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| author | Jeff Garzik <jgarzik@pretzel.yyz.us> | 2005-06-22 17:10:49 (GMT) |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-06-22 17:10:49 (GMT) |
| commit | 80bd6d7f5e0d872a0f5a151473d2a39d95d210a8 (patch) | |
| tree | b3a36048d6b7de88f7e906624ecb4b98816bb736 /include/asm-um | |
| parent | 949d33e70f2c3e93bfe5265a50e40175b1ab1ec1 (diff) | |
| parent | 2a5a68b840cbab31baab2d9b2e1e6de3b289ae1e (diff) | |
| download | linux-fsl-qoriq-80bd6d7f5e0d872a0f5a151473d2a39d95d210a8.tar.xz | |
Merge /spare/repo/linux-2.6/
Diffstat (limited to 'include/asm-um')
| -rw-r--r-- | include/asm-um/page.h | 8 | ||||
| -rw-r--r-- | include/asm-um/pgtable.h | 8 | ||||
| -rw-r--r-- | include/asm-um/smp.h | 3 | ||||
| -rw-r--r-- | include/asm-um/thread_info.h | 9 |
4 files changed, 13 insertions, 15 deletions
diff --git a/include/asm-um/page.h b/include/asm-um/page.h index 504ea8e..5afee8a 100644 --- a/include/asm-um/page.h +++ b/include/asm-um/page.h @@ -98,7 +98,13 @@ extern unsigned long uml_physmem; extern unsigned long to_phys(void *virt); extern void *to_virt(unsigned long phys); -#define __pa(virt) to_phys((void *) virt) + +/* Cast to unsigned long before casting to void * to avoid a warning from + * mmap_kmem about cutting a long long down to a void *. Not sure that + * casting is the right thing, but 32-bit UML can't have 64-bit virtual + * addresses + */ +#define __pa(virt) to_phys((void *) (unsigned long) virt) #define __va(phys) to_virt((unsigned long) phys) #define page_to_pfn(page) ((page) - mem_map) diff --git a/include/asm-um/pgtable.h b/include/asm-um/pgtable.h index 510e513..a880409 100644 --- a/include/asm-um/pgtable.h +++ b/include/asm-um/pgtable.h @@ -114,17 +114,9 @@ extern unsigned long end_iomem; extern unsigned long pg0[1024]; /* - * BAD_PAGETABLE is used when we need a bogus page-table, while - * BAD_PAGE is used for a bogus page. - * * ZERO_PAGE is a global shared page that is always zero: used * for zero-mapped memory areas etc.. */ -extern pte_t __bad_page(void); -extern pte_t * __bad_pagetable(void); - -#define BAD_PAGETABLE __bad_pagetable() -#define BAD_PAGE __bad_page() #define ZERO_PAGE(vaddr) virt_to_page(empty_zero_page) diff --git a/include/asm-um/smp.h b/include/asm-um/smp.h index 4412d5d..d879eba 100644 --- a/include/asm-um/smp.h +++ b/include/asm-um/smp.h @@ -8,7 +8,8 @@ #include "asm/current.h" #include "linux/cpumask.h" -#define smp_processor_id() (current_thread->cpu) +#define raw_smp_processor_id() (current_thread->cpu) + #define cpu_logical_map(n) (n) #define cpu_number_map(n) (n) #define PROC_CHANGE_PENALTY 15 /* Pick a number, any number */ diff --git a/include/asm-um/thread_info.h b/include/asm-um/thread_info.h index a10ea15..1feaaf1 100644 --- a/include/asm-um/thread_info.h +++ b/include/asm-um/thread_info.h @@ -41,18 +41,17 @@ struct thread_info { #define init_thread_info (init_thread_union.thread_info) #define init_stack (init_thread_union.stack) +#define THREAD_SIZE ((1 << CONFIG_KERNEL_STACK_ORDER) * PAGE_SIZE) /* how to get the thread information struct from C */ static inline struct thread_info *current_thread_info(void) { struct thread_info *ti; - unsigned long mask = PAGE_SIZE * - (1 << CONFIG_KERNEL_STACK_ORDER) - 1; - ti = (struct thread_info *) (((unsigned long) &ti) & ~mask); + unsigned long mask = THREAD_SIZE - 1; + ti = (struct thread_info *) (((unsigned long) &ti) & ~mask); return ti; } /* thread information allocation */ -#define THREAD_SIZE ((1 << CONFIG_KERNEL_STACK_ORDER) * PAGE_SIZE) #define alloc_thread_info(tsk) \ ((struct thread_info *) kmalloc(THREAD_SIZE, GFP_KERNEL)) #define free_thread_info(ti) kfree(ti) @@ -62,7 +61,7 @@ static inline struct thread_info *current_thread_info(void) #endif -#define PREEMPT_ACTIVE 0x4000000 +#define PREEMPT_ACTIVE 0x10000000 #define TIF_SYSCALL_TRACE 0 /* syscall trace active */ #define TIF_SIGPENDING 1 /* signal pending */ |