Messages in this thread |  | | Date | Mon, 16 Jun 2008 23:25:54 +0200 | From | Séguier Régis <> | Subject | Re: [PATCH] net: via-velocity.c fix sleep-with-spinlock bug during MTU change |
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Francois Romieu a écrit : > Francois Romieu <romieu@fr.zoreil.com> : > [...context available from http://lkml.org/lkml/2008/5/31/251 ...] > > Régis, I need your help. > > Can you give the patchkit below a try and check if the change of mtu > works correctly ? > > http://userweb.kernel.org/~romieu/via-velocity/2.6.26-rc6/ > > or: > > git://git.kernel.org/pub/scm/linux/kernel/git/romieu/netdev-2.6.git velocity > > The mtu change doesn't work :
Jun 16 23:22:34 apollo kernel: ------------[ cut here ]------------ Jun 16 23:22:34 apollo kernel: WARNING: at arch/x86/kernel/pci-dma.c:482 dma_free_coherent+0x3a/0x9c() Jun 16 23:22:34 apollo kernel: Pid: 1527, comm: ip Tainted: G W 2.6.26-rc6EPIA_SN_VB7001 #3 Jun 16 23:22:34 apollo kernel: [<c0115fe5>] warn_on_slowpath+0x3b/0x5f Jun 16 23:22:34 apollo kernel: [<c0133940>] get_page_from_freelist+0x24a/0x36f Jun 16 23:22:34 apollo kernel: [<c012d86b>] handle_IRQ_event+0x1a/0x3f Jun 16 23:22:34 apollo kernel: [<c0241193>] velocity_free_rd_ring+0xa5/0xb6 Jun 16 23:22:34 apollo kernel: [<c0144752>] kfree+0x6a/0x72 Jun 16 23:22:34 apollo kernel: [<c0241193>] velocity_free_rd_ring+0xa5/0xb6 Jun 16 23:22:34 apollo kernel: [<c0105816>] dma_free_coherent+0x3a/0x9c Jun 16 23:22:34 apollo kernel: [<c02411eb>] velocity_free_dma_rings+0x47/0x4d Jun 16 23:22:34 apollo kernel: [<c024225b>] velocity_change_mtu+0xf6/0x157 Jun 16 23:22:34 apollo kernel: [<c02856c4>] dev_set_mtu+0x2a/0x4f Jun 16 23:22:34 apollo kernel: [<c0286642>] dev_ioctl+0x4ab/0x530 Jun 16 23:22:34 apollo kernel: [<c012e4cb>] handle_fasteoi_irq+0x74/0x77 Jun 16 23:22:34 apollo kernel: [<c010479b>] do_IRQ+0x50/0x60 Jun 16 23:22:34 apollo kernel: [<c027d785>] sock_ioctl+0x0/0x177 Jun 16 23:22:34 apollo kernel: [<c01032eb>] common_interrupt+0x23/0x28 Jun 16 23:22:34 apollo kernel: [<c027d785>] sock_ioctl+0x0/0x177 Jun 16 23:22:34 apollo kernel: [<c0150b4a>] vfs_ioctl+0x16/0x48 Jun 16 23:22:34 apollo kernel: [<c0150d5a>] do_vfs_ioctl+0x1de/0x1f1 Jun 16 23:22:34 apollo kernel: [<c0150dae>] sys_ioctl+0x41/0x5b Jun 16 23:22:34 apollo kernel: [<c010291d>] sysenter_past_esp+0x6a/0x91 Jun 16 23:22:34 apollo kernel: ======================= Jun 16 23:22:34 apollo kernel: ---[ end trace 17457a054a24b83c ]---
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