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SubjectRe: [GIT PULL v3] Hyper-V commits for 5.0-rc
On Sat, Feb 23, 2019 at 10:55:33AM -0500, Sasha Levin wrote:
> On Sat, Feb 23, 2019 at 09:57:15AM +0100, Greg KH wrote:
> > On Fri, Feb 22, 2019 at 10:12:25PM -0500, Sasha Levin wrote:
> > > -----BEGIN PGP SIGNED MESSAGE-----
> > > Hash: SHA512
> > >
> > > The following changes since commit 8834f5600cf3c8db365e18a3d5cac2c2780c81e5:
> > >
> > > Linux 5.0-rc5 (2019-02-03 13:48:04 -0800)
> > >
> > > are available in the Git repository at:
> > >
> > > git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux.git tags/hyperv-fixes-signed
> > >
> > > for you to fetch changes up to b2946cd86f3c1b5b1262c0ec06068110c2328fe6:
> > >
> > > MAINTAINERS: Change mailing list for Hyper-V CORE AND DRIVERS (2019-02-22 21:46:37 -0500)
> > >
> > > - ----------------------------------------------------------------
> > > Two fixes:
> > >
> > > 1. A fix for a race condition reading sysfs entries while a device is
> > > being added, by Kimberly Brown.
> > >
> > > 2. Update the Hyper-V mailing list to a new one created on
> > > vger.kernel.org, by Haiyang Zhang.
> > >
> > > - ----------------------------------------------------------------
> > > Haiyang Zhang (1):
> > > MAINTAINERS: Change mailing list for Hyper-V CORE AND DRIVERS
> > >
> > > Kimberly Brown (2):
> > > Drivers: hv: vmbus: Change server monitor_pages index to 0
> > > Drivers: hv: vmbus: Return -EINVAL if monitor_allocated not set
> >
> > I objected to this last patch when it was posted on the list. The sysfs
> > file should just not be present if the functionality is not there, no
> > need to add the "-EINVAL" logic to it instead.
> >
> > Having a sysfs file that says it can be read, and then rejecting that
> > read with an error is NOT ok.
>
> Hm, I'm sorry but I didn't see an objection on the thread
> (https://lore.kernel.org/lkml/20190122020759.GA4054@ubu-Virtual-Machine/)
> which is why it was sent in like this.
>
> Could you please point me to it so we can get the patch fixed up?
>

The correct link to the "Drivers: hv: vmbus: Return -EINVAL if
monitor_allocated not set" patch thread is:

https://lore.kernel.org/lkml/cover.1549619051.git.kimbrownkd@gmail.com/


Also, this patch doesn't fix a race condition; it fixes a problem with
sysfs returning invalid data.



> --
> Thanks,
> Sasha

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