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Subject[PATCH 7/7] proc: Merge proc_tid_attr and proc_tgid_attr
Date
The implementation is exactly the same and there is currently nothing to
distinguish proc_tid_attr, and proc_tgid_attr. So it is pointless
to have two separate implementations.

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
---
fs/proc/base.c | 54 +++++++++++-------------------------------------------
1 files changed, 11 insertions(+), 43 deletions(-)

diff --git a/fs/proc/base.c b/fs/proc/base.c
index f657210..9943527 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -1548,16 +1548,7 @@ static struct file_operations proc_pid_a
.write = proc_pid_attr_write,
};

-static struct pid_entry tgid_attr_stuff[] = {
- REG("current", S_IRUGO|S_IWUGO, pid_attr),
- REG("prev", S_IRUGO, pid_attr),
- REG("exec", S_IRUGO|S_IWUGO, pid_attr),
- REG("fscreate", S_IRUGO|S_IWUGO, pid_attr),
- REG("keycreate", S_IRUGO|S_IWUGO, pid_attr),
- REG("sockcreate", S_IRUGO|S_IWUGO, pid_attr),
- {}
-};
-static struct pid_entry tid_attr_stuff[] = {
+static struct pid_entry attr_dir_stuff[] = {
REG("current", S_IRUGO|S_IWUGO, pid_attr),
REG("prev", S_IRUGO, pid_attr),
REG("exec", S_IRUGO|S_IWUGO, pid_attr),
@@ -1567,53 +1558,30 @@ static struct pid_entry tid_attr_stuff[]
{}
};

-static int proc_tgid_attr_readdir(struct file * filp,
+static int proc_attr_dir_readdir(struct file * filp,
void * dirent, filldir_t filldir)
{
return proc_pident_readdir(filp,dirent,filldir,
- tgid_attr_stuff,ARRAY_SIZE(tgid_attr_stuff));
+ attr_dir_stuff,ARRAY_SIZE(attr_dir_stuff));
}

-static int proc_tid_attr_readdir(struct file * filp,
- void * dirent, filldir_t filldir)
-{
- return proc_pident_readdir(filp,dirent,filldir,
- tid_attr_stuff,ARRAY_SIZE(tid_attr_stuff));
-}
-
-static struct file_operations proc_tgid_attr_operations = {
- .read = generic_read_dir,
- .readdir = proc_tgid_attr_readdir,
-};
-
-static struct file_operations proc_tid_attr_operations = {
+static struct file_operations proc_attr_dir_operations = {
.read = generic_read_dir,
- .readdir = proc_tid_attr_readdir,
+ .readdir = proc_attr_dir_readdir,
};

-static struct dentry *proc_tgid_attr_lookup(struct inode *dir,
+static struct dentry *proc_attr_dir_lookup(struct inode *dir,
struct dentry *dentry, struct nameidata *nd)
{
- return proc_pident_lookup(dir, dentry, tgid_attr_stuff);
+ return proc_pident_lookup(dir, dentry, attr_dir_stuff);
}

-static struct dentry *proc_tid_attr_lookup(struct inode *dir,
- struct dentry *dentry, struct nameidata *nd)
-{
- return proc_pident_lookup(dir, dentry, tid_attr_stuff);
-}
-
-static struct inode_operations proc_tgid_attr_inode_operations = {
- .lookup = proc_tgid_attr_lookup,
+static struct inode_operations proc_attr_dir_inode_operations = {
+ .lookup = proc_attr_dir_lookup,
.getattr = pid_getattr,
.setattr = proc_setattr,
};

-static struct inode_operations proc_tid_attr_inode_operations = {
- .lookup = proc_tid_attr_lookup,
- .getattr = pid_getattr,
- .setattr = proc_setattr,
-};
#endif

/*
@@ -1671,7 +1639,7 @@ #ifdef CONFIG_MMU
REG("smaps", S_IRUGO, smaps),
#endif
#ifdef CONFIG_SECURITY
- DIR("attr", S_IRUGO|S_IXUGO, tgid_attr),
+ DIR("attr", S_IRUGO|S_IXUGO, attr_dir),
#endif
#ifdef CONFIG_KALLSYMS
INF("wchan", S_IRUGO, pid_wchan),
@@ -1988,7 +1956,7 @@ #ifdef CONFIG_MMU
REG("smaps", S_IRUGO, smaps),
#endif
#ifdef CONFIG_SECURITY
- DIR("attr", S_IRUGO|S_IXUGO, tid_attr),
+ DIR("attr", S_IRUGO|S_IXUGO, attr_dir),
#endif
#ifdef CONFIG_KALLSYMS
INF("wchan", S_IRUGO, pid_wchan),
--
1.4.2.rc3.g7e18e-dirty
-
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