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SubjectRe: [PATCH] [STABLE backport 4.9] arm64, vdso: Define vdso_{start,end} as array
On Fri, Jul 05, 2019 at 08:47:20PM +0200, Arnd Bergmann wrote:
>From: Kees Cook <>
>Commit dbbb08f500d6146398b794fdc68a8e811366b451 upstream.
>Adjust vdso_{start|end} to be char arrays to avoid compile-time analysis
>that flags "too large" memcmp() calls with CONFIG_FORTIFY_SOURCE.
>Cc: Jisheng Zhang <>
>Acked-by: Catalin Marinas <>
>Suggested-by: Mark Rutland <>
>Signed-off-by: Kees Cook <>
>Signed-off-by: Will Deacon <>
>Signed-off-by: Arnd Bergmann <>
>Backported to 4.9, which is lacking the rework from
>2077be6783b5 ("arm64: Use __pa_symbol for kernel symbols")

I've queued both this and the 4.4 backport, thanks!


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