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authorBob Moore <robert.moore@intel.com>2013-04-12 00:25:41 +0000
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-04-12 13:29:48 +0200
commit58892c962a0f8b7187b036e787223365864bde3f (patch)
treefcf84c2f3f4152331aa0536e0819f3067fa3b369 /include/acpi
parent475df486f5191ce0671b99aff029b38bff7a72f1 (diff)
ACPICA: Add a lock to the internal object reference count mechanism
Certain external interfaces need to update object references without holding the interpreter or namespace mutex objects. To prevent race conditions, add a spinlock around the increment and decrement of the reference counts for internal ACPI objects. Reported by Andriy Gapon (avg@FreeBSD.org). Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Andriy Gapon <avg@FreeBSD.org> Signed-off-by: Lv Zheng <lv.zheng@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include/acpi')
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