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From: Mike Travis <travis@sgi.com>
To: Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@kernel.org>, "H. Peter Anvin" <hpa@zytor.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	x86@kernel.org, linux-kernel@vger.kernel.org,
	Dimitri Sivanich <sivanich@sgi.com>
Subject: [PATCH 6/7] x86, UV: UV3 Check current gru hub support.
Date: Fri, 08 Feb 2013 12:43:11 -0600	[thread overview]
Message-ID: <20130208184306.212373913@gulag1.americas.sgi.com> (raw)
In-Reply-To: 20130208184305.132404589@gulag1.americas.sgi.com

[-- Attachment #1: uv3-update-gru-syscheck --]
[-- Type: text/plain, Size: 584 bytes --]

This patch checks current hub support to avoid panicing the
system until all the GRU changes for UV3+ are in place.

Signed-off-by: Dimitri Sivanich <sivanich@sgi.com>
Signed-off-by: Mike Travis <travis@sgi.com>
---
 drivers/misc/sgi-gru/grufile.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- linux.orig/drivers/misc/sgi-gru/grufile.c
+++ linux/drivers/misc/sgi-gru/grufile.c
@@ -517,7 +517,7 @@ static int __init gru_init(void)
 {
 	int ret;
 
-	if (!is_uv_system())
+	if (!is_uv_system() || (is_uvx_hub() && !is_uv2_hub()))
 		return 0;
 
 #if defined CONFIG_IA64


  parent reply	other threads:[~2013-02-08 18:43 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-08 18:43 [PATCH 0/7] x86: SGI UV3 Kernel Updates Mike Travis
2013-02-08 18:43 ` [PATCH 1/7] x86, UV: UV3 Update MMR register definitions Mike Travis
2013-02-08 18:43 ` [PATCH 2/7] x86, UV: UV3 Update ACPI Check Mike Travis
2013-02-08 18:43 ` [PATCH 3/7] x86: UV3 Update Hub Info Mike Travis
2013-02-08 18:43 ` [PATCH 4/7] x86, UV: UV3 Update x2apic Support Mike Travis
2013-02-08 18:43 ` [PATCH 5/7] x86, UV: UV3 Update Time Support Mike Travis
2013-02-08 18:43 ` Mike Travis [this message]
2013-02-11  9:40   ` [PATCH 6/7] x86, UV: UV3 Check current gru hub support Ingo Molnar
2013-02-11 16:36     ` Mike Travis
2013-02-08 18:43 ` [PATCH 7/7] x86, UV: UV3 Trim MMR register definitions after code changes Mike Travis
  -- strict thread matches above, loose matches on Subject: below --
2013-02-05 22:26 [PATCH 0/7] x86: SGI UV3 Kernel Updates Mike Travis
2013-02-05 22:26 ` [PATCH 6/7] x86, UV: UV3 Check current gru hub support Mike Travis

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