linux-ext4 - Re: fstrim has no effect on a just-mounted filesystem

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Message-ID: <20140311220424.GB19176@redhat.com>
Date:	Tue, 11 Mar 2014 22:04:24 +0000
From:	"Richard W.M. Jones" <rjones@...hat.com>
To:	Eric Sandeen <sandeen@...hat.com>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: fstrim has no effect on a just-mounted filesystem

> > And if you strace it what does the ioctl return?

It seems OK:

stat("/", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
open("/", O_RDONLY)                     = 0
ioctl(0, FITRIM, 0x7fffbfb2be60)        = 0

Rich.

-- 
Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
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