From: Qu Wenruo <quwenruo.btrfs@gmx.com>
To: Abhay Sachan <lkp.abhay@gmail.com>, linux-btrfs@vger.kernel.org
Subject: Re: Btrfs progs build fails for 4.8
Date: Wed, 12 Oct 2016 22:01:27 +0800 [thread overview]
Message-ID: <454e3eda-1e46-4964-2ce5-f71893bd93e7@gmx.com> (raw)
In-Reply-To: <CAKHchJzbo7=fZrtbOwaMdMNiYMSdUuiys3iHTpyxTP92SAY1TQ@mail.gmail.com>
On 10/12/2016 09:58 PM, Abhay Sachan wrote:
> Hi,
> I tried building latest btrfs progs on CentOS 6, "./configure" failed
> with the error:
>
> checking for FIEMAP_EXTENT_SHARED defined in linux/fiemap.h... no
> configure: error: no definition of FIEMAP_EXTENT_SHARED found
>
> Any ideas what am I lacking in the system?
Your kernel is too old and its header doesn't support
FIEMAP_EXTENT_SHARED flag for fiemap ioctl.
And since that flag is very important for tools like "btrfs filesystem
du", for old kernel doesn't support EXTENT_SHARED flag, we have no
choice but abort configuration.
Thanks,
Qu
>
> Regards,
> Abhay
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next prev parent reply other threads:[~2016-10-12 14:03 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-10-12 13:58 Btrfs progs build fails for 4.8 Abhay Sachan
2016-10-12 14:01 ` Qu Wenruo [this message]
2016-10-12 14:45 ` Abhay Sachan
2016-10-12 14:54 ` Eric Sandeen
2016-10-12 17:26 ` David Sterba
2016-10-13 7:25 ` Qu Wenruo
2016-10-14 15:49 ` David Sterba
2016-10-14 17:00 ` Eric Sandeen
2016-10-14 17:03 ` [PATCH] btrfs-progs: define FIEMAP_EXTENT_SHARED locally if needed Eric Sandeen
2016-10-14 17:08 ` Btrfs progs build fails for 4.8 David Sterba
2016-10-14 16:54 ` David Sterba
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