Re: [PATCH 01/10] x86/iommu: Add IOMMU_INIT macros, .iommu_tablesection, and iommu_table_entry structure.

From: Sam Ravnborg
Date: Thu Aug 26 2010 - 14:19:21 EST


> diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
> index d0bb522..b92e040 100644
> --- a/arch/x86/kernel/vmlinux.lds.S
> +++ b/arch/x86/kernel/vmlinux.lds.S
> @@ -260,6 +260,13 @@ SECTIONS
> *(.altinstr_replacement)
> }
>
> + .iommu_table : AT(ADDR(.iommu_table) - LOAD_OFFSET) {
> + __iommu_table = .;
> + *(.iommu_table)
> + . = ALIGN(8);
> + __iommu_table_end = .;
> + }
> +

So we have yet another magic section in vmlinux.lds.S
A nice comemnt that expalins what this is used for and why
it is discardable etc. would be nice.

Lots of magic sections in same file miss this,
but thats not an example to follwow.

Sam
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