Re: [Update PATCH] x86/Hyper-V: Fix definition HV_MAX_FLUSH_REP_COUNT

From: Greg KH
Date: Mon Feb 25 2019 - 09:19:50 EST


On Mon, Feb 25, 2019 at 10:12:14PM +0800, lantianyu1986@xxxxxxxxx wrote:
> From: Lan Tianyu <Tianyu.Lan@xxxxxxxxxxxxx>
>
> The max flush rep count of HvFlushGuestPhysicalAddressList hypercall
> is equal with how many entries of union hv_gpa_page_range can be populated
> into the input parameter page. The origin code lacks parenthesis around
> PAGE_SIZE - 2 * sizeof(u64). This patch is to fix it.
>
> Cc: <stable@xxxxxxxxxxxxxxx>
> Fixs: cc4edae4b924 ("x86/hyper-v: Add HvFlushGuestAddressList hypercall support")

"Fixes"