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Author SHA1 Message Date
Cyrill Gorcunov
d2f505f52c restore: Add some more comments 
Add comments on real_pid member and pipe users counters.

Reported-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-13 17:31:52 +04:00
Cyrill Gorcunov
8b122598fe Zap xemul directory 
No need for samples anymore

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-13 17:07:46 +04:00
Cyrill Gorcunov
a896bfd628 dump: Add some more comments on page dumping routines 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-13 16:36:50 +04:00
Cyrill Gorcunov
ba5aef005a kernel: Add patch description for /proc/$pid/stat addition 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-13 16:23:12 +04:00
Cyrill Gorcunov
9b6708e3a3 dump: Don't poke cr fdset with open/close needlessly 
Reported-by: Pavel Emelyanov xemul@parallels.com
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-13 16:18:32 +04:00
Cyrill Gorcunov
cecd0ef138 utils: Inability to open map_files/ is fatal error 
Reported-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-13 16:07:34 +04:00
Pavel Emelyanov
c416a033f9 Rename execute_image to prepare_and_execute_image 
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-13 15:46:04 +04:00
Cyrill Gorcunov
640e5c46be dump: Call fsync only if needed 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-13 13:41:13 +04:00
Pavel Emelyanov
d48706328e Add comments on fd set 
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-13 13:33:32 +04:00
Cyrill Gorcunov
69a7b9e7ce kernel: Add stack being found test 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-13 12:03:49 +04:00
Cyrill Gorcunov
9977390e41 elf: Don't put core structure on stack 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-13 11:35:20 +04:00
Cyrill Gorcunov
147d2fd723 kernel: Move /proc/$pid/stat changes into a separate patch 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-13 00:37:19 +04:00
Cyrill Gorcunov
3530297a5b show: Fixup typos in printing mm data 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-13 00:31:02 +04:00
Pavel Emelyanov
1f14766919 Generalize file opening 
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-12 18:34:15 +04:00
Pavel Emelyanov
5a397e8a59 Rework fdinfo readinf to use FILE * 
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-12 18:30:04 +04:00
Cyrill Gorcunov
4389c021fc dump, kernel: Add some mm structure members into the dump 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-12 18:05:07 +04:00
Cyrill Gorcunov
ce65f2f718 dump, kernel: Add start/end_code data 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-12 16:02:36 +04:00
Cyrill Gorcunov
b2c4ebf207 kernel: Make sure brk area is found 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-12 13:33:20 +04:00
Cyrill Gorcunov
94789dcfc9 util: Show heap area 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-12 13:33:02 +04:00
Cyrill Gorcunov
f7e6e63b44 kernel, dump: Obtain brk value 
Also re-make image to be 2 pages in size
which should be enough for basic params we
need to restore tasks.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-12 09:40:02 +04:00
Cyrill Gorcunov
116b00ee17 kernel: Restore explicit set of fs/gs 
We can't wait until task get switched but need
to setup gs/fs by own. Also fixup cp_reg arguments
order otherwise zeros are written into registers instead
of proper values.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-11 19:11:27 +04:00
Cyrill Gorcunov
7d712407aa kernel: Explicit registers assignment 
Since types might be changed one day

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-11 14:41:22 +04:00
Cyrill Gorcunov
c3553db68b kernel: Use ptrace helper to restore GPRs 
This shrinks code a bit

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-11 13:37:08 +04:00
Cyrill Gorcunov
a997fcf635 kernel: Use set_fs helper to operate with ptrace 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-11 12:34:48 +04:00
Cyrill Gorcunov
572e8a1519 kernel, elf: Move arch dependant things into arch/ 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-11 10:57:13 +04:00
Cyrill Gorcunov
ec9496c147 image: Use CKPT_ARCH_SIZE 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-11 10:10:07 +04:00
Cyrill Gorcunov
4b7a318322 dump: Prepare for new core_entry layout 
core_entry layout is arch dependant.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-11 01:32:39 +04:00
Cyrill Gorcunov
68cc400790 kernel: Use __u32 for inkernel stuff 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-10 21:06:19 +04:00
Cyrill Gorcunov
8c4894a8a5 kernel: Restore FPU context if needed 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-10 17:06:51 +04:00
Cyrill Gorcunov
3135c94bb9 test: Add some basic fpu operation 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-10 17:05:31 +04:00
Cyrill Gorcunov
99466eb328 dump: Add dumping a tasks's flags 
We need it to figure out if FPU was used
so that we need to restore context later.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-10 17:05:12 +04:00
Cyrill Gorcunov
6307ce67dc kernel: Update changelog for elf-checkpoint file 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-06 20:13:06 +04:00
Cyrill Gorcunov
e47408c93c kernel: Update binfmt patch 
- Add check for chkp file header version and arch
 - Send SIGKILL on error properly

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-06 20:02:16 +04:00
Cyrill Gorcunov
ce5298188c restore: Update Elf checkpoint handling 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-06 19:02:15 +04:00
Cyrill Gorcunov
4278324dd4 Drop compiled file from repo 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-06 15:04:56 +04:00
Cyrill Gorcunov
2efb66d69a dump: Sanitize dumping message 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-06 14:07:48 +04:00
Cyrill Gorcunov
a97985ce95 kernel: Update elf handling to not unlink thread from parent 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-04 16:52:42 +04:00
Cyrill Gorcunov
e9075241e1 elf: Allow up to 1G of memory being stored on disk 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-04 14:43:59 +04:00
Cyrill Gorcunov
2f3c929aff dump: Add should_ignore_fd helper 
We should ignore tty devices for a while.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-04 14:07:07 +04:00
Cyrill Gorcunov
609e431376 Add cr_options structure 
We will need more options since the
tool should support both cgroups freezer
and a regular task stop/dump/restore/continue
transition.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-04 01:50:19 +04:00
Cyrill Gorcunov
374ec7604e parasite: Fix sign lost at error checking 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-04 01:48:17 +04:00
Cyrill Gorcunov
1063590662 dump: Fix up error jump on fchmod failure 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-03 12:04:09 +04:00
Cyrill Gorcunov
f170895975 dump: Allow parasite-dumper to write pages with non-privileged process 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-03 11:52:13 +04:00
Cyrill Gorcunov
8bbed96981 todo: Process name restoration is complete 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-01 20:01:34 +04:00
Cyrill Gorcunov
8f0af4f8a6 Restore task's command line as well 
Note binary format for core file is changed.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-10-01 13:24:34 +04:00
Cyrill Gorcunov
a00ef142f8 Use pr_err for error printing 
To follow kernel style

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-09-30 14:37:12 +04:00
Cyrill Gorcunov
f83520aa59 Update TODO 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-09-30 14:36:21 +04:00
Cyrill Gorcunov
6bd95e402d Add TODO 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-09-30 14:26:24 +04:00
Cyrill Gorcunov
c426ba3721 Update to README 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-09-30 14:25:37 +04:00
Cyrill Gorcunov
c704ab9064 test: Add anonymous shared memory test 
Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
 2011-09-30 13:08:26 +04:00