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b664a51a07
stmmac_mdio_reset()
{
...
msleep()
...
}
stmmac_resume()
{
...
spin_lock_irqsave()
...
stmmac_mdio_reset()
...
spin_unlock_irqrestore()
}
The code above will cause the following crash when resuming.
[ 50.988242] Call trace:
[ 50.988489] [<ffffffc0000883b0>] dump_backtrace+0x0/0x104
[ 50.988979] [<ffffffc0000884c8>] show_stack+0x14/0x1c
[ 50.989440] [<ffffffc0003033f8>] dump_stack+0x90/0xb0
[ 50.989899] [<ffffffc0000bb4d4>] __schedule_bug+0x44/0x5c
[ 50.990388] [<ffffffc000949d00>] __schedule+0x90/0x6d8
[ 50.990851] [<ffffffc00094a44c>] schedule+0x90/0xb0
[ 50.991295] [<ffffffc00094cdbc>] schedule_timeout+0x1f0/0x254
[ 50.991812] [<ffffffc00094ce90>] schedule_timeout_uninterruptible+0x20/0x28
[ 50.992437] [<ffffffc0000ef2ac>] msleep+0x18/0x24
[ 50.992870] [<ffffffc0004b2fc0>] stmmac_mdio_reset+0x120/0x194
[ 50.993397] [<ffffffc0004b1c40>] stmmac_resume+0x118/0x134
[ 50.993893] [<ffffffc0004b64bc>] stmmac_pltfr_resume+0x30/0x3c
[ 50.994421] [<ffffffc00045b44c>] platform_pm_resume+0x2c/0x54
[ 50.994943] [<ffffffc000465350>] dpm_run_callback+0xa8/0x1e0
[ 50.995452] [<ffffffc000465fd4>] device_resume+0x158/0x190
[ 50.995945] [<ffffffc000466178>] dpm_resume+0x16c/0x364
[ 50.996417] [<ffffffc000466384>] dpm_resume_end+0x14/0x28
[ 50.996905] [<ffffffc0000d8bfc>] suspend_devices_and_enter+0x114/0x2f4
[ 50.997489] [<ffffffc0000d93c8>] pm_suspend+0x5ec/0x658
[ 50.997960] [<ffffffc0000d7748>] state_store+0x50/0x88
[ 50.998427] [<ffffffc000305594>] kobj_attr_store+0x18/0x28
[ 50.998926] [<ffffffc0001ec038>] sysfs_kf_write+0x44/0x4c
[ 50.999414] [<ffffffc0001eb3f4>] kernfs_fop_write+0x110/0x16c
[ 50.999935] [<ffffffc00018d208>] __vfs_write+0x28/0xd0
[ 51.000400] [<ffffffc00018d464>] vfs_write+0xb0/0x180
[ 51.000858] [<ffffffc00018d600>] SyS_write+0x48/0x84
[ 51.001311] [<ffffffc0000844b0>] el0_svc_naked+0x24/0x28
[ 51.066648] ERROR stmmaceth/eth0, debugfs create directory failed
[ 51.067196] stmmac_hw_setup: failed debugFS registration
Change-Id: Iee92ac9bae18a6e8fb980434c7004dd33b43b638
Signed-off-by: roger <roger.chen@rock-chips.com>
|
||
|---|---|---|
| .. | ||
| appletalk | ||
| arcnet | ||
| bonding | ||
| caif | ||
| can | ||
| cris | ||
| dsa | ||
| ethernet | ||
| fddi | ||
| fjes | ||
| hamradio | ||
| hippi | ||
| hyperv | ||
| ieee802154 | ||
| ipvlan | ||
| irda | ||
| phy | ||
| plip | ||
| ppp | ||
| slip | ||
| team | ||
| usb | ||
| vmxnet3 | ||
| wan | ||
| wimax | ||
| wireless | ||
| xen-netback | ||
| dummy.c | ||
| eql.c | ||
| geneve.c | ||
| ifb.c | ||
| Kconfig | ||
| LICENSE.SRC | ||
| loopback.c | ||
| macvlan.c | ||
| macvtap.c | ||
| Makefile | ||
| mdio.c | ||
| mii.c | ||
| netconsole.c | ||
| nlmon.c | ||
| ntb_netdev.c | ||
| rionet.c | ||
| sb1000.c | ||
| Space.c | ||
| sungem_phy.c | ||
| tun.c | ||
| veth.c | ||
| virtio_net.c | ||
| vrf.c | ||
| vxlan.c | ||
| xen-netfront.c | ||