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SubjectRe: [PATCH v2 00/39] x86: Kernel IBT
On Fri, Feb 25, 2022 at 04:28:32PM +0100, Peter Zijlstra wrote:
> +void *skip_endbr(void *addr)
> +{
> + unsigned long size, offset;
> +
> + if (is_endbr(*(unsigned int *)addr) &&
> + kallsyms_lookup_size_offset((unsigned long)addr, &size, &offset) &&
> + !offset)
> + addr += 4;
> +
> + return addr;
> +}

Damn, I just realized this makes KERNEL_IBT hard depend on KALLSYMS :-(

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