| To: | Stephen Hemminger <shemminger@xxxxxxxx> |
|---|---|
| Subject: | Re: [2.6.5] Bad scheduling while atomic |
| From: | "David S. Miller" <davem@xxxxxxxxxx> |
| Date: | Fri, 16 Apr 2004 14:56:32 -0700 |
| Cc: | rol@xxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxx |
| In-reply-to: | <20040416131633.1bfbfa4c@dell_ss3.pdx.osdl.net> |
| References: | <200404161551.i3GFpD124970@tag.witbe.net> <20040416131633.1bfbfa4c@dell_ss3.pdx.osdl.net> |
| Sender: | netdev-bounce@xxxxxxxxxxx |
On Fri, 16 Apr 2004 13:16:33 -0700 Stephen Hemminger <shemminger@xxxxxxxx> wrote: > Bring up/down network devices with lapbether causes scheduling while > atomic (if preempt enabled). > > The calls to rcu_read_lock are unnecessary since lapb_device_event > is called from notifier with the rtnetlink semaphore held, it is > already protected from the labp_devices list changing. Applied, thanks Stephen. |
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