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Re: Backport request (was: [PATCH v2] tools: convert bitfields to unsigned type)
- To: Roger Pau Monné <roger.pau@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Tue, 4 Jul 2023 17:42:33 +0200
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- Cc: xen-devel@xxxxxxxxxxxxxxxxxxxx, Wei Liu <wl@xxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Anthony PERARD <anthony.perard@xxxxxxxxxx>
- Delivery-date: Tue, 04 Jul 2023 15:42:38 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 28.06.2023 11:46, Roger Pau Monné wrote:
> On Mon, May 08, 2023 at 04:46:18PM +0000, Olaf Hering wrote:
>> clang complains about the signed type:
>>
>> implicit truncation from 'int' to a one-bit wide bit-field changes value
>> from 1 to -1 [-Wsingle-bit-bitfield-constant-conversion]
>>
>> The potential ABI change in libxenvchan is covered by the Xen version based
>> SONAME.
>>
>> Signed-off-by: Olaf Hering <olaf@xxxxxxxxx>
>
> Can we have this one backported to 4.17 at least?
Hmm, while perhaps simple enough, in principle this wouldn't be a backporting
candidate. May I ask why you consider this relevant? Plus is the mentioned
"potential ABI change" safe to take on a stable branch? There's not going to
be any SONAME change ...
Jan
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