From: Paolo Bonzini <pbonzini@redhat.com>
To: "Richard W.M. Jones" <rjones@redhat.com>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] fstrim & upstream kernel not working
Date: Fri, 14 Mar 2014 14:28:24 +0100 [thread overview]
Message-ID: <532303F8.8010705@redhat.com> (raw)
In-Reply-To: <20140314132433.GS1346@redhat.com>
Il 14/03/2014 14:24, Richard W.M. Jones ha scritto:
>> > Could be a race condition (something going on in the background
>> > between rm and fstrim).
> Not much happens in the libguestfs appliance. There are usually only
> two processes (udev + guestfsd).
There's also the kernel. The ext4 driver is probably doing something
after rm returns, and hasn't finished yet when you invoke FITRIM.
Paolo
next prev parent reply other threads:[~2014-03-14 13:28 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-13 21:49 [Qemu-devel] fstrim & upstream kernel not working Richard W.M. Jones
2014-03-14 12:30 ` Paolo Bonzini
2014-03-14 12:42 ` Richard W.M. Jones
2014-03-14 12:47 ` Paolo Bonzini
2014-03-14 13:24 ` Richard W.M. Jones
2014-03-14 13:28 ` Paolo Bonzini [this message]
2014-03-14 13:34 ` Richard W.M. Jones
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