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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2015-11-26 11:42:25 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-11-26 11:42:25 -0800 |
| commit | 4fe5e199ebcd82a05c7446e7e6b85027358dc274 (patch) | |
| tree | 9a98fc2a40abd0fcdfe18108625f298f09253ef7 /arch | |
| parent | 02a5fec18297bb6991f5bc5ebc7e73fa6810809d (diff) | |
| parent | 8620015499101090ae275bf11e9bc2f9febfdf08 (diff) | |
Merge tag 'for-linus-4.4-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
Pull xen bug fixes from David Vrabel:
- Fix gntdev and numa balancing.
- Fix x86 boot crash due to unallocated legacy irq descs.
- Fix overflow in evtchn device when > 1024 event channels.
* tag 'for-linus-4.4-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
xen/evtchn: dynamically grow pending event channel ring
xen/events: Always allocate legacy interrupts on PV guests
xen/gntdev: Grant maps should not be subject to NUMA balancing
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/include/asm/irq.h | 5 | ||||
| -rw-r--r-- | arch/arm64/include/asm/irq.h | 5 |
2 files changed, 10 insertions, 0 deletions
diff --git a/arch/arm/include/asm/irq.h b/arch/arm/include/asm/irq.h index be1d07d59ee9..1bd9510de1b9 100644 --- a/arch/arm/include/asm/irq.h +++ b/arch/arm/include/asm/irq.h @@ -40,6 +40,11 @@ extern void arch_trigger_all_cpu_backtrace(bool); #define arch_trigger_all_cpu_backtrace(x) arch_trigger_all_cpu_backtrace(x) #endif +static inline int nr_legacy_irqs(void) +{ + return NR_IRQS_LEGACY; +} + #endif #endif diff --git a/arch/arm64/include/asm/irq.h b/arch/arm64/include/asm/irq.h index 23eb450b820b..8e8d30684392 100644 --- a/arch/arm64/include/asm/irq.h +++ b/arch/arm64/include/asm/irq.h @@ -7,4 +7,9 @@ struct pt_regs; extern void set_handle_irq(void (*handle_irq)(struct pt_regs *)); +static inline int nr_legacy_irqs(void) +{ + return 0; +} + #endif |