On Mon, Apr 27, 2015 at 03:41:33PM +1000, NeilBrown wrote:
> Are you sure about NFSv4.2?
>
> I see that it *can* report holes, but is there any guarantee that if you
> create a new file and write only the 5th block, then READ_PLUS will reliably
> report that the first 4 block are holes??
FYI,
On Mon, Apr 27, 2015 at 03:41:33PM +1000, NeilBrown wrote:
Are you sure about NFSv4.2?
I see that it *can* report holes, but is there any guarantee that if you
create a new file and write only the 5th block, then READ_PLUS will reliably
report that the first 4 block are holes??
FYI, I'm
On Mon, 20 Apr 2015 02:48:55 -0700 Christoph Hellwig
wrote:
> On Mon, Apr 20, 2015 at 10:46:49AM +0100, David Howells wrote:
> > NeilBrown wrote:
> >
> > > Missing patch 2 of the 3-patch series?
> >
> > Yes. :-)
> >
> > Do ext4 and xfs support this, do you know?
>
> Yes. As do f2fs, ocfs2,
On Mon, 20 Apr 2015 02:48:55 -0700 Christoph Hellwig h...@infradead.org
wrote:
On Mon, Apr 20, 2015 at 10:46:49AM +0100, David Howells wrote:
NeilBrown ne...@suse.de wrote:
Missing patch 2 of the 3-patch series?
Yes. :-)
Do ext4 and xfs support this, do you know?
Yes. As do
On Tue, 21 Apr 2015, Christoph Hellwig wrote:
> On Mon, Apr 20, 2015 at 01:58:35PM +0100, Al Viro wrote:
> > > > Do ext4 and xfs support this, do you know?
> > >
> > > Yes. As do f2fs, ocfs2, gfs2, ceph and NFSv4.2
> >
> > Er... Nominally, gfs2 supports it. By treating all files as "there's a
On Mon, Apr 20, 2015 at 01:58:35PM +0100, Al Viro wrote:
> > > Do ext4 and xfs support this, do you know?
> >
> > Yes. As do f2fs, ocfs2, gfs2, ceph and NFSv4.2
>
> Er... Nominally, gfs2 supports it. By treating all files as "there's a
> hole starting at EOF". Same as ext2 or even minix...
On Mon, Apr 20, 2015 at 01:58:35PM +0100, Al Viro wrote:
Do ext4 and xfs support this, do you know?
Yes. As do f2fs, ocfs2, gfs2, ceph and NFSv4.2
Er... Nominally, gfs2 supports it. By treating all files as there's a
hole starting at EOF. Same as ext2 or even minix...
Yeah remove
On Tue, 21 Apr 2015, Christoph Hellwig wrote:
On Mon, Apr 20, 2015 at 01:58:35PM +0100, Al Viro wrote:
Do ext4 and xfs support this, do you know?
Yes. As do f2fs, ocfs2, gfs2, ceph and NFSv4.2
Er... Nominally, gfs2 supports it. By treating all files as there's a
hole starting
On 04/20/2015 01:27 AM, NeilBrown wrote:
> This allows fscache to cachefiles in a btrfs filesystem.
Thanks for working on this Neil.
Signed-off-by: Chris Mason
-chris
>
> Signed-off-by: NeilBrown
> ---
> fs/btrfs/super.c |3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
>
On Mon, Apr 20, 2015 at 02:48:55AM -0700, Christoph Hellwig wrote:
> On Mon, Apr 20, 2015 at 10:46:49AM +0100, David Howells wrote:
> > NeilBrown wrote:
> >
> > > Missing patch 2 of the 3-patch series?
> >
> > Yes. :-)
> >
> > Do ext4 and xfs support this, do you know?
>
> Yes. As do f2fs,
On Mon, Apr 20, 2015 at 10:46:49AM +0100, David Howells wrote:
> NeilBrown wrote:
>
> > Missing patch 2 of the 3-patch series?
>
> Yes. :-)
>
> Do ext4 and xfs support this, do you know?
Yes. As do f2fs, ocfs2, gfs2, ceph and NFSv4.2
>
> David
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NeilBrown wrote:
> Missing patch 2 of the 3-patch series?
Yes. :-)
Do ext4 and xfs support this, do you know?
David
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On Mon, 20 Apr 2015 09:47:42 +0100 David Howells wrote:
> NeilBrown wrote:
>
> > + .fs_flags = FS_REQUIRES_DEV | FS_BINARY_MOUNTDATA |
> > + FS_SUPPORTS_SEEK_HOLE,
>
> I must be missing something:
>
> warthog>git merge linus/master
> Already
NeilBrown wrote:
> + .fs_flags = FS_REQUIRES_DEV | FS_BINARY_MOUNTDATA |
> + FS_SUPPORTS_SEEK_HOLE,
I must be missing something:
warthog>git merge linus/master
Already up-to-date.
warthog>stg id
On Mon, Apr 20, 2015 at 02:48:55AM -0700, Christoph Hellwig wrote:
On Mon, Apr 20, 2015 at 10:46:49AM +0100, David Howells wrote:
NeilBrown ne...@suse.de wrote:
Missing patch 2 of the 3-patch series?
Yes. :-)
Do ext4 and xfs support this, do you know?
Yes. As do f2fs, ocfs2,
On Mon, Apr 20, 2015 at 10:46:49AM +0100, David Howells wrote:
NeilBrown ne...@suse.de wrote:
Missing patch 2 of the 3-patch series?
Yes. :-)
Do ext4 and xfs support this, do you know?
Yes. As do f2fs, ocfs2, gfs2, ceph and NFSv4.2
David
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NeilBrown ne...@suse.de wrote:
Missing patch 2 of the 3-patch series?
Yes. :-)
Do ext4 and xfs support this, do you know?
David
--
To unsubscribe from this list: send the line unsubscribe linux-kernel in
the body of a message to majord...@vger.kernel.org
More majordomo info at
NeilBrown ne...@suse.de wrote:
+ .fs_flags = FS_REQUIRES_DEV | FS_BINARY_MOUNTDATA |
+ FS_SUPPORTS_SEEK_HOLE,
I must be missing something:
warthoggit merge linus/master
Already up-to-date.
warthogstg id
On Mon, 20 Apr 2015 09:47:42 +0100 David Howells dhowe...@redhat.com wrote:
NeilBrown ne...@suse.de wrote:
+ .fs_flags = FS_REQUIRES_DEV | FS_BINARY_MOUNTDATA |
+ FS_SUPPORTS_SEEK_HOLE,
I must be missing something:
warthoggit merge linus/master
On 04/20/2015 01:27 AM, NeilBrown wrote:
This allows fscache to cachefiles in a btrfs filesystem.
Thanks for working on this Neil.
Signed-off-by: Chris Mason c...@fb.com
-chris
Signed-off-by: NeilBrown ne...@suse.de
---
fs/btrfs/super.c |3 ++-
1 file changed, 2 insertions(+), 1
This allows fscache to cachefiles in a btrfs filesystem.
Signed-off-by: NeilBrown
---
fs/btrfs/super.c |3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 05fef198ff94..d3c5d2b40f8e 100644
--- a/fs/btrfs/super.c
+++
This allows fscache to cachefiles in a btrfs filesystem.
Signed-off-by: NeilBrown ne...@suse.de
---
fs/btrfs/super.c |3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 05fef198ff94..d3c5d2b40f8e 100644
--- a/fs/btrfs/super.c
+++
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