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765de119dce0c5df4267ea720a9bb93fa5bee2d3
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86 Commits

Author SHA1 Message Date
Susumu Komae
765de119dc support PTRACE_O_TRACEFORK, PTRACE_O_TRACEVFORK, PTRACE_O_TRACEVFORKDONE. 
to start with a SIGSTOP, do not set proc->ftn->status to PS_RUNNING in __runq_add_proc().
  change vfork() set CLONE_VFORK.

refs #266
refs #267
refs #372

support PTRACE_GETEVENTMSG.
  to store ptrace event, add 'unsigned long ptrace_eventmsg;' member in struct fork_tree_node.

refs #273
 2015-01-14 10:43:18 +09:00
Tomoki Shirasawa
912b8a886c do_kill distinguish PTRACE_CONT from kill. 2014-12-26 15:23:11 +09:00
Tomoki Shirasawa
815d907ca4 setpgid return -EACCES when the child process had already performed an execve (LTP setpgid03) 2014-12-09 14:01:20 +09:00
Tomoki Shirasawa
8f30e16976 when mcexec is killed by SIGKILL, terminate mckernel process (BUG#259) 2014-11-27 16:13:52 +09:00
Balazs Gerofi
89acf5c5d6 support for AT_RANDOM auxiliary entry on the process stack (needed for _dl_random in glibc) 2014-11-11 08:48:27 +09:00
Tomoki Shirasawa
3fe7e39607 some variables definition are gathered to fork_tree_node from process. 
- remove both-defined: pid, pgid, status
- move to fork_tree_node: tid
- make dummy fork_tree_node for idle_process.
 2014-10-29 16:54:09 +09:00
Naoki Hamada
ec179f072d ptrace: Add all known request value and report upon their request. 2014-10-15 15:42:45 +09:00
Naoki Hamada
f0f31e19fb procfs: PTRACE_O_TRACESYSGOOD (fake) 2014-10-15 14:56:11 +09:00
Tomoki Shirasawa
4b46330624 support ptrace(PTRACE_PEEKUSER, ...) 2014-10-15 14:54:33 +09:00
Naoki Hamada
2997274470 Make __WCLONE option for wait4(2) and flags for clone(2) work properly. 2014-10-15 14:45:58 +09:00
Naoki Hamada
da17625be9 gdb: definitions for ptrace() and syscall part of TRACEME 2014-10-15 14:30:17 +09:00
Masamichi Takagi
dbecaa2fc8 Add ptrace functions of job-control and signal 
Note that a forked process automatically becomes ptraced state in this
commit.
 2014-10-15 14:28:55 +09:00
Masamichi Takagi
a7b0880a8d Make findthread_and_lock take ihk_spinlock_t ** 2014-09-23 12:03:48 +09:00
NAKAMURA Gou
f641090a7e support uncachable on-demand mapping 2014-09-17 19:47:58 +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
Tomoki Shirasawa
bc8b441358 process table traversing must be under interrupt inhibition 
add finding process table function (findthread_and_lock/process_unlock)
 2014-08-25 13:24:06 +09:00
Tomoki Shirasawa
78d10cce80 support process group 2014-08-18 17:08:28 +09:00
Naoki Hamada
3fa6818962 Merge from master. 2014-07-31 18:30:39 +09:00
Naoki Hamada
b58682dd73 Merge branch 'master' of postpeta.pccluster.org:mckernel into gdb 2014-07-31 10:31:45 +09:00
Balazs Gerofi bgerofi@riken.jp
c83e80ad91 execve(): clear host user-space PTEs before context switching 2014-07-28 18:57:56 +09:00
Naoki Hamada
530535c162 Merge remote branch 'origin/master' into gdb 2014-07-23 10:29:07 +09:00
Naoki Hamada
5888dcd4c7 Aestethical change. 2014-07-23 10:26:36 +09:00
Balazs Gerofi bgerofi@riken.jp
101a0f6e4a remote TLB invalidation code for multi-threaded applications (e.g., during munmap()) 2014-07-22 12:24:07 +09:00
Naoki Hamada
9dd7d6283c Merge remote branch 'origin/master' into gdb 
Conflicts:
	kernel/include/process.h
 2014-07-18 16:03:35 +09:00
YOSHIDA Masanori
3751fa1766 add some functions related to migration into kernel/process.h 
... and also add include guard to arch/x86/kernel/include/signal.h
 2014-07-13 17:05:09 +09:00
YOSHIDA Masanori
1889d10e3a add cpu_set and getter/setter of that (incomplete sched_***affinity) 2014-07-13 17:04:32 +09:00
Naoki Hamada
1d45444d54 Added code for generating core image. 
modified:   arch/x86/kernel/gencore.c
	modified:   arch/x86/kernel/include/elfcore.h
	modified:   kernel/include/process.h
	modified:   kernel/process.c
 2014-07-10 15:55:35 +09:00
NAKAMURA Gou
11bb334bd4 support mremap(2) 
fixes #22
 2014-07-02 15:30:52 +09:00
NAKAMURA Gou
90aaf9dc9c support remap_file_pages(2) 
fixes #21
 2014-06-30 17:33:51 +09:00
Tomoki Shirasawa
770eae0186 support sigaltstack 2014-06-25 13:45:33 +09:00
Balazs Gerofi bgerofi@riken.jp
514d75b685 execve(): supporting syscall and mcexec modifications 2014-05-22 17:39:13 +09:00
Tomoki Shirasawa
3e830521c1 move rt_sigaction to device dependent 
fix call kill(getpid(), ) after sigaction aborted
 2014-05-16 09:50:06 +09:00
NAKAMURA Gou
99dec9b805 add parameters to arch_vrflag_to_ptattr() 
for other architectures and future use
refs #18
 2014-05-07 21:24:45 +09:00
NAKAMURA Gou
769cf79bf8 move vrflag_to_ptattr() to arch/x86/kernel/memory.c 
refs #18
 2014-05-07 21:24:45 +09:00
Balazs Gerofi bgerofi@riken.jp
0e348e6295 SIGCHLD and wait4(), i.e. wait()/waitpid() implementation 2014-04-23 13:33:18 +09:00
Balazs Gerofi bgerofi@riken.jp
7103fed1dc rename free_process() ro release_process() 2014-04-23 13:31:15 +09:00
Balazs Gerofi bgerofi@riken.jp
cf442e6a14 fork(): preliminary version (no wait()/waitpid() support yet) 2014-04-02 14:07:38 +09:00
NAKAMURA Gou
93c5385f65 implement mmap(MAP_LOCKED) 2014-01-27 18:59:36 +09:00
NAKAMURA Gou
f0a52d4519 implement mmap(MAP_POPULATE) 
populate_process_memory() function is not efficient,
because whether every small page is present is checked.
 2014-01-27 18:50:38 +09:00
Tomoki Shirasawa
8411f353fe signal part 3 (EFAULT) 2014-01-13 10:52:29 +09:00
Tomoki Shirasawa
0465cc16b9 signal (part 2) sigpending 2014-01-07 19:52:06 +09:00
Tomoki Shirasawa
a8c249ddaf signal (part 1) 2014-01-07 11:57:57 +09:00
Yuji Saeki
506caa7e7f page.h, process.h, rlimit.h, syscall.h, time.h, timer.h copyright 2013-11-14 17:34:30 +09:00
NAKAMURA Gou
bdc02bb687 refuse the write to a read-only memory 
It was able to change a read-only memory using a system call that
forwarded to host.

To fix this, when read-only mmap(), it places read-only vm_area in the
mcexec's space.
 2013-11-06 16:06:58 +09:00
NAKAMURA Gou
27172ad413 support private mapped file 2013-10-15 12:30:41 +09:00
NAKAMURA Gou
4fb6620f3a sys_getrlimit: modified to return mcexec's RLIMIT_STACK 2013-10-11 22:36:16 +09:00
Tomoki Shirasawa
1d69225532 mcexec forward signal to MIC process. 2013-08-19 12:17:23 +09:00