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Re: [PATCH v6 1/4] xen/ppc: Implement bitops.h
- To: Shawn Anastasio <sanastasio@xxxxxxxxxxxxxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Mon, 18 Sep 2023 15:01:13 +0200
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- Cc: Timothy Pearson <tpearson@xxxxxxxxxxxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Mon, 18 Sep 2023 13:01:30 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 14.09.2023 21:03, Shawn Anastasio wrote:
> Implement bitops.h, based on Linux's implementation as of commit
> 5321d1b1afb9a17302c6cec79f0cbf823eb0d3fc. Though it is based off of
> Linux's implementation, this code diverges significantly in a number of
> ways:
> - Bitmap entries changed to 32-bit words to match X86 and Arm on Xen
> - PPC32-specific code paths dropped
> - Formatting completely re-done to more closely line up with Xen.
> Including 4 space indentation.
> - Use GCC's __builtin_popcount* for hweight* implementation
>
> Signed-off-by: Shawn Anastasio <sanastasio@xxxxxxxxxxxxxxxxxxxxx>
Acked-by: Jan Beulich <jbeulich@xxxxxxxx>
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