Messages in this thread | | | Date | Mon, 7 Jan 2013 12:16:42 -0800 | Subject | Re: [PATCH v7 0/5] Reset PCIe devices to address DMA problem on kdump with iommu | From | Yinghai Lu <> |
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On Mon, Jan 7, 2013 at 11:09 AM, Thomas Renninger <trenn@suse.de> wrote: > e820: BIOS-provided physical RAM map: > BIOS-e820: [mem 0x0000000000000100-0x000000000009bfff] usable > BIOS-e820: [mem 0x0000000000100000-0x00000000bd2effff] usable > BIOS-e820: [mem 0x00000000bd2f0000-0x00000000bd31bfff] reserved > BIOS-e820: [mem 0x00000000bd31c000-0x00000000bd35afff] ACPI data > BIOS-e820: [mem 0x00000000bd35b000-0x00000000bfffffff] reserved > BIOS-e820: [mem 0x00000000e0000000-0x00000000efffffff] reserved > BIOS-e820: [mem 0x00000000fe000000-0x00000000ffffffff] reserved > BIOS-e820: [mem 0x0000000100000000-0x000000603fffffff] usable > debug: ignoring loglevel setting. > e820: last_pfn = 0x6040000 max_arch_pfn = 0x400000000 > NX (Execute Disable) protection: active > e820: user-defined physical RAM map: > user: [mem 0x0000000000000000-0x000000000009ffff] usable > user: [mem 0x00000000070a0000-0x000000001effafff] usable > user: [mem 0x00000000bd31c000-0x00000000bd35afff] ACPI data
can you make sure kdump kernel command line take "memmap=256M$3584M" ?
it will make mmconf working.
> megasas: 06.504.01.00-rc1 Mon. Oct. 1 17:00:00 PDT 2012
also need to append "debug ignore_loglevel" to see why the disks are not probed.
Thanks
Yinghai
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