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Docker support: use task_XX_vnr() functions for accessing correct namespace

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This commit is contained in:
Balazs Gerofi
2016-04-21 09:59:49 -07:00
parent d4a0b32f06
commit 921280f85c
2 changed files with 18 additions and 18 deletions
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20
executer/kernel/mcctrl/control.c
View File

@ -505,7 +505,7 @@ retry_alloc:
irqflags = ihk_ikc_spinlock_lock(&c->wq_list_lock);
/* First see if there is one wait queue already */
list_for_each_entry(wqhln_iter, &c->wq_list, list) {
if (wqhln_iter->pid == current->tgid) {
if (wqhln_iter->pid == task_tgid_vnr(current)) {
kfree(wqhln);
wqhln = wqhln_iter;
list_del(&wqhln->list);
@ -532,8 +532,8 @@ retry_alloc:
c->param.request_va->args[0] == swd.pid) {
dprintk("pid: %d, tid: %d: SC %d, swd.cpu: %d, WARNING: wait4() for self?\n",
current->tgid,
current->pid,
task_tgid_vnr(current),
task_pid_vnr(current);
c->param.request_va->number,
swd.cpu);
@ -892,7 +892,7 @@ int mcexec_open_exec(ihk_os_t os, char * __user filename)
spin_lock_irq(&mckernel_exec_file_lock);
/* Find previous file (if exists) and drop it */
list_for_each_entry(mcef_iter, &mckernel_exec_files, list) {
if (mcef_iter->os == os && mcef_iter->pid == current->tgid) {
if (mcef_iter->os == os && mcef_iter->pid == task_tgid_vnr(current)) {
allow_write_access(mcef_iter->fp);
fput(mcef_iter->fp);
list_del(&mcef_iter->list);
@ -903,16 +903,16 @@ int mcexec_open_exec(ihk_os_t os, char * __user filename)
/* Add new exec file to the list */
mcef->os = os;
mcef->pid = current->tgid;
mcef->pid = task_tgid_vnr(current);
mcef->fp = file;
list_add_tail(&mcef->list, &mckernel_exec_files);
/* Create /proc/self/exe entry */
add_pid_entry(os_ind, current->tgid);
proc_exe_link(os_ind, current->tgid, fullpath);
add_pid_entry(os_ind, task_tgid_vnr(current));
proc_exe_link(os_ind, task_tgid_vnr(current), fullpath);
spin_unlock(&mckernel_exec_file_lock);
dprintk("%d open_exec and holding file: %s\n", (int)current->tgid, filename);
dprintk("%d open_exec and holding file: %s\n", (int)task_tgid_vnr(current), filename);
kfree(pathbuf);
@ -939,13 +939,13 @@ int mcexec_close_exec(ihk_os_t os)
spin_lock_irq(&mckernel_exec_file_lock);
list_for_each_entry(mcef, &mckernel_exec_files, list) {
if (mcef->os == os && mcef->pid == current->tgid) {
if (mcef->os == os && mcef->pid == task_tgid_vnr(current)) {
allow_write_access(mcef->fp);
fput(mcef->fp);
list_del(&mcef->list);
kfree(mcef);
found = 1;
dprintk("%d close_exec dropped executable \n", (int)current->tgid);
dprintk("%d close_exec dropped executable \n", (int)task_tgid_vnr(current));
break;
}
}

16
executer/kernel/mcctrl/syscall.c
View File

@ -276,14 +276,14 @@ retry_alloc:
}
/* Prepare per-process wait queue head */
wqhln->pid = current->tgid;
wqhln->pid = task_tgid_vnr(current);
wqhln->req = 0;
init_waitqueue_head(&wqhln->wq_syscall);
irqflags = ihk_ikc_spinlock_lock(&channel->wq_list_lock);
/* First see if there is a wait queue already */
list_for_each_entry(wqhln_iter, &channel->wq_list, list) {
if (wqhln_iter->pid == current->tgid) {
if (wqhln_iter->pid == task_tgid_vnr(current)) {
kfree(wqhln);
wqhln = wqhln_iter;
list_del(&wqhln->list);
@ -482,7 +482,7 @@ static int rus_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
flags = ihk_ikc_spinlock_lock(&usrdata->per_proc_list_lock);
list_for_each_entry(ppd_iter, &usrdata->per_proc_list, list) {
if (ppd_iter->pid == current->tgid) {
if (ppd_iter->pid == task_tgid_vnr(current)) {
ppd = ppd_iter;
break;
}
@ -490,7 +490,7 @@ static int rus_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
ihk_ikc_spinlock_unlock(&usrdata->per_proc_list_lock, flags);
if (!ppd) {
printk("ERROR: no per process data for pid %d\n", current->tgid);
printk("ERROR: no per process data for pid %d\n", task_tgid_vnr(current));
return VM_FAULT_SIGBUS;
}
@ -1653,7 +1653,7 @@ int __do_in_kernel_syscall(ihk_os_t os, struct mcctrl_channel *c, struct syscall
goto out;
}
ppd->pid = current->tgid;
ppd->pid = task_tgid_vnr(current);
ppd->rpgtable = sc->args[2];
flags = ihk_ikc_spinlock_lock(&usrdata->per_proc_list_lock);
@ -1679,7 +1679,7 @@ int __do_in_kernel_syscall(ihk_os_t os, struct mcctrl_channel *c, struct syscall
flags = ihk_ikc_spinlock_lock(&usrdata->per_proc_list_lock);
list_for_each_entry(ppd_iter, &usrdata->per_proc_list, list) {
if (ppd_iter->pid == current->tgid) {
if (ppd_iter->pid == task_tgid_vnr(current)) {
ppd = ppd_iter;
break;
}
@ -1689,13 +1689,13 @@ int __do_in_kernel_syscall(ihk_os_t os, struct mcctrl_channel *c, struct syscall
list_del(&ppd->list);
dprintk("pid: %d, tid: %d: rpgtable for %d (0x%lx) removed\n",
current->tgid, current->pid, ppd->pid, ppd->rpgtable);
task_tgid_vnr(current), current->pid, ppd->pid, ppd->rpgtable);
kfree(ppd);
}
else {
printk("WARNING: no per process data for pid %d ?\n",
current->tgid);
task_tgid_vnr(current));
}
ihk_ikc_spinlock_unlock(&usrdata->per_proc_list_lock, flags);