The patch titled
Subject: vfs: increment iversion when a file is truncated
has been added to the -mm tree. Its filename is
vfs-increment-iversion-when-a-file-is-truncated.patch
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------------------------------------------------------
From: Dmitry Kasatkin <dmitry.kasatkin@xxxxxxxxx>
Subject: vfs: increment iversion when a file is truncated
When a file is truncated with truncate()/ftruncate() and then closed,
iversion is not updated. This patch uses ATTR_SIZE flag as an indication
to increment iversion.
Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@xxxxxxxxx>
Acked-by: Mimi Zohar <zohar@xxxxxxxxxx>
Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/attr.c | 5 +++++
1 file changed, 5 insertions(+)
diff -puN fs/attr.c~vfs-increment-iversion-when-a-file-is-truncated fs/attr.c
--- a/fs/attr.c~vfs-increment-iversion-when-a-file-is-truncated
+++ a/fs/attr.c
@@ -176,6 +176,11 @@ int notify_change(struct dentry * dentry
return -EPERM;
}
+ if ((ia_valid & ATTR_SIZE) && IS_I_VERSION(inode)) {
+ if (attr->ia_size != inode->i_size)
+ inode_inc_iversion(inode);
+ }
+
if ((ia_valid & ATTR_MODE)) {
umode_t amode = attr->ia_mode;
/* Flag setting protected by i_mutex */
_
Subject: Subject: vfs: increment iversion when a file is truncated
Patches currently in -mm which might be from dmitry.kasatkin@xxxxxxxxx are
linux-next.patch
vfs-increment-iversion-when-a-file-is-truncated.patch
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