Re: [Xen-devel] [PATCH v3 5/7] x86/livepatch: Fail the build if duplicate symbols exist

[Jürgen Groß <jgross@xxxxxxxx>]

On 23.10.19 15:58, Andrew Cooper wrote:
> From: Ross Lagerwall <ross.lagerwall@xxxxxxxxxx>
>
> The binary diffing algorithm used by xen-livepatch depends on having unique
> symbols.
>
> Signed-off-by: Ross Lagerwall <ross.lagerwall@xxxxxxxxxx>
>
> The livepatch loading algorithm used by Xen resolves relocations by symbol
> name, and thus also depends on having unique symbols.
>
> Introduce CONFIG_ENFORCE_UNIQUE_SYMBOLS to control failing the build if
> duplicate symbols are found, and disable it in the RANDCONFIG build.
>
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Release-acked-by: Juergen Gross <jgross@xxxxxxxx>


Juergen

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