linux-kernel - Re: [PATCH] Drivers: hv: vmbus: fix init_vp_index() for reloading hv

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Message-ID: <20150812141114.GP5180@mwanda>
Date:	Wed, 12 Aug 2015 17:11:14 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Dexuan Cui <decui@...rosoft.com>
Cc:	"olaf@...fle.de" <olaf@...fle.de>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"jasowang@...hat.com" <jasowang@...hat.com>,
	"driverdev-devel@...uxdriverproject.org" 
	<driverdev-devel@...uxdriverproject.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"apw@...onical.com" <apw@...onical.com>
Subject: Re: [PATCH] Drivers: hv: vmbus: fix init_vp_index() for reloading
 hv_netvsc

On Wed, Aug 12, 2015 at 01:35:07PM +0000, Dexuan Cui wrote:
> > From: Dan Carpenter [mailto:dan.carpenter@...cle.com]
> > On Wed, Aug 12, 2015 at 12:29:46PM +0000, Dexuan Cui wrote:
> > > > This fixes the recent commit:
> > > > Drivers: hv: vmbus: Further improve CPU affiliation logic
> > 
> > Since you are redoing this anyway, include the git hash so we can look
> > it up.  In fact, just use the Fixes tag.
> > 
> > dan carpenter
> 
> Hmm, I didn't read your mail in time and sent out V2 just now... :-)
> 
> I'm working on the latest linux-next (next-20150810).
> I didn't add the git hash ID because I think the hash of the patch of the
> same content can be different in different trees (like Greg's tree and
> linux-next)?

Sometimes it can change, but mostly it doesn't.  In this case it didn't.

The commit hash is based on the tree, the parent, and the content of the
patch description.  If we rebase, add a new signed-off-by or merge
the patch through a different tree then the hash changes.

regards,
dan carpenter

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