procfs: drop vmtruncate

Removed vmtruncate

Signed-off-by: Marco Stornelli <marco.stornelli@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/fs/proc/base.c b/fs/proc/base.c
index 5a5a0be..9b43ff7 100644 (file)
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -542,13 +542,6 @@ int proc_setattr(struct dentry *dentry, struct iattr *attr)
        if (error)
                return error;
 
-       if ((attr->ia_valid & ATTR_SIZE) &&
-           attr->ia_size != i_size_read(inode)) {
-               error = vmtruncate(inode, attr->ia_size);
-               if (error)
-                       return error;
-       }
-
        setattr_copy(inode, attr);
        mark_inode_dirty(inode);
        return 0;

diff --git a/fs/proc/generic.c b/fs/proc/generic.c
index 7b3ae3c..2e4ed13 100644 (file)
--- a/fs/proc/generic.c
+++ b/fs/proc/generic.c
@@ -261,16 +261,9 @@ static int proc_notify_change(struct dentry *dentry, struct iattr *iattr)
        if (error)
                return error;
 
-       if ((iattr->ia_valid & ATTR_SIZE) &&
-           iattr->ia_size != i_size_read(inode)) {
-               error = vmtruncate(inode, iattr->ia_size);
-               if (error)
-                       return error;
-       }
-
        setattr_copy(inode, iattr);
        mark_inode_dirty(inode);
-       
+
        de->uid = inode->i_uid;
        de->gid = inode->i_gid;
        de->mode = inode->i_mode;

diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index 701580d..1827d88 100644 (file)
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -736,13 +736,6 @@ static int proc_sys_setattr(struct dentry *dentry, struct iattr *attr)
        if (error)
                return error;
 
-       if ((attr->ia_valid & ATTR_SIZE) &&
-           attr->ia_size != i_size_read(inode)) {
-               error = vmtruncate(inode, attr->ia_size);
-               if (error)
-                       return error;
-       }
-
        setattr_copy(inode, attr);
        mark_inode_dirty(inode);
        return 0;