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Date:	Sat, 03 Nov 2012 10:24:31 +0100
From:	Marco Stornelli <marco.stornelli@...il.com>
To:	Linux FS Devel <linux-fsdevel@...r.kernel.org>
CC:	linux-kernel@...r.kernel.org
Subject: [PATCH 04/21] procfs: drop vmtruncate

Removed vmtruncate

Signed-off-by: Marco Stornelli <marco.stornelli@...il.com>
---
 fs/proc/base.c        |    7 -------
 fs/proc/generic.c     |    9 +--------
 fs/proc/proc_sysctl.c |    7 -------
 3 files changed, 1 insertions(+), 22 deletions(-)

diff --git a/fs/proc/base.c b/fs/proc/base.c
index 144a967..6f009a3 100644
--- 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 0d80cef..0c00b63 100644
--- 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 a781bdf..4b354c0 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -735,13 +735,6 @@ 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;
-- 
1.7.3.4
--
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