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path: root/drivers/tty/pty.c
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Diffstat (limited to 'drivers/tty/pty.c')
-rw-r--r--drivers/tty/pty.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/tty/pty.c b/drivers/tty/pty.c
index a62798fcc014..59bfaecc4e14 100644
--- a/drivers/tty/pty.c
+++ b/drivers/tty/pty.c
@@ -681,6 +681,9 @@ static int ptmx_open(struct inode *inode, struct file *filp)
nonseekable_open(inode, filp);
+ /* We refuse fsnotify events on ptmx, since it's a shared resource */
+ filp->f_mode |= FMODE_NONOTIFY;
+
retval = tty_alloc_file(filp);
if (retval)
return retval;