From: Anton Vorontsov <avoront...@mvista.com> Date: Fri, 23 Apr 2010 21:12:35 +0400
> Old P1020RDB device trees were not specifing tbipa address for > MDIO nodes, which is now causing this kernel oops: > > ... > eth2: TX BD ring size for Q[6]: 256 > eth2: TX BD ring size for Q[7]: 256 > Unable to handle kernel paging request for data at address 0x00000000 > Faulting instruction address: 0xc0015504 > Oops: Kernel access of bad area, sig: 11 [#1] > ... > NIP [c0015504] memcpy+0x3c/0x9c > LR [c000a9f8] __of_translate_address+0xfc/0x21c > Call Trace: > [df839e00] [c000a94c] __of_translate_address+0x50/0x21c (unreliable) > [df839e50] [c01a33e8] get_gfar_tbipa+0xb0/0xe0 > ... > > The old device trees are buggy, though having a dead ethernet is > better than a dead kernel, so fix the issue by using of_iomap(). > > Also, a somewhat similar issue exist in the probe() routine, though > there the oops is only a possibility. Nonetheless, fix it too. > > Signed-off-by: Anton Vorontsov <avoront...@mvista.com> Seems reasonable, applied to net-2.6 thanks! _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev