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restore: Restore cmdline arguments, envirion and auxv restore

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Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
Acked-by: Pavel Emelyanov <xemul@parallels.com>
This commit is contained in:
Cyrill Gorcunov
2012-01-23 15:05:34 +04:00
parent 57e7cb6941
commit 0008148686
2 changed files with 11 additions and 0 deletions
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5
include/types.h
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@@ -32,6 +32,11 @@
# define PR_SET_MM_START_STACK 5 # define PR_SET_MM_START_STACK 5
# define PR_SET_MM_START_BRK 6 # define PR_SET_MM_START_BRK 6
# define PR_SET_MM_BRK 7 # define PR_SET_MM_BRK 7
# define PR_SET_MM_ARG_START 8
# define PR_SET_MM_ARG_END 9
# define PR_SET_MM_ENV_START 10
# define PR_SET_MM_ENV_END 11
# define PR_SET_MM_AUXV 12
#define PR_SETUP_VDSO_AT 36 #define PR_SETUP_VDSO_AT 36

6
restorer.c
View File

@@ -360,6 +360,12 @@ long restore_task(struct task_restore_core_args *args)
sys_prctl_safe(PR_SET_MM, PR_SET_MM_START_STACK,(long)core_entry->tc.mm_start_stack); sys_prctl_safe(PR_SET_MM, PR_SET_MM_START_STACK,(long)core_entry->tc.mm_start_stack);
sys_prctl_safe(PR_SET_MM, PR_SET_MM_START_BRK, (long)core_entry->tc.mm_start_brk); sys_prctl_safe(PR_SET_MM, PR_SET_MM_START_BRK, (long)core_entry->tc.mm_start_brk);
sys_prctl_safe(PR_SET_MM, PR_SET_MM_BRK, (long)core_entry->tc.mm_brk); sys_prctl_safe(PR_SET_MM, PR_SET_MM_BRK, (long)core_entry->tc.mm_brk);
sys_prctl_safe(PR_SET_MM, PR_SET_MM_ARG_START, (long)core_entry->tc.mm_arg_start);
sys_prctl_safe(PR_SET_MM, PR_SET_MM_ARG_END, (long)core_entry->tc.mm_arg_end);
sys_prctl_safe(PR_SET_MM, PR_SET_MM_ENV_START, (long)core_entry->tc.mm_env_start);
sys_prctl_safe(PR_SET_MM, PR_SET_MM_ENV_END, (long)core_entry->tc.mm_env_end);
sys_prctl_safe(PR_SET_MM, PR_SET_MM_AUXV, (long)core_entry->tc.mm_saved_auxv);
/* /*
* We need to prepare a valid sigframe here, so * We need to prepare a valid sigframe here, so