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nexedi
linux
Commits
c9c8b0d8
Commit
c9c8b0d8
authored
Mar 09, 2004
by
Pat Gefre
Committed by
David Mosberger
Mar 09, 2004
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[PATCH] ia64: Altix affinity fix
parent
cc57b27f
Changes
2
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Showing
2 changed files
with
9 additions
and
6 deletions
+9
-6
arch/ia64/sn/io/sn2/shub_intr.c
arch/ia64/sn/io/sn2/shub_intr.c
+4
-5
arch/ia64/sn/kernel/irq.c
arch/ia64/sn/kernel/irq.c
+5
-1
No files found.
arch/ia64/sn/io/sn2/shub_intr.c
View file @
c9c8b0d8
...
...
@@ -200,7 +200,6 @@ sn_shub_redirect_intr(pcibr_intr_t intr, unsigned long cpu)
int
cpuphys
,
slice
;
nasid_t
nasid
;
unsigned
long
xtalk_addr
;
void
*
bridge
=
intr
->
bi_soft
->
bs_base
;
int
irq
;
int
i
;
int
old_cpu
;
...
...
@@ -237,13 +236,13 @@ sn_shub_redirect_intr(pcibr_intr_t intr, unsigned long cpu)
for
(
bit
=
0
;
bit
<
8
;
bit
++
)
{
if
(
intr
->
bi_ibits
&
(
1
<<
bit
)
)
{
/* Disable interrupts. */
pcireg_intr_enable_bit_clr
(
bridge
,
bit
);
pcireg_intr_enable_bit_clr
(
intr
->
bi_soft
,
bit
);
/* Reset Host address (Interrupt destination) */
pcireg_intr_addr_addr_set
(
bridge
,
bit
,
xtalk_addr
);
pcireg_intr_addr_addr_set
(
intr
->
bi_soft
,
bit
,
xtalk_addr
);
/* Enable interrupt */
pcireg_intr_enable_bit_set
(
bridge
,
bit
);
pcireg_intr_enable_bit_set
(
intr
->
bi_soft
,
bit
);
/* Force an interrupt, just in case. */
pcireg_force_intr_set
(
bridge
,
bit
);
pcireg_force_intr_set
(
intr
->
bi_soft
,
bit
);
}
}
irq
=
intr
->
bi_irq
;
...
...
arch/ia64/sn/kernel/irq.c
View file @
c9c8b0d8
...
...
@@ -15,6 +15,7 @@
#include <linux/interrupt.h>
#include <linux/slab.h>
#include <linux/bootmem.h>
#include <linux/cpumask.h>
#include <asm/page.h>
#include <asm/pgtable.h>
#include <asm/sn/sgi.h>
...
...
@@ -118,10 +119,11 @@ sn_end_irq(unsigned int irq)
}
static
void
sn_set_affinity_irq
(
unsigned
int
irq
,
unsigned
long
cpu
)
sn_set_affinity_irq
(
unsigned
int
irq
,
cpumask_t
mask
)
{
#ifdef CONFIG_SMP
int
redir
=
0
;
int
cpu
;
struct
sn_intr_list_t
*
p
=
sn_intr_list
[
irq
];
pcibr_intr_t
intr
;
extern
void
sn_shub_redirect_intr
(
pcibr_intr_t
intr
,
unsigned
long
cpu
);
...
...
@@ -135,7 +137,9 @@ sn_set_affinity_irq(unsigned int irq, unsigned long cpu)
if
(
intr
==
NULL
)
return
;
cpu
=
first_cpu
(
mask
);
sn_shub_redirect_intr
(
intr
,
cpu
);
irq
=
irq
&
0xff
;
/* strip off redirect bit, if someone stuck it on. */
(
void
)
set_irq_affinity_info
(
irq
,
cpu_physical_id
(
intr
->
bi_cpu
),
redir
);
#endif
/* CONFIG_SMP */
}
...
...
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