Bahadir Balban 510852b8b8 Redesigned sys_open call ...

fs0 used to receive open() requests and notify pager about them via a syscall ipc.
This caused deadlocks because normally request flow is mm0 -> fs0 on all other calls.
The solution was to have mm0 ask and validate file descriptors from fs0 on the first
request instance that involved that file descriptor. By this method we delay the
validation of the fd until its first use, and avoid deadlock. It also fits well with
the lazy request handling design philosophy.

2008-09-16 15:50:00 +03:00

..

arch-arm

Initial commit

2008-01-13 13:53:52 +00:00

lib

Mixed changes

2008-09-09 13:36:42 +03:00

.scons14415

Initial commit

2008-01-13 13:53:52 +00:00

arch

Initial commit

2008-01-13 13:53:52 +00:00

file.h

Redesigned sys_open call

2008-09-16 15:50:00 +03:00

init.h

Fixed most compiler errors. Need to do more.

2008-03-12 22:20:32 +00:00

linker.lds

Initial commit

2008-01-13 13:53:52 +00:00

memory.h

exchange_registers(), modified thread_control calls seem to work

2008-09-15 15:59:44 +03:00

mmap.h

exchange_registers(), modified thread_control calls seem to work

2008-09-15 15:59:44 +03:00

proc.h

More changes.

2008-03-05 01:59:31 +00:00

shm.h

Mixed changes

2008-09-09 13:36:42 +03:00

syscalls.h

Cleaned up all compile errors.

2008-08-25 16:59:00 +03:00

task.h

Tidying up task.c

2008-09-10 11:56:54 +03:00

utcb.h

Prefaulting of utcb pages seem to work.

2008-03-22 15:57:20 +00:00

vm_area.h

Added MAP_GROWSDOWN feature to do_mmap. Fixed sys_mmap return.

2008-09-10 12:43:49 +03:00