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 and Balazs Gerofi 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
Masamichi Takagi
e45632c9f8
Check "options" argument in wait4
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Make wait4 return -EINVAL when not supported options are requested.
2014-09-04 17:32:26 +09:00
Masamichi Takagi
a16c3170ef
Correct wait4 when the child is not found
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Make wait4 return -ECHILD when pid is specified and it's not found.
2014-09-04 17:11:05 +09:00
Naoki Hamada
c939a372b0
Added mcexec hack.
2014-09-04 16:44:30 +09:00
Naoki Hamada
12ef361436
Removed unneeded variable.
2014-09-04 15:04:22 +09:00
Naoki Hamada
0f95a84293
Migrated.
2014-09-04 14:58:04 +09:00
Tomoki Shirasawa
fea02b0ece
Merge branch 'master' of postpeta.pccluster.org:mckernel
2014-09-03 18:33:32 +09:00
Tomoki Shirasawa
7da4b8b8dc
fix sched_[sg]etaffinity(tid==0, ...) (LTP sched_getaffinity01)
2014-09-03 18:22:27 +09:00
Balazs Gerofi bgerofi@riken.jp
cd366de097
execve():
...
- COKERNEL_PATH and COKERNEL_EXEC_ROOT support for co-kernels with different architecture than the host (i.e., Xeon Phi).
- fix various error codes: ENAMETOOLONG, ENOENT, ENOTDIR, EACCES, ENOEXEC, EFAULT.
- support for shell code execution.
2014-09-03 18:15:43 +09:00
Naoki Hamada
319590910a
Almost implemented.
2014-09-03 15:20:39 +09:00
Tomoki Shirasawa
308987c1ee
infrequent fail LTP pipe02
2014-09-03 15:17:44 +09:00
NAKAMURA Gou
d0b6aa1047
Merge branch 'bug201.get_user_pages'
2014-09-03 11:24:22 +09:00
Tomoki Shirasawa
7b825c0a65
fix coredump (ltp abort01)
2014-09-03 10:56:41 +09:00
NAKAMURA Gou
4177f1c9cd
TODO: get_page()ed pages have to be put_page()ed
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The pages which get_page() has been called with should be recorded.
Because these pages have to be passed to put_page()
before they are freed.
2014-09-02 15:43:10 +09:00
NAKAMURA Gou
f2e0e42ba4
mcexec: report proper error when __NR_munmap fails
2014-09-02 15:43:08 +09:00
NAKAMURA Gou
431adf7e7c
mcctrl: report success when __NR_munmap succeeds
2014-09-02 15:43:07 +09:00
Tomoki Shirasawa
34854d3c93
ltp times03
2014-09-01 14:27:31 +09:00
Naoki Hamada
650088774d
Fix for typo.
2014-08-28 15:02:59 +09:00
Naoki Hamada
6245a8eb63
Aesthetical changes.
2014-08-28 15:02:10 +09:00
Naoki Hamada
34c4dd8d77
Separated procfs functions for mcctrl.
2014-08-28 15:00:39 +09:00
Naoki Hamada
3293bfaa1e
Fix for generalization.
2014-08-28 14:41:32 +09:00
Naoki Hamada
ca1bf7b7fa
Remove debug error.
2014-08-28 09:16:50 +09:00
Naoki Hamada
cb4b00ba97
Added debug messages.
2014-08-28 09:16:50 +09:00
Naoki Hamada
c783ec8e11
Implemented procfs.
2014-08-28 09:16:50 +09:00
Naoki Hamada
5775d3e6da
Preliminary implementation for procfs.
2014-08-28 09:16:50 +09:00
Tomoki Shirasawa
f535670100
fix pipe02
2014-08-27 16:50:01 +09:00
Tomoki Shirasawa
bc8b441358
process table traversing must be under interrupt inhibition
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add finding process table function (findthread_and_lock/process_unlock)
2014-08-25 13:24:06 +09:00
Tomoki Shirasawa
d2537e0963
sigsuspend don't wait SIGSTOP, not SIGTERM
2014-08-21 17:25:02 +09:00
Tomoki Shirasawa
f4818e9c09
don't force terminate, when SIGTERM recieved
2014-08-21 17:22:11 +09:00
Tomoki Shirasawa
dd8b2a8f15
sigaction returns -EINVAL, when sig == SIGKILL or SIGSTOP
2014-08-21 14:04:38 +09:00
Tomoki Shirasawa
78d10cce80
support process group
2014-08-18 17:08:28 +09:00
Tomoki Shirasawa
663c121308
interrupt syscall sufficient threads
2014-08-18 16:49:49 +09:00
Tomoki Shirasawa
23ab6032ba
don't close /dev/mcos
2014-08-18 16:25:24 +09:00
NAKAMURA Gou
8c1c8a40d1
use madvise() when zap_vma_ptes() fails
2014-08-07 17:53:26 +09:00
NAKAMURA Gou
b4910ec33f
use vm_insert_page() if 'struct page' exists
2014-08-07 17:53:26 +09:00
Naoki Hamada