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SubjectRe: [PATCH 1/1] truncate: generate fanotify and inotify events
On Fri, Oct 03, 2014 at 11:33:16PM +0200, Heinrich Schuchardt wrote:
> The fanotify and the inotify API can be used to monitor changes of the file
> system.
>
> System call truncate modifies files. Hence it should trigger the corresponding
> fanotify and inotify events.
>
> Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
> ---
> fs/open.c | 5 +++
> include/linux/fsnotify.h | 87 ++++++++++++++++++++++++++++++++----------------
> security/security.c | 7 +++-
> 3 files changed, 70 insertions(+), 29 deletions(-)
>
> diff --git a/fs/open.c b/fs/open.c
> index d6fd3ac..be45e58 100644
> --- a/fs/open.c
> +++ b/fs/open.c
> @@ -104,12 +104,17 @@ long vfs_truncate(struct path *path, loff_t length)
> if (!error)
> error = security_path_truncate(path);
> if (!error)
> + fsnotify_open_path(path);
> error = do_truncate(path->dentry, length, 0, NULL);

This is obviously broken.

--
Kirill A. Shutemov


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