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nexedi
linux
Commits
4f26a691
Commit
4f26a691
authored
Apr 06, 2002
by
Russell King
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Pass the next task 'mm' struct to the CPU mm switching code (so
we can access data in mm->context.)
parent
76695841
Changes
4
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4 changed files
with
9 additions
and
11 deletions
+9
-11
include/asm-arm/cpu-multi26.h
include/asm-arm/cpu-multi26.h
+1
-1
include/asm-arm/cpu-multi32.h
include/asm-arm/cpu-multi32.h
+4
-5
include/asm-arm/cpu-single.h
include/asm-arm/cpu-single.h
+3
-4
include/asm-arm/mmu_context.h
include/asm-arm/mmu_context.h
+1
-1
No files found.
include/asm-arm/cpu-multi26.h
View file @
4f26a691
...
...
@@ -40,7 +40,7 @@ extern const struct processor arm3_processor_functions;
#define cpu_proc_init() processor._proc_init()
#define cpu_proc_fin() processor._proc_fin()
#define cpu_do_idle() do { } while (0)
#define cpu_switch_mm(pgd,
tsk
) processor._set_pgd(pgd)
#define cpu_switch_mm(pgd,
mm
) processor._set_pgd(pgd)
#define cpu_xchg_1(x,ptr) processor._xchg_1(x,ptr)
#define cpu_xchg_4(x,ptr) processor._xchg_4(x,ptr)
...
...
include/asm-arm/cpu-multi32.h
View file @
4f26a691
...
...
@@ -12,8 +12,7 @@
#include <asm/memory.h>
#include <asm/page.h>
/* forward-declare task_struct */
struct
task_struct
;
struct
mm_struct
;
/*
* Don't change this structure - ASM code
...
...
@@ -93,7 +92,7 @@ extern struct processor {
/*
* Set the page table
*/
void
(
*
set_pgd
)(
unsigned
long
pgd_phys
);
void
(
*
set_pgd
)(
unsigned
long
pgd_phys
,
struct
mm_struct
*
mm
);
/*
* Set a PMD (handling IMP bit 4)
*/
...
...
@@ -126,11 +125,11 @@ extern const struct processor sa110_processor_functions;
#define cpu_icache_invalidate_range(s,e) processor.icache.invalidate_range(s,e)
#define cpu_icache_invalidate_page(vp) processor.icache.invalidate_page(vp)
#define cpu_set_pgd(pgd
) processor.pgtable.set_pgd(pgd
)
#define cpu_set_pgd(pgd
,mm) processor.pgtable.set_pgd(pgd,mm
)
#define cpu_set_pmd(pmdp, pmd) processor.pgtable.set_pmd(pmdp, pmd)
#define cpu_set_pte(ptep, pte) processor.pgtable.set_pte(ptep, pte)
#define cpu_switch_mm(pgd,
tsk) cpu_set_pgd(__virt_to_phys((unsigned long)(pgd))
)
#define cpu_switch_mm(pgd,
mm) cpu_set_pgd(__virt_to_phys((unsigned long)(pgd)),mm
)
#define cpu_get_pgd() \
({ \
...
...
include/asm-arm/cpu-single.h
View file @
4f26a691
...
...
@@ -44,8 +44,7 @@
#include <asm/memory.h>
#include <asm/page.h>
/* forward declare task_struct */
struct
task_struct
;
struct
mm_struct
;
/* declare all the functions as extern */
extern
void
cpu_data_abort
(
unsigned
long
pc
);
...
...
@@ -65,13 +64,13 @@ extern void cpu_dcache_clean_entry(unsigned long address);
extern
void
cpu_icache_invalidate_range
(
unsigned
long
start
,
unsigned
long
end
);
extern
void
cpu_icache_invalidate_page
(
void
*
virt_page
);
extern
void
cpu_set_pgd
(
unsigned
long
pgd_phys
);
extern
void
cpu_set_pgd
(
unsigned
long
pgd_phys
,
struct
mm_struct
*
mm
);
extern
void
cpu_set_pmd
(
pmd_t
*
pmdp
,
pmd_t
pmd
);
extern
void
cpu_set_pte
(
pte_t
*
ptep
,
pte_t
pte
);
extern
volatile
void
cpu_reset
(
unsigned
long
addr
);
#define cpu_switch_mm(pgd,
tsk) cpu_set_pgd(__virt_to_phys((unsigned long)(pgd))
)
#define cpu_switch_mm(pgd,
mm) cpu_set_pgd(__virt_to_phys((unsigned long)(pgd)),mm
)
#define cpu_get_pgd() \
({ \
...
...
include/asm-arm/mmu_context.h
View file @
4f26a691
...
...
@@ -43,7 +43,7 @@ switch_mm(struct mm_struct *prev, struct mm_struct *next,
struct
task_struct
*
tsk
,
unsigned
int
cpu
)
{
if
(
prev
!=
next
)
cpu_switch_mm
(
next
->
pgd
,
tsk
);
cpu_switch_mm
(
next
->
pgd
,
next
);
}
#define activate_mm(prev, next) \
...
...
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