Re: OOPS in __alloc_pages on x86

[Jaco Kroon]

Andrew Morton wrote:

> Jaco Kroon <jkroon@xxxxxxxxxxx> wrote:
>  
>
> > And on 2.6.5:
> >
> > ifconfig: page allocation failure. order:0, mode:0x20
> > Call Trace:
> > [<c013df67>] __alloc_pages+0x2d7/0x390
> > [<c013e042>] __get_free_pages+0x22/0x60
> > [<c014216f>] cache_grow+0x11f/0x470
> > [<c014262f>] cache_alloc_refill+0x16f/0x4e0
> > [<c014306f>] kmem_cache_alloc+0x19f/0x1c0
> > [<c0260dfc>] alloc_skb+0x1c/0xe0
> > [<c023cb41>] tulip_init_ring+0xa1/0x160
> > [<c023c6f6>] tulip_open+0x36/0x50
> > [<c0265437>] dev_open+0xb7/0xf0
> > [<c0266cf8>] dev_change_flags+0x58/0x140
> > [<c02a4b27>] devinet_ioctl+0x2b7/0x6a0
> > [<c02a6cf0>] inet_ioctl+0xb0/0xf0
> > [<c025d93c>] sock_ioctl+0xac/0x260
> > [<c0174a1d>] sys_ioctl+0x8d/0x220
> > [<c0107a77>] syscall_call+0x7/0xb
> >
> > When configuring the network card upon boot.
> >    
>
> I don't know why you'd fail an allocation on boot.  How much memory does
> that machine have?
>  
64MB.  And by upon boot I mean during the init process, not actually the 
kernel boot itself.  System startup might be a better phrase in the 
context.  By the time ifconfig executes there should still be plenty of 
memory left, plus 128MB swap.

> You should increase /proc/sys/vm/min_free_kbytes.
>
> There's not a lot more we can do about this really, unless the driver is
> actually buggy.  Perhaps the default min_free_kbytes could be increased for
> however much memory you have.
>
>  
Will deffinately try this.

Thanks

Jaco

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