Re: [Xen-ia64-devel] PATCH: xencomm [2]

[Aron Griffis <aron@xxxxxx>]

Hi Tristan,

Tristan Gingold wrote:  [Thu Sep 28 2006, 07:33:28AM EDT]
> My tests were booting dom0+2*dom_U (using netbk, blkbk and netloop as 
> modules), and doing ping+wget from domU_1.

I tested these patches on the Fedora rawhide kernel, but I still see
the memory allocation failure when trying to load the netbk or blkbk
modules in dom0.

I thought that these patches would solve this problem, but the netbk
module isn't touched.  Could you comment?

Thanks,
Aron

modprobe: page allocation failure. order:8, mode:0xd0

Call Trace:
 [<a00000010001c8e0>] show_stack+0x40/0xa0
                                sp=e00000001fdffc20 bsp=e00000001fdf9240
 [<a00000010001c970>] dump_stack+0x30/0x60
                                sp=e00000001fdffdf0 bsp=e00000001fdf9228
 [<a00000010010b220>] __alloc_pages+0x500/0x540
                                sp=e00000001fdffdf0 bsp=e00000001fdf91b0
 [<a00000010010b310>] __get_free_pages+0xb0/0x140
                                sp=e00000001fdffe00 bsp=e00000001fdf9188
 [<a0000001003c7400>] balloon_alloc_empty_page_range+0x80/0x400
                                sp=e00000001fdffe00 bsp=e00000001fdf9140
 [<a0000002000cc190>] netback_init+0x190/0x5c0 [netbk]
                                sp=e00000001fdffe30 bsp=e00000001fdf9108
 [<a0000001000d1dc0>] sys_init_module+0x180/0x400
                                sp=e00000001fdffe30 bsp=e00000001fdf9098
 [<a000000100014100>] ia64_ret_from_syscall+0x0/0x40
                                sp=e00000001fdffe30 bsp=e00000001fdf9098
 [<a000000000010620>] __start_ivt_text+0xffffffff00010620/0x400
                                sp=e00000001fe00000 bsp=e00000001fdf9098
Mem-info:
DMA per-cpu:
cpu 0 hot: high 42, batch 7 used:14
cpu 0 cold: high 14, batch 3 used:13
DMA32 per-cpu: empty
Normal per-cpu: empty
HighMem per-cpu: empty
Free pages:       22416kB (0kB HighMem)
Active:5579 inactive:9841 dirty:269 writeback:0 unstable:0 free:1401 slab:1139 
mapped:1143 pagetables:151
DMA free:22416kB min:2896kB low:3616kB high:4336kB active:89264kB 
inactive:157456kB present:524288kB pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0 0
DMA32 free:0kB min:0kB low:0kB high:0kB active:0kB inactive:0kB present:0kB 
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0 0
Normal free:0kB min:0kB low:0kB high:0kB active:0kB inactive:0kB present:0kB 
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0 0
HighMem free:0kB min:512kB low:512kB high:512kB active:0kB inactive:0kB 
present:0kB pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0 0
DMA: 169*16kB 96*32kB 50*64kB 21*128kB 8*256kB 5*512kB 4*1024kB 1*2048kB 
0*4096kB 0*8192kB 0*16384kB = 22416kB
DMA32: empty
Normal: empty
HighMem: empty
Swap cache: add 0, delete 0, find 0/0, race 0+0
Free swap  = 2031584kB
Total swap = 2031584kB
Free swap:       2031584kB
32768 pages of RAM
13277 reserved pages
5037 pages shared
0 pages swap cached
13 pages in page table cache


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