[tip:,x86/irq] x86/irq: Improve definition of VECTOR_SHUTDOWN et al
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Message ID 156652532593.10819.2719583901865384301.tip-bot2@tip-bot2
State Accepted
Commit e30c44e2e59c98023997632815cbc5e273991c25
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  • [tip:,x86/irq] x86/irq: Improve definition of VECTOR_SHUTDOWN et al
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tip-bot2 for Thomas Gleixner Aug. 23, 2019, 1:55 a.m. UTC
The following commit has been merged into the x86/irq branch of tip:

Commit-ID:     e30c44e2e59c98023997632815cbc5e273991c25
Gitweb:        https://git.kernel.org/tip/e30c44e2e59c98023997632815cbc5e273991c25
Author:        Heiner Kallweit <hkallweit1@gmail.com>
AuthorDate:    Mon, 19 Aug 2019 21:34:47 +02:00
Committer:     Thomas Gleixner <tglx@linutronix.de>
CommitterDate: Mon, 19 Aug 2019 23:19:06 +02:00

x86/irq: Improve definition of VECTOR_SHUTDOWN et al

These values are used with IS_ERR(), so it's more intuitive to define
them like a standard PTR_ERR() of a negative errno.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/146835e8-c086-4e85-7ece-bcba6795e6db@gmail.com

---
 arch/x86/include/asm/hw_irq.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch
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diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h
index cbd97e2..4154bc5 100644
--- a/arch/x86/include/asm/hw_irq.h
+++ b/arch/x86/include/asm/hw_irq.h
@@ -153,8 +153,8 @@  extern char irq_entries_start[];
 extern char spurious_entries_start[];
 
 #define VECTOR_UNUSED		NULL
-#define VECTOR_SHUTDOWN		((void *)~0UL)
-#define VECTOR_RETRIGGERED	((void *)~1UL)
+#define VECTOR_SHUTDOWN		((void *)-1L)
+#define VECTOR_RETRIGGERED	((void *)-2L)
 
 typedef struct irq_desc* vector_irq_t[NR_VECTORS];
 DECLARE_PER_CPU(vector_irq_t, vector_irq);