Re: [PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-26 Thread Hugh Dickins
On Thu, 27 Feb 2014, Dave Chinner wrote: > On Wed, Feb 26, 2014 at 03:08:58PM -0800, Hugh Dickins wrote: > > > > Thanks for explaining more, I was just about to acknowledge what a good > > example that is. Indeed, it seems not unreasonable to be editing the > > earlier part of a file while the la

Re: [PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-26 Thread Dave Chinner
On Wed, Feb 26, 2014 at 03:08:58PM -0800, Hugh Dickins wrote: > On Wed, 26 Feb 2014, Dave Chinner wrote: > > On Tue, Feb 25, 2014 at 08:45:15PM -0800, Hugh Dickins wrote: > > > On Wed, 26 Feb 2014, Dave Chinner wrote: > > > > On Tue, Feb 25, 2014 at 03:23:35PM -0800, Hugh Dickins wrote: > > > > >

Re: [PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-26 Thread Hugh Dickins
On Wed, 26 Feb 2014, Dave Chinner wrote: > On Tue, Feb 25, 2014 at 08:45:15PM -0800, Hugh Dickins wrote: > > On Wed, 26 Feb 2014, Dave Chinner wrote: > > > On Tue, Feb 25, 2014 at 03:23:35PM -0800, Hugh Dickins wrote: > > > > > > > I should mention that when "we" implemented this thirty years ago,

Re: [PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-25 Thread Dave Chinner
On Tue, Feb 25, 2014 at 08:45:15PM -0800, Hugh Dickins wrote: > On Wed, 26 Feb 2014, Dave Chinner wrote: > > On Tue, Feb 25, 2014 at 03:23:35PM -0800, Hugh Dickins wrote: > > > Of course I'm interested in the possibility of extending it to tmpfs; > > > which may not be a worthwhile exercise in itse

Re: [PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-25 Thread Hugh Dickins
On Wed, 26 Feb 2014, Dave Chinner wrote: > On Tue, Feb 25, 2014 at 03:23:35PM -0800, Hugh Dickins wrote: > > On Tue, 25 Feb 2014, Dave Chinner wrote: > > > On Tue, Feb 25, 2014 at 02:16:01PM +1100, Stephen Rothwell wrote: > > > > On Mon, 24 Feb 2014 11:57:10 +1100 Dave Chinner > > > > wrote: > >

Re: [PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-25 Thread Dave Chinner
On Tue, Feb 25, 2014 at 05:52:16PM -0800, Andrew Morton wrote: > On Wed, 26 Feb 2014 12:34:26 +1100 Dave Chinner wrote: > > > On Tue, Feb 25, 2014 at 03:41:28PM -0800, Andrew Morton wrote: > > > On Tue, 25 Feb 2014 15:23:35 -0800 (PST) Hugh Dickins > > > wrote: > > > > On Tue, 25 Feb 2014, Dave

Re: [PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-25 Thread Andrew Morton
On Wed, 26 Feb 2014 12:34:26 +1100 Dave Chinner wrote: > On Tue, Feb 25, 2014 at 03:41:28PM -0800, Andrew Morton wrote: > > On Tue, 25 Feb 2014 15:23:35 -0800 (PST) Hugh Dickins > > wrote: > > > On Tue, 25 Feb 2014, Dave Chinner wrote: > > > > On Tue, Feb 25, 2014 at 02:16:01PM +1100, Stephen R

Re: [PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-25 Thread Dave Chinner
On Tue, Feb 25, 2014 at 03:41:28PM -0800, Andrew Morton wrote: > On Tue, 25 Feb 2014 15:23:35 -0800 (PST) Hugh Dickins > wrote: > > On Tue, 25 Feb 2014, Dave Chinner wrote: > > > On Tue, Feb 25, 2014 at 02:16:01PM +1100, Stephen Rothwell wrote: > > > > On Mon, 24 Feb 2014 11:57:10 +1100 Dave Chin

Re: [PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-25 Thread Dave Chinner
On Tue, Feb 25, 2014 at 03:23:35PM -0800, Hugh Dickins wrote: > On Tue, 25 Feb 2014, Dave Chinner wrote: > > On Tue, Feb 25, 2014 at 02:16:01PM +1100, Stephen Rothwell wrote: > > > On Mon, 24 Feb 2014 11:57:10 +1100 Dave Chinner > > > wrote: > > > > > > > > > Namjae Jeon (10): > > > > > fs: Add

Re: [PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-25 Thread Andrew Morton
On Tue, 25 Feb 2014 15:23:35 -0800 (PST) Hugh Dickins wrote: > On Tue, 25 Feb 2014, Dave Chinner wrote: > > On Tue, Feb 25, 2014 at 02:16:01PM +1100, Stephen Rothwell wrote: > > > On Mon, 24 Feb 2014 11:57:10 +1100 Dave Chinner > > > wrote: > > > > > > > > > Namjae Jeon (10): > > > > > fs: Ad

Re: [PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-25 Thread Hugh Dickins
On Tue, 25 Feb 2014, Dave Chinner wrote: > On Tue, Feb 25, 2014 at 02:16:01PM +1100, Stephen Rothwell wrote: > > On Mon, 24 Feb 2014 11:57:10 +1100 Dave Chinner wrote: > > > > > > > Namjae Jeon (10): > > > > fs: Add new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate > > > > xfs: Add support FALL

Re: [PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-24 Thread Dave Chinner
On Tue, Feb 25, 2014 at 02:16:01PM +1100, Stephen Rothwell wrote: > Hi Dave, > > On Mon, 24 Feb 2014 11:57:10 +1100 Dave Chinner wrote: > > > > > Namjae Jeon (10): > > > fs: Add new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate > > > xfs: Add support FALLOC_FL_COLLAPSE_RANGE for fallocate > >

Re: [PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-24 Thread Stephen Rothwell
Hi Dave, On Mon, 24 Feb 2014 11:57:10 +1100 Dave Chinner wrote: > > > Namjae Jeon (10): > > fs: Add new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate > > xfs: Add support FALLOC_FL_COLLAPSE_RANGE for fallocate > > I've pushed these to the following branch: > > git://oss.sgi.com/xfs/xfs

Re: [PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-23 Thread Namjae Jeon
2014-02-24 9:57 GMT+09:00, Dave Chinner : > On Wed, Feb 19, 2014 at 01:37:16AM +0900, Namjae Jeon wrote: >> From: Namjae Jeon >> >> This patch series is in response of the following post: >> http://lwn.net/Articles/556136/ >> "ext4: introduce two new ioctls" >> >> Dave chinner suggested that trunc

Re: [PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-23 Thread Dave Chinner
On Wed, Feb 19, 2014 at 01:37:16AM +0900, Namjae Jeon wrote: > From: Namjae Jeon > > This patch series is in response of the following post: > http://lwn.net/Articles/556136/ > "ext4: introduce two new ioctls" > > Dave chinner suggested that truncate_block_range > (which was one of the ioctls na

[PATCH v5 0/10] fs: Introduce new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocate

2014-02-18 Thread Namjae Jeon
From: Namjae Jeon This patch series is in response of the following post: http://lwn.net/Articles/556136/ "ext4: introduce two new ioctls" Dave chinner suggested that truncate_block_range (which was one of the ioctls name) should be an fallocate operation and not any fs specific ioctl, hence we