]> git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/commit
x86/platform/UV: Fix kernel panic running RHEL kdump kernel on UV systems
authorMike Travis <travis@sgi.com>
Mon, 1 Aug 2016 18:40:53 +0000 (13:40 -0500)
committerIngo Molnar <mingo@kernel.org>
Wed, 10 Aug 2016 13:55:39 +0000 (15:55 +0200)
commit5a52e8f822374bebc702bb2688ed8b5515bbb55b
treee416dd2873464a9fd098bd3a1878b919544ad10e
parent22ac2bca92f2d92c6495248d65ff648182df428d
x86/platform/UV: Fix kernel panic running RHEL kdump kernel on UV systems

The latest UV kernel support panics when RHEL7 kexec's the kdump kernel
to make a dumpfile.  This patch fixes the problem by turning off all UV
support if NUMA is off.

Tested-by: Frank Ramsay <framsay@sgi.com>
Tested-by: John Estabrook <estabrook@sgi.com>
Signed-off-by: Mike Travis <travis@sgi.com>
Reviewed-by: Dimitri Sivanich <sivanich@sgi.com>
Reviewed-by: Nathan Zimmer <nzimmer@sgi.com>
Cc: Alex Thorlton <athorlton@sgi.com>
Cc: Andrew Banman <abanman@sgi.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Russ Anderson <rja@sgi.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/20160801184050.577755634@asylum.americas.sgi.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
arch/x86/kernel/apic/x2apic_uv_x.c