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dbecaa2fc866019e4739ec0ea959ed6a82e8be18
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144 Commits
Author SHA1 Message Date
Masamichi TakagiandTomoki Shirasawa 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
NAKAMURA Gou ab89de0de6 show the interrupt context in lower case 
This commit is intended to make it easier to find the corresponding line
in the objdump output.
 2014-10-14 14:16:46 +09:00
NAKAMURA Gou 759fd2e078 show all GPRs saved in interrupt context 
This commit adds:
- rbp, r12 .. r15
- rflags
- error code
 2014-10-14 14:16:46 +09:00
Masamichi Takagi 7fcd36fbd3 Lock when setting PTE for kernel virual address 
We didn't have any lock variable to guard the manipulation of a PTE for
kernel virual address space. Note that we have one for user virtual
address space.
 2014-10-08 14:06:17 +09:00
Tomoki Shirasawa 658aa18ade add memory debug (kmalloc/kfree) 
* support "memdebug" mckernel option
* check buffer overrun when memory free and next mcexec run
* check double free
* check memory leak when next mcexec run
 2014-10-07 15:45:16 +09:00
Tomoki Shirasawa ef52ba7607 kill system call returned bad number 2014-09-25 14:09:07 +09:00
Tomoki Shirasawa a0c5d5c5de Merge branch 'master' of postpeta.pccluster.org:mckernel 2014-09-23 23:18:27 +09:00
Tomoki Shirasawa 39f36120c1 support sigqueue 2014-09-23 23:17:53 +09:00
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
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 7e12f0db72 Revert "テスト支援コード" 
This reverts commit 054cb2ada2.
 2014-09-17 19:59:32 +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 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
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
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
Naoki Hamada efc817de92 Merge branch 'master' of postpeta.pccluster.org:mckernel 2014-09-05 17:20:50 +09:00
Naoki Hamada 319590910a Almost implemented. 2014-09-03 15:20:39 +09:00
Tomoki Shirasawa 7b825c0a65 fix coredump (ltp abort01) 2014-09-03 10:56:41 +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 
add finding process table function (findthread_and_lock/process_unlock)
 2014-08-25 13:24:06 +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
Naoki Hamada 2a1c092fcb Merge remote branch 'origin/master' into gdb 2014-08-01 11:19:18 +09:00
Masamichi Takagi 6dd5407b5f Return error when no core is available 
clone returns -EAGAIN when there is no vacant core.
In addition, clone tries to use the next vacant hyper-threading
core instead of trying to use next vacant hyper-threading core
of the next vacant physical core.
 2014-07-31 19:50:41 +09:00
Naoki Hamada b58682dd73 Merge branch 'master' of postpeta.pccluster.org:mckernel into gdb 2014-07-31 10:31:45 +09:00
Tomoki Shirasawa 8f78b3085c Sending SIGKILL/SIGTERM resulting in SIGSEGV delivered (Redmine#194) 2014-07-29 11:04:46 +09:00
Naoki Hamada f5b37ef577 Fixed bad offset problem and clarified alignment. 2014-07-25 10:26:24 +09:00
Naoki Hamada 530535c162 Merge remote branch 'origin/master' into gdb 2014-07-23 10:29:07 +09:00
Naoki Hamada dbdaf0ed32 Fix for demand paging and documentation. 2014-07-23 10:23:02 +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
Naoki Hamada 6c3d901069 Include switch for a plain Xeon. 2014-07-17 17:26:54 +09:00
Naoki Hamada 97a74f4692 Fix for core NOTE alignment & al. 2014-07-17 16:56:28 +09:00
Naoki Hamada 3e8083efc1 Prepare for a core file image. 2014-07-17 15:19:25 +09:00
bgerofi@riken.jpandBalazs Gerofi bgerofi@riken.jp 35b8716966 push/pop r12,r13 and r14 as well when entering/leaving kernel space 2014-07-15 18:03:44 +09:00
YOSHIDA MasanoriandMasamichi Takagi 99931179e1 add get_cpu_id syscall with No.700 for testing 2014-07-13 17:05:27 +09:00
YOSHIDA MasanoriandMasamichi Takagi 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 MasanoriandMasamichi Takagi 170a54d976 add CPU affinity function 
- syscall support
-- sched_setaffinity
-- sched_getaffinity
- migration in scheduler
- resched at return of syscalls/interrupts
 2014-07-13 17:04:47 +09:00
Tomoki Shirasawa 39c8617793 Merge branch 'master' of postpeta.pccluster.org:mckernel 2014-07-13 12:52:16 +09:00
Tomoki Shirasawa 5e6ed852cb Kill child threads when receiving terminating signals(redmine#63) 
Create process table (child is missing when sending a signal to a child process just after forking it)(redmine#61)
 2014-07-13 12:51:28 +09:00
Naoki Hamada cb9d346567 Fixed wrong %x to %lx. 2014-07-11 18:48:15 +09:00
Naoki Hamada b3f3932825 Typo fix and removed DUMMY definition. 2014-07-10 17:13:05 +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
Balazs Gerofi bgerofi@riken.jp 31a605f94b push/pop r15 when entering/leaving kernel space (fix for bug #53: r15 wasn't propagated during fork()) 2014-07-10 13:53:12 +09:00