diff options
author | Oleg Nesterov <oleg@redhat.com> | 2014-10-10 00:25:51 +0200 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-10 04:25:50 +0200 |
commit | 2c03376d2db005869b1d4449097d51c96196529e (patch) | |
tree | cb372cc5bc0b4cb9813a5e70df3f6d5c2fa040b6 | |
parent | fs/proc/task_nommu.c: don't use priv->task->mm (diff) | |
download | linux-2c03376d2db005869b1d4449097d51c96196529e.tar.xz linux-2c03376d2db005869b1d4449097d51c96196529e.zip |
proc/maps: replace proc_maps_private->pid with "struct inode *inode"
m_start() can use get_proc_task() instead, and "struct inode *"
provides more potentially useful info, see the next changes.
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Cyrill Gorcunov <gorcunov@openvz.org>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Greg Ungerer <gerg@uclinux.org>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r-- | fs/proc/internal.h | 2 | ||||
-rw-r--r-- | fs/proc/task_mmu.c | 4 | ||||
-rw-r--r-- | fs/proc/task_nommu.c | 4 |
3 files changed, 5 insertions, 5 deletions
diff --git a/fs/proc/internal.h b/fs/proc/internal.h index d27182854a28..aa7a0ee182e1 100644 --- a/fs/proc/internal.h +++ b/fs/proc/internal.h @@ -268,7 +268,7 @@ extern int proc_remount(struct super_block *, int *, char *); * task_[no]mmu.c */ struct proc_maps_private { - struct pid *pid; + struct inode *inode; struct task_struct *task; struct mm_struct *mm; #ifdef CONFIG_MMU diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index 34d93a1cdeec..4793e4a843b0 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -164,7 +164,7 @@ static void *m_start(struct seq_file *m, loff_t *ppos) if (last_addr == -1UL) return NULL; - priv->task = get_pid_task(priv->pid, PIDTYPE_PID); + priv->task = get_proc_task(priv->inode); if (!priv->task) return ERR_PTR(-ESRCH); @@ -231,7 +231,7 @@ static int proc_maps_open(struct inode *inode, struct file *file, if (!priv) return -ENOMEM; - priv->pid = proc_pid(inode); + priv->inode = inode; priv->mm = proc_mem_open(inode, PTRACE_MODE_READ); if (IS_ERR(priv->mm)) { int err = PTR_ERR(priv->mm); diff --git a/fs/proc/task_nommu.c b/fs/proc/task_nommu.c index 429cb7a5419e..f36e213835cc 100644 --- a/fs/proc/task_nommu.c +++ b/fs/proc/task_nommu.c @@ -212,7 +212,7 @@ static void *m_start(struct seq_file *m, loff_t *pos) loff_t n = *pos; /* pin the task and mm whilst we play with them */ - priv->task = get_pid_task(priv->pid, PIDTYPE_PID); + priv->task = get_proc_task(priv->inode); if (!priv->task) return ERR_PTR(-ESRCH); @@ -276,7 +276,7 @@ static int maps_open(struct inode *inode, struct file *file, if (!priv) return -ENOMEM; - priv->pid = proc_pid(inode); + priv->inode = inode; priv->mm = proc_mem_open(inode, PTRACE_MODE_READ); if (IS_ERR(priv->mm)) { int err = PTR_ERR(priv->mm); |