diff options
| author | Isaku Yamahata <yamahata@valinux.co.jp> | 2008-05-19 22:13:40 +0900 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2008-05-27 15:09:30 -0700 |
| commit | 213060a4d6991a95d0b9344406d195be3464accf (patch) | |
| tree | b74ead50ae0ae8ca2cfc20df5ad2e5d04a90432d /include/asm-ia64 | |
| parent | 4df8d22bbbb16ccfa4e10cc068135183c9e5e006 (diff) | |
| download | linux-213060a4d6991a95d0b9344406d195be3464accf.tar.bz2 | |
[IA64] pvops: paravirtualize NR_IRQS
Make NR_IRQ overridable by each pv instances.
Pv instance may need each own number of irqs so that
NR_IRQS should be the maximum number of nr_irqs each
pv instances need.
Cc: Jes Sorensen <jes@sgi.com>
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'include/asm-ia64')
| -rw-r--r-- | include/asm-ia64/irq.h | 9 | ||||
| -rw-r--r-- | include/asm-ia64/native/irq.h | 35 |
2 files changed, 36 insertions, 8 deletions
diff --git a/include/asm-ia64/irq.h b/include/asm-ia64/irq.h index a66d26827cbb..3627116fb0e2 100644 --- a/include/asm-ia64/irq.h +++ b/include/asm-ia64/irq.h @@ -13,14 +13,7 @@ #include <linux/types.h> #include <linux/cpumask.h> - -#define NR_VECTORS 256 - -#if (NR_VECTORS + 32 * NR_CPUS) < 1024 -#define NR_IRQS (NR_VECTORS + 32 * NR_CPUS) -#else -#define NR_IRQS 1024 -#endif +#include <asm-ia64/nr-irqs.h> static __inline__ int irq_canonicalize (int irq) diff --git a/include/asm-ia64/native/irq.h b/include/asm-ia64/native/irq.h new file mode 100644 index 000000000000..efe9ff74a3c4 --- /dev/null +++ b/include/asm-ia64/native/irq.h @@ -0,0 +1,35 @@ +/****************************************************************************** + * include/asm-ia64/native/irq.h + * + * Copyright (c) 2008 Isaku Yamahata <yamahata at valinux co jp> + * VA Linux Systems Japan K.K. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * moved from linux/include/asm-ia64/irq.h. + */ + +#ifndef _ASM_IA64_NATIVE_IRQ_H +#define _ASM_IA64_NATIVE_IRQ_H + +#define NR_VECTORS 256 + +#if (NR_VECTORS + 32 * NR_CPUS) < 1024 +#define IA64_NATIVE_NR_IRQS (NR_VECTORS + 32 * NR_CPUS) +#else +#define IA64_NATIVE_NR_IRQS 1024 +#endif + +#endif /* _ASM_IA64_NATIVE_IRQ_H */ |