On Thu, 7 May 2015 13:39:35 -0400 Steven Rostedt <rost...@goodmis.org> wrote:
> On Thu, 7 May 2015 18:28:34 +0100 > Al Viro <v...@zeniv.linux.org.uk> wrote: > > > On Thu, May 07, 2015 at 12:52:41PM -0400, Steven Rostedt wrote: > > > > > > Commit 698934df8b45 "VFS: Combine inode checks with d_is_negative() and > > > d_is_positive() in pathwalk" removed a check for inode being NULL in > > > walk_component() where the type is tested. Stressing my tracefs create > > > and remove instances while reading the files now triggers this: > > > > So you get NULL ->d_inode with stale flags? The thing is, ->d_inode > > becoming NULL should happen via d_delete(), which goes throug this: > > But it's not the delete, it's the creation of a new d_entry. Pehaps it > gets linked premature? The tracing I had happened in > tracefs_create_file(). > Note, this could be because of my special hack to have mkdir create files too. We never came up with a clean solution for that. -- Steve -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
