames+0x272/0x380
[<c042bbc6>] udp_push_pending_frames+0x146/0x3a0
[<c042d52a>] udp_sendmsg+0x2fa/0x6b0
[<c0433bc7>] inet_sendmsg+0x37/0x70
[<c03a7b7e>] sock_sendmsg+0xbe/0x100
[<c0133cd0>] autoremove_wake_function+0x0/0x50
[<c011c043>] __wake_up_common+0x43/0x70
[<c024a892>] copy_from_user+0x32/0x130
[<c024a892>] copy_from_user+0x32/0x130
[<c03b001e>] verify_iovec+0x2e/0xb0
[<c03a7d3f>] sys_sendmsg+0x17f/0x290
[<c017730a>] pipe_write+0x29a/0x570
[<c013a172>] update_wall_time+0x492/0x8e0
[<c013a711>] getnstimeofday+0x51/0x120
[<c011b05d>] sched_slice+0x3d/0x80
[<c013a711>] getnstimeofday+0x51/0x120
[<c0136657>] hrtimer_forward+0x147/0x1a0
[<c01101b0>] lapic_next_event+0x10/0x20
[<c013ccb3>] clockevents_program_event+0xa3/0x170
[<c03a9054>] sys_socketcall+0xa4/0x290
[<c0110920>] smp_apic_timer_interrupt+0x40/0x70
[<c0103165>] sysenter_do_call+0x12/0x25
Signed-off-by: Artur Skawina <art.08.09@gmail.com>
Acked-by: Christian Lamparter <chunkeey@web.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/p54')
| -rw-r--r-- | drivers/net/wireless/p54/p54common.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c index 3b44e8e76030..ae31e3775e0c 100644 --- a/drivers/net/wireless/p54/p54common.c +++ b/drivers/net/wireless/p54/p54common.c @@ -1147,7 +1147,7 @@ static int p54_set_tim(struct ieee80211_hw *dev, struct ieee80211_sta *sta, skb = p54_alloc_skb(dev, P54_HDR_FLAG_CONTROL_OPSET, sizeof(struct p54_hdr) + sizeof(*tim), - P54_CONTROL_TYPE_TIM, GFP_KERNEL); + P54_CONTROL_TYPE_TIM, GFP_ATOMIC); if (!skb) return -ENOMEM; |
