Re: [PATCH] x86: fix warning in e820_reserve_resources with 32bit

From: Ingo Molnar
Date: Sun Jun 29 2008 - 05:50:25 EST



* Yinghai Lu <yhlu.kernel@xxxxxxxxx> wrote:

> when 64bit resource is not enabled, got:
>
> arch/x86/kernel/e820.c: In function âe820_reserve_resourcesâ:
> arch/x86/kernel/e820.c:1217: warning: comparison is always false due to limited range of data type
>
> because res->start/end is resource_t aka u32. it will overflow.
>
> fix it with temp end of u64

applied, thanks.

Ingo
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/