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Mixed changes

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- Added automatic utcb map/prefaulting of forked tasks for fs0
  so that it does not need to explicitly request those tasks from mm0.
  Eliminating fs0 requests to mm0 reduce deadlock possibilities.

- Replaced kmalloc with a public malloc implementation because of a bug in kmalloc.
- Fixed a kfree bug. default_release_pages was trying to free page_array pages.
This commit is contained in:
Bahadir Balban
2008-09-09 13:36:42 +03:00
parent 68a4e78e66
commit 89d774f7fa
13 changed files with 515 additions and 42 deletions
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2
tasks/mm0/include/shm.h
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@@ -43,7 +43,7 @@ struct shm_descriptor {
/* Initialises shared memory bookkeeping structures */
void shm_init();
void *shmat_shmget_internal(key_t key, void *shmaddr);
void *shmat_shmget_internal(struct tcb *task, key_t key, void *shmaddr);
struct vm_file *shm_new(key_t key, unsigned long npages);
#endif /* __SHM_H__ */