Merge git://git.kernel.org/pub/scm/linux/kernel/git/mingo/linux-2.6-sched

[sfrench/cifs-2.6.git] / ipc / mqueue.c

diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index 145d5a0d299f77d8cb328b9deb292f55c69f5a7d..c0b26dc4617bd108925656d85743b80acd462654 100644 (file)
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -29,6 +29,8 @@
 #include <linux/audit.h>
 #include <linux/signal.h>
 #include <linux/mutex.h>
+#include <linux/nsproxy.h>
+#include <linux/pid.h>
 
 #include <net/sock.h>
 #include "util.h"
@@ -44,12 +46,6 @@
 #define STATE_PENDING  1
 #define STATE_READY    2
 
-/* used by sysctl */
-#define FS_MQUEUE      1
-#define CTL_QUEUESMAX  2
-#define CTL_MSGMAX     3
-#define CTL_MSGSIZEMAX         4
-
 /* default values */
 #define DFLT_QUEUESMAX 256     /* max number of message queues */
 #define DFLT_MSGMAX    10      /* max number of messages in each queue */
@@ -211,7 +207,7 @@ static int mqueue_get_sb(struct file_system_type *fs_type,
        return get_sb_single(fs_type, flags, data, mqueue_fill_super, mnt);
 }
 
-static void init_once(void *foo, struct kmem_cache * cachep, unsigned long flags)
+static void init_once(struct kmem_cache *cachep, void *foo)
 {
        struct mqueue_inode_info *p = (struct mqueue_inode_info *) foo;
 
@@ -336,7 +332,8 @@ static ssize_t mqueue_read_file(struct file *filp, char __user *u_data,
                        (info->notify_owner &&
                         info->notify.sigev_notify == SIGEV_SIGNAL) ?
                                info->notify.sigev_signo : 0,
-                       pid_nr(info->notify_owner));
+                       pid_nr_ns(info->notify_owner,
+                               current->nsproxy->pid_ns));
        spin_unlock(&info->lock);
        buffer[sizeof(buffer)-1] = '\0';
        slen = strlen(buffer)+1;
@@ -513,7 +510,7 @@ static void __do_notify(struct mqueue_inode_info *info)
                        sig_i.si_errno = 0;
                        sig_i.si_code = SI_MESGQ;
                        sig_i.si_value = info->notify.sigev_value;
-                       sig_i.si_pid = current->tgid;
+                       sig_i.si_pid = task_pid_vnr(current);
                        sig_i.si_uid = current->uid;
 
                        kill_pid_info(info->notify.sigev_signo,
@@ -521,8 +518,7 @@ static void __do_notify(struct mqueue_inode_info *info)
                        break;
                case SIGEV_THREAD:
                        set_cookie(info->notify_cookie, NOTIFY_WOKENUP);
-                       netlink_sendskb(info->notify_sock,
-                                       info->notify_cookie, 0);
+                       netlink_sendskb(info->notify_sock, info->notify_cookie);
                        break;
                }
                /* after notification unregisters process */
@@ -568,7 +564,7 @@ static void remove_notification(struct mqueue_inode_info *info)
        if (info->notify_owner != NULL &&
            info->notify.sigev_notify == SIGEV_THREAD) {
                set_cookie(info->notify_cookie, NOTIFY_REMOVED);
-               netlink_sendskb(info->notify_sock, info->notify_cookie, 0);
+               netlink_sendskb(info->notify_sock, info->notify_cookie);
        }
        put_pid(info->notify_owner);
        info->notify_owner = NULL;
@@ -1197,7 +1193,6 @@ static int msg_maxsize_limit_max = INT_MAX;
 
 static ctl_table mq_sysctls[] = {
        {
-               .ctl_name       = CTL_QUEUESMAX,
                .procname       = "queues_max",
                .data           = &queues_max,
                .maxlen         = sizeof(int),
@@ -1205,7 +1200,6 @@ static ctl_table mq_sysctls[] = {
                .proc_handler   = &proc_dointvec,
        },
        {
-               .ctl_name       = CTL_MSGMAX,
                .procname       = "msg_max",
                .data           = &msg_max,
                .maxlen         = sizeof(int),
@@ -1215,7 +1209,6 @@ static ctl_table mq_sysctls[] = {
                .extra2         = &msg_max_limit_max,
        },
        {
-               .ctl_name       = CTL_MSGSIZEMAX,
                .procname       = "msgsize_max",
                .data           = &msgsize_max,
                .maxlen         = sizeof(int),
@@ -1229,7 +1222,6 @@ static ctl_table mq_sysctls[] = {
 
 static ctl_table mq_sysctl_dir[] = {
        {
-               .ctl_name       = FS_MQUEUE,
                .procname       = "mqueue",
                .mode           = 0555,
                .child          = mq_sysctls,