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Re: [PATCH] xen/x86: fix build with CONFIG_HVM=n and -Og
- To: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Stewart Hildebrand <stewart.hildebrand@xxxxxxx>
- Date: Mon, 3 Mar 2025 13:59:42 -0500
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- Cc: Jan Beulich <jbeulich@xxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, Oleksii Kurochko <oleksii.kurochko@xxxxxxxxx>
- Delivery-date: Mon, 03 Mar 2025 19:00:05 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 2/13/25 20:05, Andrew Cooper wrote:
> On 13/02/2025 6:50 pm, Stewart Hildebrand wrote:
>> When building with CONFIG_HVM=n and -Og, we encounter:
>>
>> prelink.o: in function `pit_set_gate':
>> xen/xen/arch/x86/emul-i8254.c:195: undefined reference to
>> `destroy_periodic_time'
<snip>
> Is this the singular failure with -Og, or are there others? I never got
> it working, and there were quite a few failures that failed to get a
> resolution.
This is the only one that I'm aware of, and it only occurs when
CONFIG_HVM=n. I only happened to stumble upon this occurrence because
allyesconfig apparently results in CONFIG_HVM=n. I've been building Xen
with -Og in my development workflow for a couple of releases now.
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