Commit Graph

215 Commits

Author SHA1 Message Date
6ae99454da delete debug print 2015-10-15 06:51:41 +09:00
04e193de13 refactoring process structures 2015-10-13 23:04:08 +09:00
9f50c5dc3a mcexec_wait_syscall: handle request even if signaled (reworked) 2015-09-29 19:53:40 +09:00
cd905f7ad1 Revert "mcexec_wait_syscall: handle request even if signaled"
This reverts commit d862f345be.
2015-09-29 19:52:36 +09:00
d862f345be mcexec_wait_syscall: handle request even if signaled 2015-09-24 21:35:30 +09:00
4176c59fd3 using d_path for solution to file path. 2015-08-28 13:01:34 +09:00
afeee5432f When envp is NULL, execve is delayed. 2015-08-28 13:00:45 +09:00
e838affde8 fix to compile error on CentOS 7 2015-07-02 17:08:35 +09:00
59ee251e1c fix /proc/pid/mem, /proc/pid/status, /proc/pid/cmdline 2015-07-02 00:22:35 +09:00
fa79db3bcc fix out of tree build 2015-07-01 23:58:50 +09:00
b7c5cba361 fix to compile on CentOS 6 2015-07-01 23:57:40 +09:00
aa959c6b34 temporary fix for CentOS 6.x 2015-06-30 18:19:53 +09:00
aabc3d386d support a function to execute mcexec automatically. 2015-06-30 17:47:01 +09:00
41b85281a4 mcctrl: introduction of RUS page hash to handle page refcounts properly 2015-05-31 15:42:39 +09:00
2af2b1205f temporary fix for setfsuid/setfsgid 2015-05-19 06:27:59 +09:00
7d5a68be1b add PID and GID to /proc/pid/status
add /proc/pid/cmdline

refs #445
refs #447
2015-05-18 17:45:37 +09:00
4946964ed0 update copyright notices 2015-03-27 14:50:09 +09:00
f5d935b703 support signalfd4 step1 2015-03-18 17:35:43 +09:00
8934eb91a4 kill syscall check uid 2015-03-17 15:04:36 +09:00
ed6d94a358 syscall slowdown when repeat fork/exit/wait (LTP fork13) 2015-03-11 16:09:59 +09:00
1f8265efbc check _PAGE_PWT and _PAGE_PCD directly instead of _PAGE_CACHE_WC 2015-03-07 02:12:48 +09:00
f82bb284bb Make pager and devobj debug messages optional 2015-03-05 16:03:21 +09:00
bf12a5c45e Introduction of write-combined memory type mappings.
Introduction of VR_WRITE_COMBINED, PTATTR_WRITE_COMBINED and modification
to the memobj's get_page() interface so that Linux communicates back mapping
flags (such as write-combined).
2015-03-05 16:03:21 +09:00
9946ccd6b1 pipe free fork is implemented (LTP fork09) 2015-03-04 17:40:58 +09:00
c1c1fd578a modify file path of /proc files
LTP getsid02 mount06 msgctl08 msgget03 pause02 pipe07 readhead02
    swapon03 sysconf01 wait402
2015-02-24 11:33:49 +09:00
f35cc66d18 delete unused argument "ctx" from do_syscall
support waitid option "WNOWAIT"
2015-02-23 17:14:14 +09:00
3d426ada01 use remap_pfn_range() in rus_vm_fault() for kernel versions newer than 3.0 2015-02-19 13:52:55 -08:00
0307f6a6cc impementation of sched_{setparam, getparam, setscheduler, getscheduler, get_priority_min, get_priority_max, rr_get_interval} system calls 2015-02-19 11:46:03 -08:00
8b57b2ee57 change signal handling at mcexec 2015-02-15 17:54:11 +09:00
9a36e7b84a restart waitpid if it returns with EINTR. 2015-02-13 16:00:40 +09:00
0e0bc548f6 fix mcexec SIG_IGN 2015-02-12 19:02:58 +09:00
a5bdd41c3d procfs: check parent entry to avoid page fault in procfs_exit() 2015-01-31 22:27:13 -08:00
9c35935671 mcexec: fix memory allocation bug that crashes CentOS7 glibc 2015-01-27 16:55:30 +09:00
ed33ee65b2 CentOS7 spinlock, procfs and vm_munmap support (i.e., Linux kernel 3.10) 2015-01-27 16:55:28 +09:00
08cc31f9bf support setrlimits/getrlimits, however this fix is these syscalls only.
checking resource process must implement it separately.

refs #330
2015-01-27 10:35:58 +09:00
74f0aec478 skip copy_to_user() when r->ret is negative error number in mckernel_procfs_read().
refs #370
2015-01-08 12:38:06 +09:00
cd6e663f48 handle VM_RESERVED (non-existing since Linux 3.7.0) and do_mmap_pgoff() (unexported since Linux 3.5.0) in mcctrl's syscall.c 2014-12-25 11:03:05 +09:00
b388f59ebd ihk_ikc_irq and ihk_ikc_irq_apicid 2014-12-25 11:03:01 +09:00
5566ed1a63 fix a warning
| mckernel/executer/kernel/control.c: In function ‘release_handler’:
| mckernel/executer/kernel/control.c:264: warning: unused variable ‘c’
2014-12-22 16:58:05 +09:00
f0f91d2246 fix a warning
| mckernel/executer/kernel/control.c: In function ‘mcexec_debug_log’:
| mckernel/executer/kernel/control.c:252: warning: unused variable ‘c’
2014-12-22 16:58:04 +09:00
d4ba4dc8b3 introduction of mckernel_procfs_file_operations; fix /proc/self path resolution;
implementation of /proc/self/pagemap (LTP mmap12)
2014-12-15 12:46:05 +09:00
25f108bf78 mckernel_procfs_read(): fix buffer allocation, offset check and return code 2014-12-05 16:27:48 +09:00
c1cf630a94 mcexec: store full path to executable
required so that a forked process can obtain exec reference in the
Linux kernel even if executable was specified with relative path
and fork was called after changing the current working directory
2014-12-03 15:14:26 +09:00
8f30e16976 when mcexec is killed by SIGKILL, terminate mckernel process (BUG#259) 2014-11-27 16:13:52 +09:00
ac8e2a0c40 handle VM_RESERVED (non-existing since Linux 3.7.0) and do_mmap_pgoff() (unexported since Linux 3.5.0) in mcctrl's syscall.c 2014-11-11 08:42:07 +09:00
658ff759ef build scripts: support for separate build and source directories 2014-10-20 18:27:24 +09:00
658b88fd7b Modify spacing 2014-10-15 14:40:47 +09:00
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
2e5874880a procfs: delay ack until get_procfs_entry() ends
This commit avoids the problem that causes get_procfs_entry() to create
entries which have same name.  See get_procfs_entry().
2014-10-10 16:20:38 +09:00
8751b32b30 Suppress kernel message when missing remote PTE
The page-fault handler called on the Linux side looks for a matching PTE
in the page table residing in McKernel. If it fails to find it, it
wrote a confusing kernel message. It's supressed now because it's not an
error.
2014-09-25 20:30:49 +09:00