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nexedi
linux
Commits
af9037dd
Commit
af9037dd
authored
Apr 25, 2004
by
David S. Miller
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Merge nuts.davemloft.net:/disk1/BK/sparcwork-2.6
into nuts.davemloft.net:/disk1/BK/sparc-2.6
parents
63d5381e
99aa13d7
Changes
4
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4 changed files
with
15 additions
and
10 deletions
+15
-10
arch/sparc64/kernel/process.c
arch/sparc64/kernel/process.c
+1
-1
arch/sparc64/mm/init.c
arch/sparc64/mm/init.c
+4
-2
include/asm-sparc64/mmu_context.h
include/asm-sparc64/mmu_context.h
+2
-1
include/asm-sparc64/pgtable.h
include/asm-sparc64/pgtable.h
+8
-6
No files found.
arch/sparc64/kernel/process.c
View file @
af9037dd
...
...
@@ -435,7 +435,7 @@ void flush_thread(void)
page
=
pmd_alloc_one
(
NULL
,
0
);
pgd_set
(
pgd0
,
page
);
}
pgd_cache
=
pgd_val
(
*
pgd0
)
<<
11UL
;
pgd_cache
=
((
unsigned
long
)
pgd_val
(
*
pgd0
)
)
<<
11UL
;
}
__asm__
__volatile__
(
"stxa %0, [%1] %2
\n\t
"
"membar #Sync"
...
...
arch/sparc64/mm/init.c
View file @
af9037dd
...
...
@@ -1523,8 +1523,10 @@ void __init paging_init(void)
/* Now can init the kernel/bad page tables. */
pgd_set
(
&
swapper_pg_dir
[
0
],
swapper_pmd_dir
+
(
shift
/
sizeof
(
pgd_t
)));
sparc64_vpte_patchme1
[
0
]
|=
(
pgd_val
(
init_mm
.
pgd
[
0
])
>>
10
);
sparc64_vpte_patchme2
[
0
]
|=
(
pgd_val
(
init_mm
.
pgd
[
0
])
&
0x3ff
);
sparc64_vpte_patchme1
[
0
]
|=
(((
unsigned
long
)
pgd_val
(
init_mm
.
pgd
[
0
]))
>>
10
);
sparc64_vpte_patchme2
[
0
]
|=
(((
unsigned
long
)
pgd_val
(
init_mm
.
pgd
[
0
]))
&
0x3ff
);
flushi
((
long
)
&
sparc64_vpte_patchme1
[
0
]);
/* Setup bootmem... */
...
...
include/asm-sparc64/mmu_context.h
View file @
af9037dd
...
...
@@ -83,7 +83,8 @@ do { \
paddr = __pa((__mm)->pgd); \
pgd_cache = 0UL; \
if ((__tsk)->thread_info->flags & _TIF_32BIT) \
pgd_cache = pgd_val((__mm)->pgd[0]) << 11UL; \
pgd_cache = \
((unsigned long)pgd_val((__mm)->pgd[0])) << 11UL; \
__asm__ __volatile__("wrpr %%g0, 0x494, %%pstate\n\t" \
"mov %3, %%g4\n\t" \
"mov %0, %%g7\n\t" \
...
...
include/asm-sparc64/pgtable.h
View file @
af9037dd
...
...
@@ -234,20 +234,22 @@ static inline pte_t pte_modify(pte_t orig_pte, pgprot_t new_prot)
(pmd_val(*(pmdp)) = (__pa((unsigned long) (ptep)) >> 11UL))
#define pgd_set(pgdp, pmdp) \
(pgd_val(*(pgdp)) = (__pa((unsigned long) (pmdp)) >> 11UL))
#define __pmd_page(pmd) ((unsigned long) __va((pmd_val(pmd)<<11UL)))
#define __pmd_page(pmd) \
((unsigned long) __va((((unsigned long)pmd_val(pmd))<<11UL)))
#define pmd_page(pmd) virt_to_page((void *)__pmd_page(pmd))
#define pgd_page(pgd) ((unsigned long) __va((pgd_val(pgd)<<11UL)))
#define pgd_page(pgd) \
((unsigned long) __va((((unsigned long)pgd_val(pgd))<<11UL)))
#define pte_none(pte) (!pte_val(pte))
#define pte_present(pte) (pte_val(pte) & _PAGE_PRESENT)
#define pte_clear(pte) (pte_val(*(pte)) = 0UL)
#define pmd_none(pmd) (!pmd_val(pmd))
#define pmd_bad(pmd) (0)
#define pmd_present(pmd) (pmd_val(pmd) != 0U
L
)
#define pmd_clear(pmdp) (pmd_val(*(pmdp)) = 0U
L
)
#define pmd_present(pmd) (pmd_val(pmd) != 0U)
#define pmd_clear(pmdp) (pmd_val(*(pmdp)) = 0U)
#define pgd_none(pgd) (!pgd_val(pgd))
#define pgd_bad(pgd) (0)
#define pgd_present(pgd) (pgd_val(pgd) != 0U
L
)
#define pgd_clear(pgdp) (pgd_val(*(pgdp)) = 0U
L
)
#define pgd_present(pgd) (pgd_val(pgd) != 0U)
#define pgd_clear(pgdp) (pgd_val(*(pgdp)) = 0U)
/* The following only work if pte_present() is true.
* Undefined behaviour if not..
...
...
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