From eb2746ddc376c9c72905fbdd3f8d1e68a81957aa Mon Sep 17 00:00:00 2001 From: Jesper Nilsson Date: Wed, 14 Nov 2007 17:00:52 -0800 Subject: [PATCH] cris build fixes: irq fixes - New file include/asm-cris/irq_regs.h. - Change handling of registers for do_IRQ. - Add GENERIC_HARDIRQS to Kconfig. Signed-off-by: Jesper Nilsson Acked-by: Mikael Starvik Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/cris/Kconfig | 4 ++++ arch/cris/kernel/irq.c | 6 ++++-- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index 21900a9378bb..f653772a87a8 100644 --- a/arch/cris/Kconfig +++ b/arch/cris/Kconfig @@ -57,6 +57,10 @@ menu "General setup" source "fs/Kconfig.binfmt" +config GENERIC_HARDIRQS + bool + default y + config ETRAX_CMDLINE string "Kernel command line" default "root=/dev/mtdblock3" diff --git a/arch/cris/kernel/irq.c b/arch/cris/kernel/irq.c index 5c27ff86121b..2dfac8c79090 100644 --- a/arch/cris/kernel/irq.c +++ b/arch/cris/kernel/irq.c @@ -2,7 +2,7 @@ * * linux/arch/cris/kernel/irq.c * - * Copyright (c) 2000,2001 Axis Communications AB + * Copyright (c) 2000,2007 Axis Communications AB * * Authors: Bjorn Wesen (bjornw@axis.com) * @@ -92,14 +92,16 @@ int show_interrupts(struct seq_file *p, void *v) asmlinkage void do_IRQ(int irq, struct pt_regs * regs) { unsigned long sp; + struct pt_regs *old_regs = set_irq_regs(regs); irq_enter(); sp = rdsp(); if (unlikely((sp & (PAGE_SIZE - 1)) < (PAGE_SIZE/8))) { printk("do_IRQ: stack overflow: %lX\n", sp); show_stack(NULL, (unsigned long *)sp); } - __do_IRQ(irq, regs); + __do_IRQ(irq); irq_exit(); + set_irq_regs(old_regs); } void weird_irq(void) -- GitLab