Hi Linus, On Wed, 28 Mar 2012 21:24:41 -0700 Linus Torvalds <torva...@linux-foundation.org> wrote: > > On Wed, Mar 28, 2012 at 9:15 PM, Stephen Rothwell <s...@canb.auug.org.au> > wrote: > > > > The following patch fixes (as much as possible) a powerpc allyesconfig > > build. > > Ugh: > > > diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c > > index af48e59..1f94ddf 100644 > > --- a/kernel/irq/irqdomain.c > > +++ b/kernel/irq/irqdomain.c > > @@ -12,6 +12,9 @@ > > #include <linux/slab.h> > > #include <linux/smp.h> > > #include <linux/fs.h> > > +#ifdef CONFIG_VIRQ_DEBUG > > +#include <asm/debug.h> > > +#endif > > Can we please move that abortion into arch/powerpc/? Instead of making > generic code even uglier..
How about this (build tested on powerpc allyesconfig):
From: Stephen Rothwell <s...@canb.auug.org.au>
Date: Thu, 29 Mar 2012 14:58:10 +1100
Subject: [PATCH] powerpc: fix fallout from system.h split up
Signed-off-by: Stephen Rothwell <s...@canb.auug.org.au>
---
arch/powerpc/kernel/fadump.c | 2 +
arch/powerpc/kernel/irq.c | 72 ++++++++++++++++++++++++++++++++++++++++++
arch/powerpc/kernel/kgdb.c | 1 +
kernel/irq/irqdomain.c | 72 ------------------------------------------
4 files changed, 75 insertions(+), 72 deletions(-)
diff --git a/arch/powerpc/kernel/fadump.c b/arch/powerpc/kernel/fadump.c
index cfe7a38..18bdf74 100644
--- a/arch/powerpc/kernel/fadump.c
+++ b/arch/powerpc/kernel/fadump.c
@@ -40,6 +40,8 @@
#include <asm/prom.h>
#include <asm/rtas.h>
#include <asm/fadump.h>
+#include <asm/debug.h>
+#include <asm/setup.h>
static struct fw_dump fw_dump;
static struct fadump_mem_struct fdm;
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 243dbab..ff165f5 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -623,3 +623,75 @@ static int __init setup_noirqdistrib(char *str)
__setup("noirqdistrib", setup_noirqdistrib);
#endif /* CONFIG_PPC64 */
+
+#ifdef CONFIG_VIRQ_DEBUG
+static int virq_debug_show(struct seq_file *m, void *private)
+{
+ unsigned long flags;
+ struct irq_desc *desc;
+ const char *p;
+ static const char none[] = "none";
+ void *data;
+ int i;
+
+ seq_printf(m, "%-5s %-7s %-15s %-18s %s\n", "virq", "hwirq",
+ "chip name", "chip data", "domain name");
+
+ for (i = 1; i < nr_irqs; i++) {
+ desc = irq_to_desc(i);
+ if (!desc)
+ continue;
+
+ raw_spin_lock_irqsave(&desc->lock, flags);
+
+ if (desc->action && desc->action->handler) {
+ struct irq_chip *chip;
+
+ seq_printf(m, "%5d ", i);
+ seq_printf(m, "0x%05lx ", desc->irq_data.hwirq);
+
+ chip = irq_desc_get_chip(desc);
+ if (chip && chip->name)
+ p = chip->name;
+ else
+ p = none;
+ seq_printf(m, "%-15s ", p);
+
+ data = irq_desc_get_chip_data(desc);
+ seq_printf(m, "0x%16p ", data);
+
+ if (desc->irq_data.domain->of_node)
+ p = desc->irq_data.domain->of_node->full_name;
+ else
+ p = none;
+ seq_printf(m, "%s\n", p);
+ }
+
+ raw_spin_unlock_irqrestore(&desc->lock, flags);
+ }
+
+ return 0;
+}
+
+static int virq_debug_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, virq_debug_show, inode->i_private);
+}
+
+static const struct file_operations virq_debug_fops = {
+ .open = virq_debug_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+
+static int __init irq_debugfs_init(void)
+{
+ if (debugfs_create_file("virq_mapping", S_IRUGO, powerpc_debugfs_root,
+ NULL, &virq_debug_fops) == NULL)
+ return -ENOMEM;
+
+ return 0;
+}
+__initcall(irq_debugfs_init);
+#endif /* CONFIG_VIRQ_DEBUG */
diff --git a/arch/powerpc/kernel/kgdb.c b/arch/powerpc/kernel/kgdb.c
index 76a6e40..782bd0a 100644
--- a/arch/powerpc/kernel/kgdb.c
+++ b/arch/powerpc/kernel/kgdb.c
@@ -24,6 +24,7 @@
#include <asm/current.h>
#include <asm/processor.h>
#include <asm/machdep.h>
+#include <asm/debug.h>
/*
* This table contains the mapping between PowerPC hardware trap types, and
diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index af48e59..ae645ab 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -632,78 +632,6 @@ unsigned int irq_linear_revmap(struct irq_domain *domain,
return revmap[hwirq];
}
-#ifdef CONFIG_VIRQ_DEBUG
-static int virq_debug_show(struct seq_file *m, void *private)
-{
- unsigned long flags;
- struct irq_desc *desc;
- const char *p;
- static const char none[] = "none";
- void *data;
- int i;
-
- seq_printf(m, "%-5s %-7s %-15s %-18s %s\n", "virq", "hwirq",
- "chip name", "chip data", "domain name");
-
- for (i = 1; i < nr_irqs; i++) {
- desc = irq_to_desc(i);
- if (!desc)
- continue;
-
- raw_spin_lock_irqsave(&desc->lock, flags);
-
- if (desc->action && desc->action->handler) {
- struct irq_chip *chip;
-
- seq_printf(m, "%5d ", i);
- seq_printf(m, "0x%05lx ", desc->irq_data.hwirq);
-
- chip = irq_desc_get_chip(desc);
- if (chip && chip->name)
- p = chip->name;
- else
- p = none;
- seq_printf(m, "%-15s ", p);
-
- data = irq_desc_get_chip_data(desc);
- seq_printf(m, "0x%16p ", data);
-
- if (desc->irq_data.domain->of_node)
- p = desc->irq_data.domain->of_node->full_name;
- else
- p = none;
- seq_printf(m, "%s\n", p);
- }
-
- raw_spin_unlock_irqrestore(&desc->lock, flags);
- }
-
- return 0;
-}
-
-static int virq_debug_open(struct inode *inode, struct file *file)
-{
- return single_open(file, virq_debug_show, inode->i_private);
-}
-
-static const struct file_operations virq_debug_fops = {
- .open = virq_debug_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
-static int __init irq_debugfs_init(void)
-{
- if (debugfs_create_file("virq_mapping", S_IRUGO, powerpc_debugfs_root,
- NULL, &virq_debug_fops) == NULL)
- return -ENOMEM;
-
- return 0;
-}
-__initcall(irq_debugfs_init);
-#endif /* CONFIG_VIRQ_DEBUG */
-
int irq_domain_simple_map(struct irq_domain *d, unsigned int irq,
irq_hw_number_t hwirq)
{
--
1.7.9.1
--
Cheers,
Stephen Rothwell s...@canb.auug.org.au
http://www.canb.auug.org.au/~sfr/
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