From: Greg KH <greg@kroah.com>
To: Long Li <longli@exchange.microsoft.com>
Cc: "K. Y. Srinivasan" <kys@microsoft.com>,
Haiyang Zhang <haiyangz@microsoft.com>,
devel@linuxdriverproject.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] hv: retry infinitely on hypercall transient failures
Date: Thu, 5 Jan 2017 08:47:42 +0100 [thread overview]
Message-ID: <20170105074742.GB4547@kroah.com> (raw)
In-Reply-To: <1483582340-26770-1-git-send-email-longli@exchange.microsoft.com>
On Wed, Jan 04, 2017 at 06:12:20PM -0800, Long Li wrote:
> From: Long Li <longli@microsoft.com>
>
> Hyper-v host guarantees that a hypercall will finish in reasonable time.
> Retry infinitely on transient failures to avoid returning error to upper layer.
Again, never retry "forever", always have a way out, otherwise you will
crash.
And again, why are you making this change? What problem does it solve?
greg k-h
next prev parent reply other threads:[~2017-01-05 7:47 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-01-05 2:12 [PATCH v2] hv: retry infinitely on hypercall transient failures Long Li
2017-01-05 7:47 ` Greg KH [this message]
2017-01-07 7:23 ` Long Li
2017-01-07 7:42 ` Greg KH
2017-01-07 8:06 ` Long Li
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20170105074742.GB4547@kroah.com \
--to=greg@kroah.com \
--cc=devel@linuxdriverproject.org \
--cc=haiyangz@microsoft.com \
--cc=kys@microsoft.com \
--cc=linux-kernel@vger.kernel.org \
--cc=longli@exchange.microsoft.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.