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authorRafael J. Wysocki <rjw@sisk.pl>2011-09-26 20:12:45 +0200
committerRafael J. Wysocki <rjw@sisk.pl>2011-09-26 20:12:45 +0200
commit0d41da2e31e81f5c8aaabe17f769de4304b2d4c8 (patch)
tree540acefba9bf01d3880d7bacb767fbf9b1fe80b4 /arch/x86/xen/mmu.c
parenta0089bd617adea27ebc352e1e0871649ab1dbaa6 (diff)
parente8b364b88cc4001b21c28c1ecf1e1e3ffbe162e6 (diff)
Merge branch 'pm-fixes' into pm-domains
Merge commit e8b364b88cc4001b21c28c1ecf1e1e3ffbe162e6 (PM / Clocks: Do not acquire a mutex under a spinlock) fixing a regression in drivers/base/power/clock_ops.c. Conflicts: drivers/base/power/clock_ops.c
Diffstat (limited to 'arch/x86/xen/mmu.c')
-rw-r--r--arch/x86/xen/mmu.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 20a614275064..3dd53f997b11 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -1721,10 +1721,8 @@ void __init xen_setup_machphys_mapping(void)
machine_to_phys_nr = MACH2PHYS_NR_ENTRIES;
}
#ifdef CONFIG_X86_32
- if ((machine_to_phys_mapping + machine_to_phys_nr)
- < machine_to_phys_mapping)
- machine_to_phys_nr = (unsigned long *)NULL
- - machine_to_phys_mapping;
+ WARN_ON((machine_to_phys_mapping + (machine_to_phys_nr - 1))
+ < machine_to_phys_mapping);
#endif
}