908dcecda1
Correct the return type of handle_IRQ_event() (inconsistency noticed during Xen development), and remove redundant declarations. The return type adjustment required breaking out the definition of irqreturn_t into a separate header, in order to satisfy current include order dependencies. Signed-off-by: Jan Beulich <jbeulich@novell.com> Cc: Richard Henderson <rth@twiddle.net> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: Russell King <rmk@arm.linux.org.uk> Cc: Ian Molton <spyro@f2s.com> Cc: Mikael Starvik <starvik@axis.com> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Cc: Hirokazu Takata <takata.hirokazu@renesas.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: William Lee Irwin III <wli@holomorphy.com> Cc: "David S. Miller" <davem@davemloft.net> Cc: Miles Bader <uclinux-v850@lsi.nec.co.jp> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Cc: Roman Zippel <zippel@linux-m68k.org> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
25 lines
586 B
C
25 lines
586 B
C
/* irqreturn.h */
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#ifndef _LINUX_IRQRETURN_H
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#define _LINUX_IRQRETURN_H
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/*
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* For 2.4.x compatibility, 2.4.x can use
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*
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* typedef void irqreturn_t;
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* #define IRQ_NONE
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* #define IRQ_HANDLED
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* #define IRQ_RETVAL(x)
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*
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* To mix old-style and new-style irq handler returns.
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*
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* IRQ_NONE means we didn't handle it.
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* IRQ_HANDLED means that we did have a valid interrupt and handled it.
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* IRQ_RETVAL(x) selects on the two depending on x being non-zero (for handled)
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*/
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typedef int irqreturn_t;
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#define IRQ_NONE (0)
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#define IRQ_HANDLED (1)
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#define IRQ_RETVAL(x) ((x) != 0)
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#endif
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