Re: [RFC][PATCH 00/12] Enhanced file stat system call

[RFC][PATCH 00/12] Enhanced file stat system call · David Howells <dhowells@redhat.com> · 2015-11-20
[PATCH 01/12] Ext4: Fix extended timestamp encoding and decoding · David Howells <dhowells@redhat.com> · 2015-11-20
Re: [PATCH 01/12] Ext4: Fix extended timestamp encoding and decoding · Andreas Dilger <hidden> · 2015-11-24
Re: [PATCH 01/12] Ext4: Fix extended timestamp encoding and decoding · Theodore Ts'o <tytso@mit.edu> · 2015-11-24
Re: [PATCH 01/12] Ext4: Fix extended timestamp encoding and decoding · Arnd Bergmann <arnd@arndb.de> · 2015-11-24
Re: [PATCH 01/12] Ext4: Fix extended timestamp encoding and decoding · Theodore Ts'o <tytso@mit.edu> · 2015-11-29
Re: [PATCH 01/12] Ext4: Fix extended timestamp encoding and decoding · Arnd Bergmann <arnd@arndb.de> · 2015-11-29
Re: [PATCH 01/12] Ext4: Fix extended timestamp encoding and decoding · Theodore Ts'o <tytso@mit.edu> · 2015-11-30
Re: [PATCH 01/12] Ext4: Fix extended timestamp encoding and decoding · Arnd Bergmann <arnd@arndb.de> · 2015-11-30
Re: [PATCH 01/12] Ext4: Fix extended timestamp encoding and decoding · Elmar Stellnberger <hidden> · 2015-11-30
Re: [PATCH 01/12] Ext4: Fix extended timestamp encoding and decoding · David Howells <dhowells@redhat.com> · 2015-11-26
[PATCH 02/12] statx: Provide IOC flags for Windows fs attributes · David Howells <dhowells@redhat.com> · 2015-11-20
Re: [PATCH 02/12] statx: Provide IOC flags for Windows fs attributes · Theodore Ts'o <tytso@mit.edu> · 2015-11-24
Re: [PATCH 02/12] statx: Provide IOC flags for Windows fs attributes · David Howells <dhowells@redhat.com> · 2015-11-26
Re: [PATCH 02/12] statx: Provide IOC flags for Windows fs attributes · David Howells <dhowells@redhat.com> · 2015-11-26
Re: [PATCH 02/12] statx: Provide IOC flags for Windows fs attributes · Andreas Dilger <hidden> · 2015-11-26
[PATCH 03/12] statx: Add a system call to make enhanced file info available · David Howells <dhowells@redhat.com> · 2015-11-20
Re: [PATCH 03/12] statx: Add a system call to make enhanced file info available · Dave Chinner <david@fromorbit.com> · 2015-11-24
Re: [PATCH 03/12] statx: Add a system call to make enhanced file info available · Pavel Machek <hidden> · 2015-12-04
Re: [PATCH 03/12] statx: Add a system call to make enhanced file info available · David Howells <dhowells@redhat.com> · 2015-12-21
[PATCH 04/12] statx: AFS: Return enhanced file attributes · David Howells <dhowells@redhat.com> · 2015-11-20
[PATCH 05/12] statx: Ext4: Return enhanced file attributes · David Howells <dhowells@redhat.com> · 2015-11-20
[PATCH 06/12] statx: NFS: Return enhanced file attributes · David Howells <dhowells@redhat.com> · 2015-11-20
[PATCH 07/12] statx: CIFS: Return enhanced attributes · David Howells <dhowells@redhat.com> · 2015-11-20
Re: [PATCH 07/12] statx: CIFS: Return enhanced attributes · Steve French <smfrench@gmail.com> · 2015-11-24
Re: [PATCH 07/12] statx: CIFS: Return enhanced attributes · Steve French <smfrench@gmail.com> · 2015-11-24
[PATCH 08/12] fsinfo: Add a system call to make enhanced filesystem info available · David Howells <dhowells@redhat.com> · 2015-11-20
[PATCH 09/12] fsinfo: Ext4: Return information through the filesystem info syscall · David Howells <dhowells@redhat.com> · 2015-11-20
[PATCH 10/12] fsinfo: AFS: Return information through the filesystem info syscall · David Howells <dhowells@redhat.com> · 2015-11-20
[PATCH 11/12] fsinfo: NFS: Return information through the filesystem info syscall · David Howells <dhowells@redhat.com> · 2015-11-20
[PATCH 12/12] fsinfo: CIFS: Return information through the filesystem info syscall · David Howells <dhowells@redhat.com> · 2015-11-20
Re: [RFC][PATCH 00/12] Enhanced file stat system call · Martin Steigerwald <hidden> · 2015-11-20
Re: [RFC][PATCH 00/12] Enhanced file stat system call · David Howells <dhowells@redhat.com> · 2015-11-20
Re: [RFC][PATCH 00/12] Enhanced file stat system call · Martin Steigerwald <hidden> · 2015-11-20
Re: [RFC][PATCH 00/12] Enhanced file stat system call · J. Bruce Fields <hidden> · 2015-11-25
Re: [RFC][PATCH 00/12] Enhanced file stat system call · Andreas Dilger <hidden> · 2015-11-25
Re: [RFC][PATCH 00/12] Enhanced file stat system call · Christoph Hellwig <hch@infradead.org> · 2015-11-24
Re: [RFC][PATCH 00/12] Enhanced file stat system call · Martin Steigerwald <hidden> · 2015-11-24
Re: [RFC][PATCH 00/12] Enhanced file stat system call · Christoph Hellwig <hch@infradead.org> · 2015-11-24
Re: [RFC][PATCH 00/12] Enhanced file stat system call · Casey Schaufler <casey@schaufler-ca.com> · 2015-11-20
Re: [RFC][PATCH 00/12] Enhanced file stat system call · Christoph Hellwig <hch@infradead.org> · 2015-11-24
Re: [RFC][PATCH 00/12] Enhanced file stat system call · Casey Schaufler <casey@schaufler-ca.com> · 2015-11-24
Re: [RFC][PATCH 00/12] Enhanced file stat system call · Andreas Dilger <hidden> · 2015-11-24
Re: [RFC][PATCH 00/12] Enhanced file stat system call · Christoph Hellwig <hch@infradead.org> · 2015-11-24
Re: [RFC][PATCH 00/12] Enhanced file stat system call · David Howells <dhowells@redhat.com> · 2015-11-26
Re: [RFC][PATCH 00/12] Enhanced file stat system call · Andreas Dilger <hidden> · 2015-11-26

From: Christoph Hellwig <hch@infradead.org>
Date: 2015-11-24 08:50:25
Also in: linux-btrfs, linux-cifs, linux-fsdevel, linux-nfs, lkml

On Tue, Nov 24, 2015 at 09:48:22AM +0100, Martin Steigerwald wrote:

It might be interesting for BTRFS as well, to be able to ask what amount of 
free space there currently is *at* a given path. Cause with BTRFS and 
Subvolumes this may differ between different paths.

We can handle this trivial with the current statfs interface.  Take a
look at xfs_fs_statfs and xfs_qm_statvfs.

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