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-rw-r--r--include/linux/signal.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/signal.h b/include/linux/signal.h
index 5dd5f02c5c5..ea9eff16c4b 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -18,6 +18,19 @@
18#define SA_PROBE SA_ONESHOT 18#define SA_PROBE SA_ONESHOT
19#define SA_SAMPLE_RANDOM SA_RESTART 19#define SA_SAMPLE_RANDOM SA_RESTART
20#define SA_SHIRQ 0x04000000 20#define SA_SHIRQ 0x04000000
21/*
22 * As above, these correspond to the IORESOURCE_IRQ_* defines in
23 * linux/ioport.h to select the interrupt line behaviour. When
24 * requesting an interrupt without specifying a SA_TRIGGER, the
25 * setting should be assumed to be "as already configured", which
26 * may be as per machine or firmware initialisation.
27 */
28#define SA_TRIGGER_LOW 0x00000008
29#define SA_TRIGGER_HIGH 0x00000004
30#define SA_TRIGGER_FALLING 0x00000002
31#define SA_TRIGGER_RISING 0x00000001
32#define SA_TRIGGER_MASK (SA_TRIGGER_HIGH|SA_TRIGGER_LOW|\
33 SA_TRIGGER_RISING|SA_TRIGGER_FALLING)
21 34
22/* 35/*
23 * Real Time signals may be queued. 36 * Real Time signals may be queued.