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Author SHA1 Message Date
Masamichi Takagi
a6198f267b uti: Offload set_robust_list to McKernel 2018-09-04 19:52:12 +09:00
Masamichi Takagi
5e78bd85ab uti: Fix tracer exit code for the case when create_tracer() isn't called 2018-09-04 19:52:12 +09:00
Masamichi Takagi
85c0c8a01f uti: Add debug messages for syscall 
Change-Id: I2f96e71d5384f883f7dc568122c57d92bc1cd818
 2018-09-04 19:52:12 +09:00
Masamichi Takagi
e29f579061 uti: Prevent user space vma from getting copied when forking 2018-09-04 19:52:12 +09:00
Masamichi Takagi
63703589e5 uti: Clear user space PTEs after first fork in create_tracer() 
Change-Id: I60755f0cb5e84c3a5a5cd91515411a30f0995822
 2018-09-04 19:52:12 +09:00
Masamichi Takagi
5c8c1986b5 uti: Add comment on ppd life cycle 
Change-Id: Id16cf036b2d919444e8634b536fd701d996bcef2
 2018-09-04 19:52:12 +09:00
Masamichi Takagi
e4370d235c uti: Make tracer not call mcexec_terminate_thread() when tracee is killed by signal 
Change-Id: I5878c7d623ce182a7cb9578c9d5c430c1bee8e1e
 2018-09-04 19:52:12 +09:00
Masamichi Takagi
31ac007cb5 uti: Increase CPU_HZ to 1000 
Change-Id: I8619263845fd8ebabe6fc7de619a5b51ac04470a
 2018-09-04 19:52:11 +09:00
Masamichi Takagi
56da7e2de9 uti: Allocate memory area directly to uti_desc->wp 
Change-Id: Ia5a1dbf56b937d9d05cd7fa1c5eec4a5b4b7b196
 2018-09-04 19:52:11 +09:00
Masamichi Takagi
35300e7b4f uti: Create tracer when forking 
Change-Id: Ic66cf6289ac6f32a884ba1266e641ce61620a239
 2018-09-04 19:52:11 +09:00
Masamichi Takagi
439dc0928b uti: Streamline syscall_backward() 2018-09-04 19:52:11 +09:00
Masamichi Takagi
4b3e58fd3d uti: Call terminate only when exit_group is called 
Tracer tells McKernel side to call do_exit() in WIFSIGNALED case.

Change-Id: If85c6cbb4856036b406b11335f1384e57f26292d
 2018-09-04 19:52:11 +09:00
Masamichi Takagi
b7cdbd6c42 uti: Enforce mcexec is destroyed and then McKernel process is destroyed 2018-09-04 19:52:11 +09:00
Masamichi Takagi
77f5cac2bf uti: Make tracer exit when not used 
Change-Id: I3d3b2f92fa2b160ffce633c46d1b60e9079e7f1b
 2018-09-04 19:52:11 +09:00
Masamichi Takagi
9102b176c4 uti: Make per_proc_data of tracee survive over the signal-kill of the tracee 
Change-Id: I8ff1dddb526ef2fd948cfe1b8f3aa8403c2006d6
 2018-09-04 19:52:11 +09:00
Masamichi Takagi
bb4317beaf uti: futex: Propagate -ERESTARTSYS returned by wait_event_interruptible() 
Change-Id: Id36c4df0e0a8e1f64b12c635c0502f63552ba50b
 2018-09-04 19:52:11 +09:00
Masamichi Takagi
d24b7585b7 uti: Make tracee pthread-detached 
Change-Id: I672ee18739b956980901b63e55ee3ebc192b4e56
 2018-09-04 19:52:11 +09:00
Masamichi Takagi
4438f994dc uti: Add/Modify test programs 
Change-Id: I27a39d6b11af5243f93d07c31c2ef80f6727dd53
 2018-09-04 19:52:11 +09:00
Masamichi Takagi
52afbbbc98 uti: Call into McKernel futex() 
(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
Masamichi Takagi
460917c4a0 remote_page_fault,syscall_backward: Zero-clear waitq entry 
Change-Id: I151a35004183e911aaba766a8749830e1768bfe6
 2018-09-04 19:52:10 +09:00
Masamichi Takagi
7803468afe remote_page_fault,syscall_backward: Retry when interrupted by signal 
Change-Id: Ic7d72ad9ca32bb3c8e3522e00fef1d98caf3c049
 2018-09-04 19:52:10 +09:00
Masamichi Takagi
8f2c7d2265 Fix thread-safety issue in rus_vm_fault 
Change-Id: I8640a8e0de8a0dfaee700b25e5f9e2941ac98fc8
 2018-09-04 19:52:10 +09:00
Masamichi Takagi
c6c3a84a46 syscall: Add missing definition of thread to access thread->sigpending 2018-09-04 19:52:10 +09:00
Masamichi Takagi
5a7ca14fcc rus_vm_fault: Return VM_FAULT_SIGBUS when per-process data is not found 2018-09-04 19:52:10 +09:00
Masamichi Takagi
d7b882855a Correct comments in declaration of struct ikc_scd_packet 2018-09-04 19:52:10 +09:00
Masamichi Takagi
2337832e4c pager_req_release(): Correct debug messages 2018-09-04 19:52:10 +09:00
Masamichi Takagi
be635ceb19 terminate: Fix coutning of non-leader threads 
Change-Id: I8399ad553bb8e09bef508ac976e8cd56cdae8013
 2018-09-04 19:51:11 +09:00
Masamichi Takagi
0b0b7b03d7 Prevent one CPU from getting chosen by concurrent forks 
One CPU could be chosen by concurrent forks because CPU selection and
runq addition are not done atomicly. So this fix makes the two steps
atomic.

Change-Id: Ib6b75ad655789385d13207e0a47fa4717dec854a
 2018-09-04 19:51:11 +09:00
Masamichi Takagi
82914c6a2e remote_page_fault: Retry when interrupted 
Change-Id: Ib71a87ad03420e1918dc97da43351cb93e7d0754
 2018-09-04 19:51:11 +09:00
Masamichi Takagi
f127dfdf1e mcexec_create_per_process_data: Zero ppd on allocation 
Change-Id: I06306f30ce30ad6ddc6e8b8cab46ee39be0e4940
 2018-09-04 19:51:11 +09:00
Masamichi Takagi
567dcd3846 Fix deadlock involving mmap_sem and memory_range_lock 
Change-Id: I187246271163e708af6542c057d0a8dfde5b211e
Fujitsu: TEMP_FIX_1
Refs: #986
 2018-09-04 19:51:10 +09:00
Masamichi Takagi
b080e0f301 spinlock: Add trylock 
Change-Id: If349d7c0065609615f5df229f70c59f92bf97adf
 2018-09-04 19:51:10 +09:00
Balazs Gerofi
ff383d96ba spinlock: rewrite spinlock to use Linux ticket head/tail format 
This is a cherry-pick of 2964302d094f035242d6257d8af5450f72f9b5a7.

Change-Id: Ie8b7e825b28415dd41cc232fbeceb4653251f9e3
 2018-09-04 19:51:10 +09:00
Dominique Martinet
0bcd3d5de3 unimap: update ihk to unimap 
Change-Id: I5b23270f9253d26031ad90bb38721a6234bd98e1
 2018-09-04 19:51:10 +09:00
Balazs Gerofi
9d6e0319f7 atobytes(): restore postfix before return 2018-09-04 19:51:10 +09:00
Dominique Martinet
0e50eb44a9 process/vm/access_ok: fix edge checks. 
Add check for start/end being larger than the range we're checking.
Fix corner case where the access_check() was done on last vm range, and
we would be looking beyond last element (null deref)
 2018-09-04 19:51:10 +09:00
Dominique Martinet
2db69d0f24 process/vm: implement access_ok() 2018-09-04 19:51:10 +09:00
Balazs Gerofi
a697f5e98d partitioned execution: pass process rank to LWK 
Cherry-pick of d2d134d5e6a4b16a34d55d31b14614a2a91ecf47

Conflicts:
	kernel/include/process.h
 2018-09-04 19:51:10 +09:00
Balazs Gerofi
4439b04d9f ihk_mc_get_linux_kernel_pgt(): add declaration 
Cherry-pick of caff967a442907dd75f8cd878b9f2ea7608c77b2
 2018-09-04 19:51:10 +09:00
Katsuya Horigome
38c3b2358a Exclude areas not assigned to Mckernel from direct map of all phys. memory 
It's enabled by adding -s to mcreboot.sh.

Cherry-pick of the following commit:

commit b5c13ce51a5a4926c2cf11c817cd0d369ac4402d
Author: Katsuya Horigome <katsuya.horigome.rj@ps.hitachi-solutions.com>
Date:   Mon Nov 20 09:40:41 2017 +0900

    Include measures to prevent memory destruction on Linux side (This is rebase commit for merging to development+hfi)
 2018-09-04 19:51:10 +09:00
Masamichi Takagi
221ce34da2 eclair: fix MAP_KERNEL_START and apply Fujitsu's proposals 
(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
Balazs Gerofi
4246d41007 kmalloc_header: use signed integer for target CPU id 
Cherry-pick of bdb2d4d8fa94f9c0268cdfdb21af1a2a5c2bcae5
 2018-09-04 19:51:09 +09:00
Balazs Gerofi
65df9c8084 ihk_mc_get_processor_id(): return -1 for non-McKernel CPUs 
Cherry-pick of c45641e97add9fde467844d9272f2626cf4317de
 2018-09-04 19:51:09 +09:00
Balazs Gerofi
7836aa0136 Map LWK TEXT to the end of Linux modules section (0xFFFFFFFFFE800000) 2018-09-04 19:51:09 +09:00
Balazs Gerofi
1cf7fad15a virt_to_phys(): fix debug messages 
Cherry-pick of 46eb3b73dac75b28ead62476f017ad0f29ec4b0a
 2018-09-04 19:51:09 +09:00
Balazs Gerofi
0076e1f5e0 mem: make McKernel kernel heap virtual addresses Linux compatible 
Cherry-pick of e5334c646d2dc6fb11d419918d8139a0de583fde
 2018-09-04 19:51:09 +09:00
Balazs Gerofi
cae6b9f154 move McKernel out of Linux kernel virtual 2018-09-04 19:51:09 +09:00
Tomoki Shirasawa
5fcbfa2eb5 page_fault_process_memory_range: Remove ihk_mc_map_virtual for CoW of device map 
Device map with MAP_PRIVATE is copied when forking using copy_user_pte.
So the map isn't copied by those statements.

Futjitsu: POSTK_TEMP_FIX_14
Refs: #1039
Change-Id: I1a697ed2e003055d66a8eebd3e8d5e9e49d094ad
 2018-08-30 02:21:42 +00:00
Ken Sato
9a20cfaefb mem: Check if phys-mem is within the range of McKernel memory 
Fujitsu: POSTK_DEBUG_TEMP_FIX_52
Refs: #1164
Change-Id: Idb9a6eac1d2e1df4c663c3171925c774421177fd
 2018-08-30 02:18:37 +00:00
Ken Sato
f57b0c5d4f wait: Delay wake-up parent within switch context 
Fujitsu: POSTK_DEBUG_TEMP_FIX_41
Refs: #1006
Change-Id: Ia98e896505ad0f6549766604ade84550eee8bd2d
 2018-08-30 02:13:51 +00:00