我在裁减内核是，网络部分只把内核的无线网络给关了，然后出现了如下的问题!
冲PC机上ping板子的IP地址：平的出来很慢！
用ftp连不通：
在板子看看到了警告：请高手帮忙指点一下！
[root@XTarmlinux /]# ------------[ cut here ]------------
WARNING: at net/sched/sch_generic.c:261 dev_watchdog+0x248/0x26c()
NETDEV WATCHDOG: eth0 (dm9000): transmit queue 0 timed out
Modules linked in:
Backtrace:
[<c00321cc>] (dump_backtrace+0x0/0x10c) from [<c0290254>] (dump_stack+0x18/0x1c)
r7:c034ae54 r6:00000105 r5:c0231878 r4:c0369e08
[<c029023c>] (dump_stack+0x0/0x1c) from [<c0046a80>] (warn_slowpath_common+0x4c/
0x64)
[<c0046a34>] (warn_slowpath_common+0x0/0x64) from [<c0046ae4>] (warn_slowpath_fm
t+0x30/0x38)
r7:c03c518c r6:c03704c8 r5:00000000 r4:c38a0000
[<c0046ab4>] (warn_slowpath_fmt+0x0/0x38) from [<c0231878>] (dev_watchdog+0x248/
0x26c)
r3:c38a0000 r2:c034ae6c
[<c0231630>] (dev_watchdog+0x0/0x26c) from [<c0050e90>] (run_timer_softirq+0x1a4
/0x228)
r7:c03704c8 r6:c0231630 r5:c0369ea0 r4:00000100
[<c0050cec>] (run_timer_softirq+0x0/0x228) from [<c004befc>] (__do_softirq+0x9c/
0x130)
[<c004be60>] (__do_softirq+0x0/0x130) from [<c004bfd8>] (irq_exit+0x48/0x50)
[<c004bf90>] (irq_exit+0x0/0x50) from [<c002d048>] (asm_do_IRQ+0x48/0x8c)
[<c002d000>] (asm_do_IRQ+0x0/0x8c) from [<c002dac4>] (__irq_svc+0x24/0xa0)
Exception stack(0xc0369f48 to 0xc0369f90)
9f40: 00f9fdf4 f4100000 f4100000 60000013 c0368000 c0399744
9f60: c036c3f0 c036c3e8 3001cbe4 41129200 3001cbb0 c0369f9c c0369fa0 c0369f90
9f80: c002f5fc c002f0a4 60000013 ffffffff
r7:c036c3e8 r6:00004000 r5:f4000000 r4:ffffffff
[<c002f018>] (default_idle+0x0/0x98) from [<c002f5fc>] (cpu_idle+0x78/0xb0)
[<c002f584>] (cpu_idle+0x0/0xb0) from [<c028ef74>] (rest_init+0x5c/0x70)
r7:c036c3e8 r6:c001ec9c r5:c001eca0 r4:c03bcefc
[<c028ef18>] (rest_init+0x0/0x70) from [<c000893c>] (start_kernel+0x204/0x24c)
[<c0008738>] (start_kernel+0x0/0x24c) from [<30008034>] (0x30008034)
---[ end trace 15538ffa96dbf595 ]---
