Re: Patch "virtio-blk: remove unneeded "likely" statements" has been added to the 5.14-stable tree

[Greg KH <gregkh@linuxfoundation.org>]

On Mon, Oct 18, 2021 at 06:23:11AM -0400, Michael S. Tsirkin wrote:
> On Mon, Oct 18, 2021 at 06:22:13AM -0400, Michael S. Tsirkin wrote:
> > On Mon, Oct 18, 2021 at 12:02:30PM +0200, gregkh@linuxfoundation.org wrote:
> > > 
> > > This is a note to let you know that I've just added the patch titled
> > > 
> > >     virtio-blk: remove unneeded "likely" statements
> > > 
> > > to the 5.14-stable tree which can be found at:
> > >     http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
> > > 
> > > The filename of the patch is:
> > >      virtio-blk-remove-unneeded-likely-statements.patch
> > > and it can be found in the queue-5.14 subdirectory.
> > > 
> > > If you, or anyone else, feels it should not be added to the stable tree,
> > > please let <stable@vger.kernel.org> know about it.
> > > 
> > > 
> > > >From 6105d1fe6f4c24ce8c13e2e6568b16b76e04983d Mon Sep 17 00:00:00 2001
> > > From: Max Gurtovoy <mgurtovoy@nvidia.com>
> > > Date: Sun, 5 Sep 2021 11:57:17 +0300
> > > Subject: virtio-blk: remove unneeded "likely" statements
> > > 
> > > From: Max Gurtovoy <mgurtovoy@nvidia.com>
> > > 
> > > commit 6105d1fe6f4c24ce8c13e2e6568b16b76e04983d upstream.
> > > 
> > > Usually we use "likely/unlikely" to optimize the fast path. Remove
> > > redundant "likely/unlikely" statements in the control path to simplify
> > > the code and make it easier to read.
> > > 
> > > Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
> > > Signed-off-by: Max Gurtovoy <mgurtovoy@nvidia.com>
> > > Link: https://lore.kernel.org/r/20210905085717.7427-1-mgurtovoy@nvidia.com
> > > Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> > > Reviewed-by: Chaitanya Kulkarni <ckulkarnilinux@gmail.com>
> > > Reviewed-by: Christoph Hellwig <hch@lst.de>
> > > Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
> > > Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> > 
> > It's harmless but doesn't seem appropriate for stable.
> 
> Oh, I guess it's been picked because the next patch that
> was picked depends on it. OK then, sorry about the noise.

Yeah, that's why I grabbed it :)

thanks,

greg k-h