bin/123693: Workaround for burncd: ioctl(CDIOCEJECT):
Input/output error
Carlos A. M. dos Santos
unixmania at gmail.com
Mon May 26 04:30:04 UTC 2008
The following reply was made to PR bin/123693; it has been noted by GNATS.
From: "Carlos A. M. dos Santos" <unixmania at gmail.com>
To: Volker <volker at vwsoft.com>
Cc: bug-followup at freebsd.org
Subject: Re: bin/123693: Workaround for burncd: ioctl(CDIOCEJECT): Input/output error
Date: Mon, 26 May 2008 01:21:28 -0300
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On Mon, May 19, 2008 at 9:27 AM, Carlos A. M. dos Santos
<unixmania at gmail.com> wrote:
> On Sat, May 17, 2008 at 4:28 PM, Volker <volker at vwsoft.com> wrote:
>> Carlos,
>>
>> IMHO it's better to explicitly check for ioctl returning EBUSY and 5
>> seconds may not fit every situation.
>>
>> Volker
>
> Ok, I will attempt the approach of checking for EBUSY.
I found that ioctl(fd, CDIOCEJECT) returns EIO, not EBUSY, so it seems
that there is no better solution. I was able to improve the delays,
however (see attachmet). Now they grow exponentially, limited to 31
seconds (1 + 2 + 4 + 8 + 16). This is better than flooding the CD
drive with one eject request per second.
--
Carlos A. M. dos Santos
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