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path: root/drivers/misc/genwqe/card_dev.c
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Diffstat (limited to 'drivers/misc/genwqe/card_dev.c')
-rw-r--r--drivers/misc/genwqe/card_dev.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/misc/genwqe/card_dev.c b/drivers/misc/genwqe/card_dev.c
index f453ab82f0d7..8c1b63a4337b 100644
--- a/drivers/misc/genwqe/card_dev.c
+++ b/drivers/misc/genwqe/card_dev.c
@@ -52,7 +52,7 @@ static void genwqe_add_file(struct genwqe_dev *cd, struct genwqe_file *cfile)
{
unsigned long flags;
- cfile->owner = current;
+ cfile->opener = get_pid(task_tgid(current));
spin_lock_irqsave(&cd->file_lock, flags);
list_add(&cfile->list, &cd->file_list);
spin_unlock_irqrestore(&cd->file_lock, flags);
@@ -65,6 +65,7 @@ static int genwqe_del_file(struct genwqe_dev *cd, struct genwqe_file *cfile)
spin_lock_irqsave(&cd->file_lock, flags);
list_del(&cfile->list);
spin_unlock_irqrestore(&cd->file_lock, flags);
+ put_pid(cfile->opener);
return 0;
}
@@ -275,7 +276,7 @@ static int genwqe_kill_fasync(struct genwqe_dev *cd, int sig)
return files;
}
-static int genwqe_force_sig(struct genwqe_dev *cd, int sig)
+static int genwqe_terminate(struct genwqe_dev *cd)
{
unsigned int files = 0;
unsigned long flags;
@@ -283,7 +284,7 @@ static int genwqe_force_sig(struct genwqe_dev *cd, int sig)
spin_lock_irqsave(&cd->file_lock, flags);
list_for_each_entry(cfile, &cd->file_list, list) {
- force_sig(sig, cfile->owner);
+ kill_pid(cfile->opener, SIGKILL, 1);
files++;
}
spin_unlock_irqrestore(&cd->file_lock, flags);
@@ -1352,7 +1353,7 @@ static int genwqe_inform_and_stop_processes(struct genwqe_dev *cd)
dev_warn(&pci_dev->dev,
"[%s] send SIGKILL and wait ...\n", __func__);
- rc = genwqe_force_sig(cd, SIGKILL); /* force terminate */
+ rc = genwqe_terminate(cd);
if (rc) {
/* Give kill_timout more seconds to end processes */
for (i = 0; (i < GENWQE_KILL_TIMEOUT) &&