diff options
Diffstat (limited to 'arch/um/kernel/skas/mmu.c')
-rw-r--r-- | arch/um/kernel/skas/mmu.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/um/kernel/skas/mmu.c b/arch/um/kernel/skas/mmu.c new file mode 100644 index 0000000..6cb9a6d --- /dev/null +++ b/arch/um/kernel/skas/mmu.c @@ -0,0 +1,48 @@ +/* + * Copyright (C) 2002 Jeff Dike (jdike@karaya.com) + * Licensed under the GPL + */ + +#include "linux/sched.h" +#include "linux/list.h" +#include "linux/spinlock.h" +#include "linux/slab.h" +#include "asm/current.h" +#include "asm/segment.h" +#include "asm/mmu.h" +#include "os.h" +#include "skas.h" + +int init_new_context_skas(struct task_struct *task, struct mm_struct *mm) +{ + int from; + + if((current->mm != NULL) && (current->mm != &init_mm)) + from = current->mm->context.skas.mm_fd; + else from = -1; + + mm->context.skas.mm_fd = new_mm(from); + if(mm->context.skas.mm_fd < 0){ + printk("init_new_context_skas - new_mm failed, errno = %d\n", + mm->context.skas.mm_fd); + return(mm->context.skas.mm_fd); + } + + return(0); +} + +void destroy_context_skas(struct mm_struct *mm) +{ + os_close_file(mm->context.skas.mm_fd); +} + +/* + * Overrides for Emacs so that we follow Linus's tabbing style. + * Emacs will notice this stuff at the end of the file and automatically + * adjust the settings for this buffer only. This must remain at the end + * of the file. + * --------------------------------------------------------------------------- + * Local variables: + * c-file-style: "linux" + * End: + */ |