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From: Sasha Levin <sashal@kernel.org>
To: Greg KH <gregkh@linuxfoundation.org>
Cc: Mike Travis <mike.travis@hpe.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Borislav Petkov <bp@alien8.de>,
	Christoph Hellwig <hch@infradead.org>,
	Dimitri Sivanich <dimitri.sivanich@hpe.com>,
	Russ Anderson <russ.anderson@hpe.com>,
	Hedi Berriche <hedi.berriche@hpe.com>,
	Steve Wahl <steve.wahl@hpe.com>,
	x86@kernel.org, linux-kernel@vger.kernel.org,
	stable@vger.kernel.org
Subject: Re: [PATCH 6/8] x86/platform/uv: Decode UVsystab Info
Date: Thu, 5 Sep 2019 17:40:30 -0400	[thread overview]
Message-ID: <20190905214030.GE1616@sasha-vm> (raw)
In-Reply-To: <20190905141634.GA25790@kroah.com>

On Thu, Sep 05, 2019 at 04:16:34PM +0200, Greg KH wrote:
>On Thu, Sep 05, 2019 at 08:02:58AM -0500, Mike Travis wrote:
>> --- linux.orig/arch/x86/kernel/apic/x2apic_uv_x.c
>> +++ linux/arch/x86/kernel/apic/x2apic_uv_x.c
>> @@ -1303,7 +1303,8 @@ static int __init decode_uv_systab(void)
>>  	struct uv_systab *st;
>>  	int i;
>>
>> -	if (uv_hub_info->hub_revision < UV4_HUB_REVISION_BASE)
>> +	/* Select only UV4 (hubbed or hubless) and higher */
>> +	if (is_uv_hubbed(-2) < uv(4) && is_uv_hubless(-2) < uv(4))

For someone not too familiar with the code, this is completely
unreadable. There must be a nicer way to do this.

--
Thanks,
Sasha

  parent reply	other threads:[~2019-09-05 21:40 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-05 13:02 [PATCH 0/8] x86/platform/UV: Update UV Hubless System Support Mike Travis
2019-09-05 13:02 ` [PATCH 1/8] x86/platform/uv: Save OEM_ID from ACPI MADT probe Mike Travis
2019-09-05 13:02 ` [PATCH 2/8] x86/platform/uv: Return UV Hubless System Type Mike Travis
2019-09-05 13:02 ` [PATCH 3/8] x86/platform/uv: Add return code to UV BIOS Init function Mike Travis
2019-09-05 13:02 ` [PATCH 4/8] x86/platform/uv: Setup UV functions for Hubless UV Systems Mike Travis
2019-09-05 13:02 ` [PATCH 5/8] x86/platform/uv: Add UV Hubbed/Hubless Proc FS Files Mike Travis
2019-09-05 13:02 ` [PATCH 6/8] x86/platform/uv: Decode UVsystab Info Mike Travis
2019-09-05 14:16   ` Greg KH
2019-09-05 14:47     ` Mike Travis
2019-09-05 16:43       ` Mike Travis
2019-09-05 16:57         ` Greg KH
2019-09-05 16:56       ` Greg KH
2019-09-05 21:40     ` Sasha Levin [this message]
2019-09-05 22:42       ` Mike Travis
2019-09-05 13:02 ` [PATCH 7/8] x86/platform/uv: Check EFI Boot to set reboot type Mike Travis
2019-09-05 13:03 ` [PATCH 8/8] x86/platform/uv: Account for UV Hubless in is_uvX_hub Ops Mike Travis
2019-09-10 12:07 ` [PATCH 0/8] x86/platform/UV: Update UV Hubless System Support Miguel Ojeda
2019-09-10 15:34   ` Mike Travis
2019-09-10 16:40     ` Borislav Petkov
2019-09-10 16:57       ` Mike Travis
  -- strict thread matches above, loose matches on Subject: below --
2019-09-05 18:47 Mike Travis
2019-09-05 18:47 ` [PATCH 6/8] x86/platform/uv: Decode UVsystab Info Mike Travis
2019-09-03  0:18 [PATCH 0/8] x86/platform/UV: Update UV Hubless System Support Mike Travis
2019-09-03  0:18 ` [PATCH 6/8] x86/platform/uv: Decode UVsystab Info Mike Travis
2019-09-03  6:22   ` Greg KH

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