linux-kernel - RE: [PATCH 5/6] tools: hv: Add new fcopy application based on uio driver

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Message-ID:
 <SJ1PR21MB3457D926702F158DD82BD242CE2A2@SJ1PR21MB3457.namprd21.prod.outlook.com>
Date: Wed, 13 Mar 2024 19:23:40 +0000
From: Long Li <longli@...rosoft.com>
To: Saurabh Sengar <ssengar@...ux.microsoft.com>, KY Srinivasan
	<kys@...rosoft.com>, Haiyang Zhang <haiyangz@...rosoft.com>,
	"wei.liu@...nel.org" <wei.liu@...nel.org>, Dexuan Cui <decui@...rosoft.com>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"linux-hyperv@...r.kernel.org" <linux-hyperv@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC: Saurabh Singh Sengar <ssengar@...rosoft.com>
Subject: RE: [PATCH 5/6] tools: hv: Add new fcopy application based on uio
 driver

> +			/* Signal host */
> +			if ((write(fcopy_fd, &tmp, sizeof(int))) != sizeof(int)) {
> +				ret = errno;
> +				syslog(LOG_ERR, "Registration failed: %s\n",
> strerror(ret));

"Signaling failed" is a better word?