From mboxrd@z Thu Jan 1 00:00:00 1970 From: hawkes@sgi.com Date: Wed, 14 Dec 2005 23:23:36 +0000 Subject: [PATCH] ia64: eliminate softlockup warning Message-Id: <20051214232336.8314.29391.sendpatchset@tomahawk.engr.sgi.com> List-Id: References: <20051214230713.7528.68477.sendpatchset@tomahawk.engr.sgi.com> In-Reply-To: <20051214230713.7528.68477.sendpatchset@tomahawk.engr.sgi.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Tony Luck , Andrew Morton , linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Jack Steiner , Keith Owens , hawkes@sgi.com Fix an unnecessary softlockup watchdog warning in the ia64 uncached_build_memmap() that occurs occasionally at 256p and always at 512p. The problem occurs at boot time. It would be good if we had a cleaner mechanism to temporarily silence the watchdog thread, e.g., http://marc.theaimsgroup.com/?l=linux-kernel&m1552476401175&w=2 but until that patch gets merged, this fix will have to suffice. Signed-off-by: John Hawkes Index: linux/arch/ia64/kernel/uncached.c =================================--- linux.orig/arch/ia64/kernel/uncached.c 2005-12-06 15:12:14.000000000 -0800 +++ linux/arch/ia64/kernel/uncached.c 2005-12-14 14:50:55.000000000 -0800 @@ -210,6 +210,7 @@ dprintk(KERN_ERR "uncached_build_memmap(%lx %lx)\n", start, end); + touch_softlockup_watchdog(); memset((char *)start, 0, length); node = paddr_to_nid(start - __IA64_UNCACHED_OFFSET);