Message ID | 1386888664.2586.3.camel@ThinkPad-T5421 |
---|---|
State | Changes Requested, archived |
Delegated to: | David Miller |
Headers | show |
On Fri, 13 Dec 2013 06:51:04 +0800 Li Zhong <zhong@linux.vnet.ibm.com> wrote: > This patches tries to fix the following warning on next-1211 by > replacing smp_processor_id() with raw_smp_processor_id(). > > [ 11.120893] BUG: using smp_processor_id() in preemptible [00000000] code: arping/3510 > [ 11.120913] caller is .packet_sendmsg+0xc14/0xe68 > [ 11.120920] CPU: 13 PID: 3510 Comm: arping Not tainted 3.13.0-rc3-next-20131211-dirty #1 > [ 11.120926] Call Trace: > [ 11.120932] [c0000001f803f6f0] [c0000000000138dc] .show_stack+0x110/0x25c (unreliable) > [ 11.120942] [c0000001f803f7e0] [c00000000083dd24] .dump_stack+0xa0/0x37c > [ 11.120951] [c0000001f803f870] [c000000000493fd4] .debug_smp_processor_id+0xfc/0x12c > [ 11.120959] [c0000001f803f900] [c0000000007eba78] .packet_sendmsg+0xc14/0xe68 > [ 11.120968] [c0000001f803fa80] [c000000000700968] .sock_sendmsg+0xa0/0xe0 > [ 11.120975] [c0000001f803fbf0] [c0000000007014d8] .SyS_sendto+0x100/0x148 > [ 11.120983] [c0000001f803fd60] [c0000000006fff10] .SyS_socketcall+0x1c4/0x2e8 > [ 11.120990] [c0000001f803fe30] [c00000000000a1e4] syscall_exit+0x0/0x9c > > Signed-off-by: Li Zhong <zhong@linux.vnet.ibm.com> > --- > v2: as Daniel suggested, removed the part about setting queue_mapping Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
On 12/12/2013 11:51 PM, Li Zhong wrote: > This patches tries to fix the following warning on next-1211 by > replacing smp_processor_id() with raw_smp_processor_id(). > > [ 11.120893] BUG: using smp_processor_id() in preemptible [00000000] code: arping/3510 > [ 11.120913] caller is .packet_sendmsg+0xc14/0xe68 > [ 11.120920] CPU: 13 PID: 3510 Comm: arping Not tainted 3.13.0-rc3-next-20131211-dirty #1 > [ 11.120926] Call Trace: > [ 11.120932] [c0000001f803f6f0] [c0000000000138dc] .show_stack+0x110/0x25c (unreliable) > [ 11.120942] [c0000001f803f7e0] [c00000000083dd24] .dump_stack+0xa0/0x37c > [ 11.120951] [c0000001f803f870] [c000000000493fd4] .debug_smp_processor_id+0xfc/0x12c > [ 11.120959] [c0000001f803f900] [c0000000007eba78] .packet_sendmsg+0xc14/0xe68 > [ 11.120968] [c0000001f803fa80] [c000000000700968] .sock_sendmsg+0xa0/0xe0 > [ 11.120975] [c0000001f803fbf0] [c0000000007014d8] .SyS_sendto+0x100/0x148 > [ 11.120983] [c0000001f803fd60] [c0000000006fff10] .SyS_socketcall+0x1c4/0x2e8 > [ 11.120990] [c0000001f803fe30] [c00000000000a1e4] syscall_exit+0x0/0x9c > > Signed-off-by: Li Zhong <zhong@linux.vnet.ibm.com> Acked-by: Daniel Borkmann <dborkman@redhat.com> Thanks ! -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
From: Li Zhong <zhong@linux.vnet.ibm.com>
Date: Fri, 13 Dec 2013 06:51:04 +0800
Please fix the date on your computer.
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On Thu, 2013-12-12 at 16:15 -0500, David Miller wrote: > From: Li Zhong <zhong@linux.vnet.ibm.com> > Date: Fri, 13 Dec 2013 06:51:04 +0800 > > Please fix the date on your computer. > Oh, sorry about that, should be fixed this time. I saw Daniel helped to send one with the correct date. Thanks, Zhong -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 9d70f13..cc803c6 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -310,7 +310,7 @@ static bool packet_use_direct_xmit(const struct packet_sock *po) static u16 packet_pick_tx_queue(struct net_device *dev) { - return (u16) smp_processor_id() % dev->real_num_tx_queues; + return (u16) raw_smp_processor_id() % dev->real_num_tx_queues; } /* register_prot_hook must be invoked with the po->bind_lock held,
This patches tries to fix the following warning on next-1211 by replacing smp_processor_id() with raw_smp_processor_id(). [ 11.120893] BUG: using smp_processor_id() in preemptible [00000000] code: arping/3510 [ 11.120913] caller is .packet_sendmsg+0xc14/0xe68 [ 11.120920] CPU: 13 PID: 3510 Comm: arping Not tainted 3.13.0-rc3-next-20131211-dirty #1 [ 11.120926] Call Trace: [ 11.120932] [c0000001f803f6f0] [c0000000000138dc] .show_stack+0x110/0x25c (unreliable) [ 11.120942] [c0000001f803f7e0] [c00000000083dd24] .dump_stack+0xa0/0x37c [ 11.120951] [c0000001f803f870] [c000000000493fd4] .debug_smp_processor_id+0xfc/0x12c [ 11.120959] [c0000001f803f900] [c0000000007eba78] .packet_sendmsg+0xc14/0xe68 [ 11.120968] [c0000001f803fa80] [c000000000700968] .sock_sendmsg+0xa0/0xe0 [ 11.120975] [c0000001f803fbf0] [c0000000007014d8] .SyS_sendto+0x100/0x148 [ 11.120983] [c0000001f803fd60] [c0000000006fff10] .SyS_socketcall+0x1c4/0x2e8 [ 11.120990] [c0000001f803fe30] [c00000000000a1e4] syscall_exit+0x0/0x9c Signed-off-by: Li Zhong <zhong@linux.vnet.ibm.com> --- v2: as Daniel suggested, removed the part about setting queue_mapping net/packet/af_packet.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html