9b77630c8b
mcexec: readlink and use full path for reexec
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This fixes comm on linux side, showing mcexec instead of 'exe'
Change-Id: I9345d7a23dccb36b3a1e17fd3e7491eaeca54e5b
2018-10-04 01:03:10 +00:00
7e342751a2
do_syscall: Delegate system calls to the mcexec with the same pid
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This includes the following fix:
send_syscall, do_syscall: remove argument pid
Fujitsu: POSTK_TEMP_FIX_26
Refs: #1165
Change-Id: I702362c07a28f507a5e43dd751949aefa24bc8c0
2018-09-13 16:59:47 +09:00
b51886421e
uti: Don't compile syscall_intercept related stuff when not specified with configure option
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Change-Id: I9be8cb9b3fcae78d33a33b057c43caee23a81fc1
2018-09-05 16:29:20 +09:00
00a34a8ba3
uti: util_thread: Hoist uti_desc check
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Change-Id: I8c4b75140df2fe149dfe20e0a8f0bf323b5f1763
2018-09-04 19:53:03 +09:00
8900c2cec5
uti: mcexec_uti_attr: Fix CPU binding decision
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Change-Id: I4047858895503ae912e5575bb232dbbb2f915722
2018-09-04 19:53:03 +09:00
781a69617b
uti: Replace data types represented as arrays with C structures
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Defining C structures for the following objects:
(1) Remote and local context
(2) Stack of system call arguments / return values
Change-Id: Iafbb6c795bd765e3c78c54a255d8a1e4d4536288
2018-09-04 19:53:03 +09:00
04d4145b3e
uti: Replace dead uti thread with new mcexec thread in proc->tids
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Change-Id: Ic6e906dd1bfac1b07f1317732cbe0a5191831cd8
2018-09-04 19:53:03 +09:00
98ee584ab6
uti: Change field name of release_user_space_desc
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Change-Id: I18ada86ec3835198c1a947d8ceb36075d6ff2e94
2018-09-04 19:53:02 +09:00
6b031c5472
uti: Fix condition for pthread_join of mcexec threads
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Change-Id: Iaeee91c197b84436f84ce4380768aa79e7f9419e
2018-09-04 19:53:02 +09:00
e42c414454
uti: Hook system calls by binary-patching glibc
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(1) Add --enable-uti option. The binary-patch library is
preloaded with this option.
(2) Binary-patching is done by syscall_intercept developed by Intel
This commit includes the following fixes:
(1) Fix do_exit() and terminate() handling
(2) Fix timing of killing mcexec threads when McKernel thread calls terminate()
Change-Id: Iad885e1e5540ed79f0808debd372463e3b8fecea
2018-09-04 19:53:02 +09:00
e613483bee
uti: Add system call profile
2018-09-04 19:53:02 +09:00
4969762f15
uti: Add usage of uti specific options to mcexec
2018-09-04 19:53:02 +09:00
8c11daf726
uti: Fix signal relay from mcexec to McKernel
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Change-Id: I2ffd8049a0fb1637cfc6bab7fe24c6a85e5e53fc
2018-09-04 19:53:01 +09:00
5cb8a1f10f
uti: Workaround not to share CPU with OpenMP threads
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* Assign uti thread to the last idle CPU so that it's not shared with
an OpenMP thread
Change-Id: Ia42cae056ce81fde9b6dab6286b39a52f3c9e172
2018-09-04 19:53:01 +09:00
b6ab5911b7
uti: Identify uti thread by clone count
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--uti-thread-count <count> is added to mcexec.
Change-Id: Id9ec464412a5bb71e4d9e87d05f79de22d35b067
2018-09-04 19:53:01 +09:00
b0d7f890d0
uti: Reverse-offload msync()
2018-09-04 19:53:01 +09:00
f04e5c24ab
uti: Don't call mcexec_terminate_thread() when McKernel asks mcexec to interrupt system call
2018-09-04 19:52:14 +09:00
88f9693390
uti: Return -ENOSYS without offloading for set_robust_list()
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Change-Id: I43466e3850fd2ad68e5754d1d460438fa47f3ed4
2018-09-04 19:52:13 +09:00
af7f61db49
uti: mcexec: Fix error check of pthread_detach
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Change-Id: Idda8e060641bbd7b01c50163140a2c5f7466d193
2018-09-04 19:52:13 +09:00
ee299b5780
uti: Check size of syscall arguments for syscall_intercept
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Change-Id: I747b90e1f521b08266cfc021ef4b23e2e3c7ba4c
2018-09-04 19:52:13 +09:00
c71291a429
mcctrl: Add mcexec_terminate_thread_unsafe()
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Change-Id: I6ca54cdac2ab9449d40b22f7329f1a215e5aa33b
2018-09-04 19:52:13 +09:00
a6198f267b
uti: Offload set_robust_list to McKernel
2018-09-04 19:52:12 +09:00
5e78bd85ab
uti: Fix tracer exit code for the case when create_tracer() isn't called
2018-09-04 19:52:12 +09:00
63703589e5
uti: Clear user space PTEs after first fork in create_tracer()
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Change-Id: I60755f0cb5e84c3a5a5cd91515411a30f0995822
2018-09-04 19:52:12 +09:00
e4370d235c
uti: Make tracer not call mcexec_terminate_thread() when tracee is killed by signal
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Change-Id: I5878c7d623ce182a7cb9578c9d5c430c1bee8e1e
2018-09-04 19:52:12 +09:00
56da7e2de9
uti: Allocate memory area directly to uti_desc->wp
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Change-Id: Ia5a1dbf56b937d9d05cd7fa1c5eec4a5b4b7b196
2018-09-04 19:52:11 +09:00
35300e7b4f
uti: Create tracer when forking
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Change-Id: Ic66cf6289ac6f32a884ba1266e641ce61620a239
2018-09-04 19:52:11 +09:00
4b3e58fd3d
uti: Call terminate only when exit_group is called
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Tracer tells McKernel side to call do_exit() in WIFSIGNALED case.
Change-Id: If85c6cbb4856036b406b11335f1384e57f26292d
2018-09-04 19:52:11 +09:00
b7cdbd6c42
uti: Enforce mcexec is destroyed and then McKernel process is destroyed
2018-09-04 19:52:11 +09:00
77f5cac2bf
uti: Make tracer exit when not used
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Change-Id: I3d3b2f92fa2b160ffce633c46d1b60e9079e7f1b
2018-09-04 19:52:11 +09:00
d24b7585b7
uti: Make tracee pthread-detached
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Change-Id: I672ee18739b956980901b63e55ee3ebc192b4e56
2018-09-04 19:52:11 +09:00
52afbbbc98
uti: Call into McKernel futex()
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(1) Masquerade clv
(2) Fix timeout
(3) Let mcexec thread with the same tid as McKernel thread migrating
to Linux handles the migration request
(4) Call create_tracer() before creating proxy related objects
Change-Id: I6b2689b70db49827f10aa7d5a4c581aa81319b55
2018-09-04 19:52:10 +09:00
9d6e0319f7
atobytes(): restore postfix before return
2018-09-04 19:51:10 +09:00
a697f5e98d
partitioned execution: pass process rank to LWK
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Cherry-pick of d2d134d5e6a4b16a34d55d31b14614a2a91ecf47
Conflicts:
kernel/include/process.h
2018-09-04 19:51:10 +09:00
221ce34da2
eclair: fix MAP_KERNEL_START and apply Fujitsu's proposals
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(1) Cherry-pick of 644afd8b45fc253ad7b90849e99aae354bac5b17
(2) Pass length to functions with arguments of variable length
* POSTK_DEBUG_ARCH_DEP_38
(3) Separate architecture dependent functions/structures
* POSTK_DEBUG_ARCH_DEP_34
(4) Fix include path
* POSTK_DEBUG_ARCH_DEP_76
(5) Include config.h
* POSTK_DEBUG_ARCH_DEP_33
2018-09-04 19:51:09 +09:00
d5108dba80
arm64 eclair build: add missing explicit libs
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Change-Id: I5b6f8825430c2d495da50d868a3f54fc0b354d84
2018-08-22 05:56:20 +00:00
d898f18293
mcexec: Do not close fd returned to mckernel side
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Fixes: 9a79920ef9tomoki.shirasawa.kk@hitachi-solutions.com >
2018-07-30 23:27:17 +00:00
6999d0a3f9
bind_mount_recursive: Use lstat instead of d_type of readdir
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Change-Id: I0eb8d6c7e1fa5df6dbc5962a639901546a159d04
2018-07-26 18:38:48 +09:00
6df4bd8f8c
Fix a few more warnings
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Some are important, e.g. the seemingly harmless braces around if with dprintf,
since that dprintf is defined as empty, will screw things up and grab the next
line
Change-Id: Ie5e1cf813178ad708ff42ae5e477fbc96034471c
2018-07-26 04:52:17 +00:00
a1b50051ed
mcexec: always compile debug statements
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This helps catching errors like accessing a field that no longer exists
in a debug print that wasn't compiled...
Change-Id: If6c862ea2b866f819195aae93c7fd68e610fe48e
2018-07-26 03:38:00 +00:00
9a79920ef9
Static analysis fixes
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Change-Id: I7bc42545a1c497f704d7bfa6ea1b7e3893acc697
2018-07-26 03:36:50 +00:00
b920da5103
execve: Use interp in shebang as is
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Fujitsu: POSTK_DEBUG_TEMP_FIX_9
Refs: #995
Change-Id: I09751d13c4fecd68087d47815029c0b65e51f18a
2018-07-26 01:46:22 +00:00
86ae1380e4
configure.ac: Move man directory to share/man
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Change-Id: Idaa5c0f61fbbe3bda4697bc59487f562e09ff2d6
2018-06-11 13:13:13 +09:00
328609269b
Clean up "Detect hang of McKernel in mcexec"
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* Clean up error checks
2018-06-01 14:51:07 +09:00
056fdb2633
Fix "Detect hang of McKernel in mcexec"
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1. Call exit() when detecting hang
2. Clean up error checks
2018-06-01 14:21:19 +09:00
09d0a59e22
Detect hang of McKernel in mcexec
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mcexec spawns a thread which detects hang of McKernel by using
ihk_os_get_eventfd().
Change-Id: I6cf0ee0c1f0c2c31a8422224b2105f64a9b9ab93
2018-06-01 10:44:34 +09:00
aaa246f86f
mcexec: change debug printf macros to be more tolerant to trivial format
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Enabling DEBUG fails to compile. It'd be easy to fix the dprintf to dprint
but this is just as generic and we can now use dprintf everywhere
2018-05-11 09:23:46 +09:00
12e44050c9
mcexec: drop READ_IMPLIES_EXEC from personality to avoid device file mapping failure
2018-04-02 20:12:54 +09:00
c9157f273f
do_fork: If mcexec succeeds for fork and McKernel fails fork, the child process of mcexec will remain.
2018-02-14 16:37:38 +09:00
748429fc92
do_generic_syscall: Even if the system call is normal, if errno is not zero, it returns an error. (TEMP_FIX_75)
2018-02-03 21:37:12 +09:00
