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Author SHA1 Message Date
Masamichi Takagi
434597e629 Make lock/unlock in lock.c accord with arch-lock.h 
Make both of the lock/unlock function pairs use the same interfaces.
 2014-09-23 12:00:18 +09:00
Naoki Hamada
43e54dcf85 procfs: fix for http://postpeta.pccluster.org/redmine/issues/119#note-30 2014-09-22 10:46:33 +09:00
bgerofi@riken.jp
55aeceb1bf execve()/creat(): handle NULL env correctly and support for holding executable file so that write access returns ETXTBSY 2014-09-18 21:25:04 +09:00
NAKAMURA Gou
b7088e654a Revert "BEGINNING of 'myb'" 
This reverts commit 50fc6b03ea.
 2014-09-17 19:59:38 +09:00
NAKAMURA Gou
e5917e6bf1 Revert "fix warnings" 
This reverts commit fbd33470e7.
 2014-09-17 19:59:37 +09:00
NAKAMURA Gou
f267b65fba Revert "marker" 
This reverts commit b361012563.
 2014-09-17 19:59:36 +09:00
NAKAMURA Gou
500131cbb6 Revert "add some files to .gitignore" 
This reverts commit e861dfa1ab.
 2014-09-17 19:59:35 +09:00
NAKAMURA Gou
aaa466ed05 Revert "ihk_mc_pt_print_pte で PTE を表示するようにした" 
This reverts commit 9a1d535f5c.
 2014-09-17 19:59:34 +09:00
NAKAMURA Gou
b13b8e91b2 Revert "exit_group 時に空きページ数を表示する" 
This reverts commit 219291f40f.
 2014-09-17 19:59:33 +09:00
NAKAMURA Gou
7e12f0db72 Revert "テスト支援コード" 
This reverts commit 054cb2ada2.
 2014-09-17 19:59:32 +09:00
NAKAMURA Gou
776dfff734 Revert "terminate するときに空きページ数を表示するようにした" 
This reverts commit d4ffe7db8d.
 2014-09-17 19:59:29 +09:00
NAKAMURA Gou
d692b57a67 Revert "idle 開始時に free_list の状況を表示する" 
This reverts commit ec47968a48.
 2014-09-17 19:59:27 +09:00
NAKAMURA Gou
f50132bd93 Revert "SC_DEBUG 時のエラーを消した" 
This reverts commit 7dfa88ae6b.
 2014-09-17 19:59:25 +09:00
NAKAMURA Gou
7a5764bda4 Revert "mcexec のデバッグ出力を改善" 
This reverts commit fb38917bf6.
 2014-09-17 19:59:10 +09:00
NAKAMURA Gou
c9f8bb0201 mmap: support device mapping (in progress) refs #218 2014-09-17 19:52:00 +09:00
NAKAMURA Gou
438c7fd784 add devobj a new memobj 2014-09-17 19:48:02 +09:00
NAKAMURA Gou
fdb86115a8 add pager requests for device mapping 
- PAGER_REQ_MAP
  map specified file, and create a private device pager.
- PAGER_REQ_UNMAP
  destroy specified private device pager, and unmap related mapping.
- PAGER_REQ_PFN
  report a physical address.
 2014-09-17 19:48:00 +09:00
NAKAMURA Gou
f641090a7e support uncachable on-demand mapping 2014-09-17 19:47:58 +09:00
NAKAMURA Gou
fb38917bf6 mcexec のデバッグ出力を改善 2014-09-17 19:46:55 +09:00
NAKAMURA Gou
7dfa88ae6b SC_DEBUG 時のエラーを消した 2014-09-17 19:46:54 +09:00
NAKAMURA Gou
ec47968a48 idle 開始時に free_list の状況を表示する 2014-09-17 19:46:52 +09:00
NAKAMURA Gou
d4ffe7db8d terminate するときに空きページ数を表示するようにした 2014-09-17 19:46:50 +09:00
NAKAMURA Gou
054cb2ada2 テスト支援コード 
- vm_range_list のテスト支援コード
- vm_range 一致確認用関数追加
  できれば、指定範囲内の変更を無視させたいのだが、
  指定範囲内の変更のために split されたエントリを無害と判断できない
- page table のテスト支援コード
 2014-09-17 19:46:48 +09:00
NAKAMURA Gou
219291f40f exit_group 時に空きページ数を表示する 2014-09-17 19:46:46 +09:00
NAKAMURA Gou
9a1d535f5c ihk_mc_pt_print_pte で PTE を表示するようにした 2014-09-17 19:46:45 +09:00
NAKAMURA Gou
e861dfa1ab add some files to .gitignore 2014-09-17 19:46:43 +09:00
NAKAMURA Gou
b361012563 marker 2014-09-17 19:46:41 +09:00
NAKAMURA Gou
fbd33470e7 fix warnings 2014-09-17 19:46:39 +09:00
NAKAMURA Gou
50fc6b03ea BEGINNING of 'myb' 2014-09-17 19:46:37 +09:00
Naoki Hamada
d7436652bf procfs: add support for <pid>/mem files and ad hoc fix for memory incoherency. 2014-09-17 15:49:47 +09:00
Balazs Gerofi bgerofi@riken.jp
e2dc359ba7 execve(): iterate and close fds with FD_CLOEXEC, resolves LTP fcntl07_64 2014-09-17 15:32:53 +09:00
Tomoki Shirasawa
878ba35804 /proc/mcos?/<pid>/task/<tid>/stat support 2014-09-15 19:21:27 +09:00
Balazs Gerofi bgerofi@riken.jp
f7780cfe93 kmalloc()/kfree(): allow CPU cores to kfree() a piece of memory that was kmalloc()ed by another core through embedding CPU id into malloc_header 2014-09-14 23:22:43 +09:00
bgerofi@riken.jp
225509786f do_fork(): fix variable name when DEBUG_PRINT_SC enabled 2014-09-11 16:58:59 +09:00
Naoki Hamada
2a0e9c689f Fixed mckernel procfs so that the host kernel does not complain about leaking. 2014-09-11 15:25:52 +09:00
Masamichi Takagi
7e6fbc4854 Support negative first argument in waitpid 
Make waitpid wait any process with the pgid of -<1st-arg> when setting
minus value to the first argument.
 2014-09-11 15:20:32 +09:00
Masamichi Takagi
35dc8a3368 Issue IPI if needed when sending SIGSTOP 2014-09-10 21:21:17 +09:00
Masamichi Takagi
c78be27442 Support SIGSTOP and SIGCONT 2014-09-10 18:19:39 +09:00
Masamichi Takagi
7ca4ca4d37 Revert "Support SIGSTOP and SIGCONT" 
This reverts commit 2325d47952.
 2014-09-10 18:19:17 +09:00
Masamichi Takagi
2325d47952 Support SIGSTOP and SIGCONT 2014-09-10 17:01:21 +09:00
Masamichi Takagi
b50e205a61 Support pid of zero when calling waitpid 
Make waitpid wait any process with the same pgid of the caller when
setting zero to the pid argument.
 2014-09-10 17:01:05 +09:00
Balazs Gerofi bgerofi@riken.jp
ac40b96c24 execve(): support for ETXTBSY via a new ioctl() call to test in kernel space with open_exec() 2014-09-10 14:09:11 +09:00
Tomoki Shirasawa
cee647aee4 sigsuspend restore sigmask 2014-09-09 13:54:36 +09:00
Tomoki Shirasawa
d6aef3aa2c copy sigmask from parent process to child 2014-09-09 13:53:25 +09:00
Masamichi Takagi
19fa391d4f Implement vfork system call 
It's implemented by making it issue clone system call internally with
the arguments of (SIGCHLD, 0, 0, 0, 0). The feature in which the caller
of vfork blocks until the child issues exit/execve is not implemented.
Refer to #233.
 2014-09-08 17:06:05 +09:00
bgerofi@riken.jp
0de6a30426 wait4(): do not return ECHILD when child exists but not in PS_ZOMBIE state yet 2014-09-05 18:28:40 +09:00
Naoki Hamada
efc817de92 Merge branch 'master' of postpeta.pccluster.org:mckernel 2014-09-05 17:20:50 +09:00
Naoki Hamada
95781d59e3 Fix for eof. 2014-09-05 17:15:54 +09:00
Naoki Hamada
a06e5eb47e Bug fixes. 2014-09-05 16:20:15 +09:00
Balazs Gerofi bgerofi@riken.jp
15c9ae4c8d execve(): lookup_exec_path() support for symlinks based on COKERNEL_EXEC_ROOT 2014-09-04 18:11:41 +09:00