File use-irq_noref-in-code.patch of Package irqbalance.2192

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File use-irq_noref-in-code.patch of Package irqbalance.2192

From: Yong Yang <yangoliver@gmail.com>
Subject: Use IRQ_NODEF instead of -1 in code
References: bsc#949276
Patch-Mainline: v1.0.9
Git-commit: a41974c6fd9b84a1017620f289d89cc4ac6e8f7e
Git-repo: github.com/Irqbalance/irqbalance.git

Signed-off-by: Thomas Renninger <trenn@suse.de>

Signed-off-by: Yong Yang <yangoliver@gmail.com>

Index: irqbalance-1.0.7/classify.c
===================================================================
--- irqbalance-1.0.7.orig/classify.c	2016-04-06 12:22:41.253892580 +0200
+++ irqbalance-1.0.7/classify.c	2016-04-06 12:22:41.985934120 +0200
@@ -45,12 +45,12 @@ static int get_pci_irq_class(int pci_cla
 {
 	int major = pci_class >> 16;
 	int sub = (pci_class & 0xFF00) >> 8;
-	short irq_class = IRQ_OTHER;
+	short irq_class = IRQ_NODEF;
 	/*
 	 * Class codes lifted from pci spec, appendix D.
 	 * and mapped to irqbalance types here.
 	 *
-	 * -1 indicates that needs PCI sub-class code.
+	 * IRQ_NODEF will go through classification by PCI sub-class code.
 	 */
 	static short major_class_codes[PCI_MAX_CLASS] = {
 		IRQ_OTHER,
@@ -65,7 +65,7 @@ static int get_pci_irq_class(int pci_cla
 		IRQ_LEGACY,
 		IRQ_OTHER,
 		IRQ_OTHER,
-		-1,
+		IRQ_NODEF,
 		IRQ_ETH,
 		IRQ_SCSI,
 		IRQ_OTHER,
@@ -95,12 +95,12 @@ static int get_pci_irq_class(int pci_cla
 	 */
 
 	if (major >= PCI_MAX_CLASS)
-		return -1;
+		return IRQ_NODEF;
 
 	switch (major) {
 		case 0xc: /* Serial bus class */
 			if (sub >= PCI_MAX_SERIAL_SUBCLASS)
-				return -1;
+				return IRQ_NODEF;
 			irq_class = serial_sub_codes[sub];
 			break;
 		default: /* All other PCI classes */
Index: irqbalance-1.0.7/types.h
===================================================================
--- irqbalance-1.0.7.orig/types.h	2016-04-06 12:22:39.657801999 +0200
+++ irqbalance-1.0.7/types.h	2016-04-06 12:22:41.989934324 +0200
@@ -13,6 +13,7 @@
 /*
  * IRQ Classes
  */
+#define IRQ_NODEF	-1
 #define IRQ_OTHER       0
 #define IRQ_LEGACY      1
 #define IRQ_SCSI        2

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File use-irq_noref-in-code.patch of Package irqbalance.2192

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