diff options
| author | Paul Mundt <lethal@linux-sh.org> | 2010-04-26 16:08:27 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2010-04-26 16:08:27 +0900 |
| commit | e19553427c2e8fdb04fdd98e407164bb59a840ba (patch) | |
| tree | 5332234b2dad07c03c27e4608afb16f297f41e61 /kernel/irq | |
| parent | 35f6cd4a06432034665a1499ca4b022437423aac (diff) | |
| parent | 83515bc7df812555e20cda48614674e2f346f9f5 (diff) | |
Merge branch 'sh/stable-updates'
Conflicts:
arch/sh/kernel/dwarf.c
drivers/dma/shdma.c
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'kernel/irq')
| -rw-r--r-- | kernel/irq/manage.c | 10 | ||||
| -rw-r--r-- | kernel/irq/numa_migrate.c | 1 | ||||
| -rw-r--r-- | kernel/irq/proc.c | 1 |
3 files changed, 12 insertions, 0 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index 398fda155f6..704e488730a 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -757,6 +757,16 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new) if (new->flags & IRQF_ONESHOT) desc->status |= IRQ_ONESHOT; + /* + * Force MSI interrupts to run with interrupts + * disabled. The multi vector cards can cause stack + * overflows due to nested interrupts when enough of + * them are directed to a core and fire at the same + * time. + */ + if (desc->msi_desc) + new->flags |= IRQF_DISABLED; + if (!(desc->status & IRQ_NOAUTOEN)) { desc->depth = 0; desc->status &= ~IRQ_DISABLED; diff --git a/kernel/irq/numa_migrate.c b/kernel/irq/numa_migrate.c index 963559dbd85..65d3845665a 100644 --- a/kernel/irq/numa_migrate.c +++ b/kernel/irq/numa_migrate.c @@ -6,6 +6,7 @@ */ #include <linux/irq.h> +#include <linux/slab.h> #include <linux/module.h> #include <linux/random.h> #include <linux/interrupt.h> diff --git a/kernel/irq/proc.c b/kernel/irq/proc.c index 6f50eccc79c..7a6eb04ef6b 100644 --- a/kernel/irq/proc.c +++ b/kernel/irq/proc.c @@ -7,6 +7,7 @@ */ #include <linux/irq.h> +#include <linux/gfp.h> #include <linux/proc_fs.h> #include <linux/seq_file.h> #include <linux/interrupt.h> |