diff options
Diffstat (limited to 'user')
| -rw-r--r-- | user/Maksym_Planeta.mdwn | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/user/Maksym_Planeta.mdwn b/user/Maksym_Planeta.mdwn index 02316dc5..79e77ee1 100644 --- a/user/Maksym_Planeta.mdwn +++ b/user/Maksym_Planeta.mdwn @@ -23,20 +23,29 @@ My vision of the problem in short: when user tries to access to the memory backe ## Steps -1. Find out what causes crashes in tmpfs with defpager +### Find out what causes crashes in tmpfs with defpager [[http://www.gnu.org/s/hurd/hurd/translator/tmpfs/notes_various.html]] TODO: Consider deleting of parameter "port" in function mach-defpager/default_pager.c:pager_port_list_insert since this parameter is unused -2. Write own pager +Probably pager_request shouldn't be stored because request may arrive from different kernels (or from kernel and translator), so this parameter doesn't have any sense. + +In d_p_set_size memory_object_lock_request is used for manipulating of object size. There is a function memory_object_data_unavailable, which can increase space, provided for memory object. TODO: Consider using it. + +### Write own pager 6.11.11 Reading/writing for files that fit in vm_page_size works 7.11.11 Works for any size. -3. Make links work + TODO: During execution tmpfs hangs in random places. The most possible is variant is deadlocks, + because nothing was undertaken for thread safety. + + TODO: Make tmpfs use not more space than it was allowed. + +### Make links work Symlinks behavior: [[links|http://www.bddebian.com:8888/~hurd-web/user/Maksym_Planeta/#links81111]] @@ -44,20 +53,11 @@ since this parameter is unused [[Patch by Ben Asselstine.|http://thread.gmane.org/gmane.os.hurd.bugs/11829/focus=12098]] -4. Control of used space by tmpfs. - - TODO: Make tmpfs use not more space than it was allowed. - -5. Thread safety. - - TODO: During execution tmpfs hangs in random places. The most possible is variant is deadlocks, - because nothing was undertaken for thread safety. - -6. After sometime of inactivity tmpfs exits. +### After sometime of inactivity tmpfs exits. TODO: Find out why and correct this. -7. Passive translator doesn't work +### Passive translator doesn't work #Chalanges |