Re: [PATCH 00/25] VFS: Introduce filesystem information query syscall [ver #14]

2019-06-26 Thread Ian Kent
On Wed, 2019-06-26 at 12:47 +0200, Christian Brauner wrote: > On Wed, Jun 26, 2019 at 06:42:51PM +0800, Ian Kent wrote: > > On Wed, 2019-06-26 at 12:05 +0200, Christian Brauner wrote: > > > On Mon, Jun 24, 2019 at 03:08:45PM +0100, David Howells wrote: > > > > Hi Al, > > > > > > > > Here are a

Re: [PATCH 00/25] VFS: Introduce filesystem information query syscall [ver #14]

2019-06-26 Thread Christian Brauner
On Wed, Jun 26, 2019 at 03:31:37PM +0100, David Howells wrote: > Christian Brauner wrote: > > > And I also very much recommend to remove any potential cross-dependency > > between the fsinfo() and the notification patchset. > > The problem with that is that to make the notification patchset

Re: [PATCH 00/25] VFS: Introduce filesystem information query syscall [ver #14]

2019-06-26 Thread David Howells
Christian Brauner wrote: > And I also very much recommend to remove any potential cross-dependency > between the fsinfo() and the notification patchset. The problem with that is that to make the notification patchset useful for mount notifications, you need some information that you would

Re: [PATCH 00/25] VFS: Introduce filesystem information query syscall [ver #14]

2019-06-26 Thread Christian Brauner
On Wed, Jun 26, 2019 at 12:05:25PM +0200, Christian Brauner wrote: > On Mon, Jun 24, 2019 at 03:08:45PM +0100, David Howells wrote: > > > > Hi Al, > > > > Here are a set of patches that adds a syscall, fsinfo(), that allows > > attributes of a filesystem/superblock to be queried. Attribute

Re: [PATCH 00/25] VFS: Introduce filesystem information query syscall [ver #14]

2019-06-26 Thread Christian Brauner
On Wed, Jun 26, 2019 at 06:42:51PM +0800, Ian Kent wrote: > On Wed, 2019-06-26 at 12:05 +0200, Christian Brauner wrote: > > On Mon, Jun 24, 2019 at 03:08:45PM +0100, David Howells wrote: > > > Hi Al, > > > > > > Here are a set of patches that adds a syscall, fsinfo(), that allows > > > attributes

Re: [PATCH 00/25] VFS: Introduce filesystem information query syscall [ver #14]

2019-06-26 Thread Ian Kent
On Wed, 2019-06-26 at 12:05 +0200, Christian Brauner wrote: > On Mon, Jun 24, 2019 at 03:08:45PM +0100, David Howells wrote: > > Hi Al, > > > > Here are a set of patches that adds a syscall, fsinfo(), that allows > > attributes of a filesystem/superblock to be queried. Attribute values are > >

Re: [PATCH 00/25] VFS: Introduce filesystem information query syscall [ver #14]

2019-06-26 Thread Christian Brauner
On Mon, Jun 24, 2019 at 03:08:45PM +0100, David Howells wrote: > > Hi Al, > > Here are a set of patches that adds a syscall, fsinfo(), that allows > attributes of a filesystem/superblock to be queried. Attribute values are > of four basic types: > > (1) Version dependent-length structure

[PATCH 00/25] VFS: Introduce filesystem information query syscall [ver #14]

2019-06-24 Thread David Howells
Hi Al, Here are a set of patches that adds a syscall, fsinfo(), that allows attributes of a filesystem/superblock to be queried. Attribute values are of four basic types: (1) Version dependent-length structure (size defined by type). (2) Variable-length string (up to PAGE_SIZE). (3)