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add PID and GID to /proc/pid/status

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add /proc/pid/cmdline

refs #445
refs #447
This commit is contained in:
Tomoki Shirasawa
2015-05-18 17:45:37 +09:00
parent f4162dff52
commit 7d5a68be1b
9 changed files with 319 additions and 21 deletions
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31
kernel/host.c
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@@ -29,6 +29,7 @@
#include <page.h>
#include <mman.h>
#include <init.h>
#include <kmalloc.h>
//#define DEBUG_PRINT_HOST
@@ -70,7 +71,8 @@ int prepare_process_ranges_args_envs(struct process *proc,
unsigned long args_envs_p, args_envs_rp;
unsigned long s, e, up;
char **argv;
int i, n, argc, envc, args_envs_npages;
char **a;
int i, n, argc, envc, args_envs_npages, l;
char **env;
int range_npages;
void *up_v;
@@ -270,13 +272,21 @@ int prepare_process_ranges_args_envs(struct process *proc,
dkprintf("argc: %d\n", argc);
argv = (char **)(args_envs + (sizeof(int)));
while (*argv) {
char **_argv = argv;
dkprintf("%s\n", args_envs + (unsigned long)*argv);
*argv = (char *)addr + (unsigned long)*argv; // Process' address space!
argv = ++_argv;
if(proc->saved_cmdline){
kfree(proc->saved_cmdline);
proc->saved_cmdline_len = 0;
}
for(a = argv, l = 0; *a; a++)
l += strlen(args_envs + (unsigned long)*a) + 1;
proc->saved_cmdline = kmalloc(p->args_len, IHK_MC_AP_NOWAIT);
if(!proc->saved_cmdline)
goto err;
proc->saved_cmdline_len = l;
for(a = argv, l = 0; *a; a++){
strcpy(proc->saved_cmdline + l, args_envs + (unsigned long)*a);
l += strlen(args_envs + (unsigned long)*a) + 1;
*a = (char *)addr + (unsigned long)*a; // Process' address space!
}
argv = (char **)(args_envs + (sizeof(int)));
envc = *((int*)(args_envs + p->args_len));
dkprintf("envc: %d\n", envc);
@@ -294,7 +304,7 @@ int prepare_process_ranges_args_envs(struct process *proc,
p->rprocess = (unsigned long)proc;
p->rpgtable = virt_to_phys(proc->vm->page_table);
if (init_process_stack(proc, pn, argc, argv, envc, env) != 0) {
goto err;
}
@@ -352,6 +362,11 @@ static int process_msg_prepare_process(unsigned long rphys)
proc->ftn->ruid = pn->ruid;
proc->ftn->euid = pn->euid;
proc->ftn->suid = pn->suid;
proc->ftn->fsuid = pn->fsuid;
proc->ftn->rgid = pn->rgid;
proc->ftn->egid = pn->egid;
proc->ftn->sgid = pn->sgid;
proc->ftn->fsgid = pn->fsgid;
proc->vm->region.user_start = pn->user_start;
proc->vm->region.user_end = pn->user_end;
proc->vm->region.map_start = (USER_END / 3) & LARGE_PAGE_MASK;