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authorHans de Goede <hdegoede@redhat.com>2016-11-08 14:38:46 +0100
committerJacek Anaszewski <j.anaszewski@samsung.com>2016-11-22 12:07:05 +0100
commita9c6ce57ec2f136d08141e8220a0ffaca216f7b0 (patch)
treef7a577053e7c3453ae8939d87b903dde4754b2e7 /tools/kvm
parent8338eab50ffb3399a938d723f9605383ed9f8473 (diff)
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led: core: Use atomic bit-field for the blink-flags
All the LED_BLINK* flags are accessed read-modify-write from e.g. led_set_brightness and led_blink_set_oneshot while both set_brightness_work and the blink_timer may be running. If these race then the modify step done by one of them may be lost, switch the LED_BLINK* flags to a new atomic work_flags bit-field to avoid this race. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
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