[Cosmic][PATCH 0/1] fsnotify: Fix fsnotify_mark_connector race

[Seth Forshee]

On Thu, May 24, 2018 at 10:39:05AM -0400, Joseph Salisbury wrote:
> On 05/24/2018 07:59 AM, Thadeu Lima de Souza Cascardo wrote:
> > On Thu, May 24, 2018 at 07:32:53AM -0400, Joseph Salisbury wrote:
> >> On 05/23/2018 02:27 PM, Joseph Salisbury wrote:
> >>> BugLink: http://bugs.launchpad.net/bugs/1771075
> >>>
> >>> == Cosmic Justification ==
> >>> A regression was introduced by commit 08991e83b728.  This regression
> >>> causes problems on hosts that make heavy use of inotify and causes panics / lockups 
> >>> in the kernel in inotify-related code.
> >>>
> >>> This regression is fixed buy commit d90a10e2444b as of v4.17-rc3.  Commit d90a10e2444b
> >>> was cc'd to stable and is already in Artful and Bionic but not Cosmic.
> >>> The commit was added to A and B by bug 1765564.
> >>>
> >>> == Fix ==
> >>> d90a10e2444b ("fsnotify: Fix fsnotify_mark_connector race")
> >>>
> >>> == Regression Potential ==
> >>> Low.  Fixes a current regression. The patch was cc'd to stable, so it has had
> >>> additional upstream review.  This commit is already applied to Artful
> >>> and Bionic.
> >>>
> >>> == Test Case ==
> >>> A test kernel was built with this patch and tested by the original bug reporter.
> >>> The bug reporter states the test kernel resolved the bug.
> >>>
> >>> Robert Kolchmeyer (1):
> >>>   fsnotify: Fix fsnotify_mark_connector race
> >>>
> >>>  include/linux/fsnotify_backend.h | 4 +---
> >>>  1 file changed, 1 insertion(+), 3 deletions(-)
> >>>
> >> This patch is also being requested in linux-gcp.  Should I send a v2, so
> >> cosmic and linux-gcp are both listed in the subject?
> >>
> > Is this really targeting cosmic? Or bionic? Though cosmic is still carrying the
> > bionic kernel, it will soon have a 4.17 based kernel, which already has that
> > commit.
> >
> > Cascardo.
> It is targeting cosmic(And linux-gce).  Bionic is getting the commit via
> bug 1765564, but that bug does not have cosmic as a bug task(And cosmic
> was not requested in the SRU for that bug).  Cosmic will get this commit
> when it is rebased, but I was not sure when that would happen.  I
> figured I'd send a request to have the commit in cosmic in the mean time. 

I think the point is that there is no cosmic kernel distinct from the
bionic kernel yet, so it's ambiguous when you say "cosmic" whether you
mean the bionic kernel that gets copied forward to cosmic or the
unstable kernel which will eventually become the cosmic kernel.