Re: [patch] VFS: extend /proc/mounts

2008-01-17 Thread Miklos Szeredi
The alternative (and completely safe) solution is to add another file to proc. Me no likey. Since we need saner layout, I would strongly suggest exactly that. I don't think there's all that much wrong with the current layout, except the two dummy zeroes at the end. Or, something else

Re: [patch] VFS: extend /proc/mounts

2008-01-17 Thread Karel Zak
On Thu, Jan 17, 2008 at 09:36:11AM +0100, Miklos Szeredi wrote: I'd suggest doing a new file that would *not* try to imitate /etc/mtab. Another thing is, how much of propagation information do we want to be exposed and what do we intend to do with it? I think the scheme devised by Ram is

Re: [patch] VFS: extend /proc/mounts

2008-01-17 Thread Chuck Lever
On Jan 17, 2008, at 3:55 AM, Miklos Szeredi wrote: Hey, I just found /proc/X/mountstats. How does this fit in to the big picture? It seems to show some counters for NFS mounts, no other filesystem uses it. Format looks rather less nice, than /proc/X/mounts (why do we need long english

Re: [Patch] document ext3 requirements (was Re: [RFD] Incremental fsck)

2008-01-17 Thread Szabolcs Szakacsits
On Tue, 15 Jan 2008, Daniel Phillips wrote: Along with this effort, could you let me know if the world actually cares about online fsck? Now we know how to do it I think, but is it worth the effort. Most users seem to care deeply about things just work. Here is why ntfs-3g also took the

Re: [Btrfs-devel] [ANNOUNCE] Btrfs v0.10 (online growing/shrinking, ext3 conversion, and more)

2008-01-17 Thread Chris mason
On Tuesday 15 January 2008, Chris Mason wrote: Hello everyone, Btrfs v0.10 is now available for download from: http://oss.oracle.com/projects/btrfs/ Well, it turns out this release had a few small problems: * data=ordered deadlock on older kernels (including 2.6.23) * Compile problems when

Re: [Btrfs-devel] [ANNOUNCE] Btrfs v0.10 (online growing/shrinking, ext3 conversion, and more)

2008-01-17 Thread Daniel Phillips
On Jan 17, 2008 1:25 PM, Chris mason [EMAIL PROTECTED] wrote: So, I've put v0.11 out there. It fixes those two problems and will also compile on older (2.6.18) enterprise kernels. v0.11 does not have any disk format changes. Hi Chris, First, massive congratulations for bringing this to

Re: [Btrfs-devel] [ANNOUNCE] Btrfs v0.10 (online growing/shrinking, ext3 conversion, and more)

2008-01-17 Thread Chris mason
On Thursday 17 January 2008, Daniel Phillips wrote: On Jan 17, 2008 1:25 PM, Chris mason [EMAIL PROTECTED] wrote: So, I've put v0.11 out there. It fixes those two problems and will also compile on older (2.6.18) enterprise kernels. v0.11 does not have any disk format changes. Hi Chris,

[PATCH 1/4] [CIFS] Provides DFS shrinkable submounts functionality

2008-01-17 Thread Q (Igor Mammedov)
Christoph, thanks for your review. Here is the dfs patch 1/4 I rewrote taking into account your comments. Patch still depends on patch 1/3 that is to be fixed yet. Signed-off-by: Igor Mammedov [EMAIL PROTECTED] --- fs/cifs/Makefile |2 +- fs/cifs/cifs_dfs_ref.c | 376

Re: [Patch] document ext3 requirements (was Re: [RFD] Incremental fsck)

2008-01-17 Thread Pavel Machek
On Tue 2008-01-15 20:36:16, Chris Mason wrote: On Tue, 15 Jan 2008 20:24:27 -0500 Daniel Phillips [EMAIL PROTECTED] wrote: On Jan 15, 2008 7:15 PM, Alan Cox [EMAIL PROTECTED] wrote: Writeback cache on disk in iteself is not bad, it only gets bad if the disk is not engineered to save

Re: [Patch] document ext3 requirements (was Re: [RFD] Incremental fsck)

2008-01-17 Thread Daniel Phillips
On Jan 17, 2008 7:29 AM, Szabolcs Szakacsits [EMAIL PROTECTED] wrote: Similarly to ZFS, Windows Server 2008 also has self-healing NTFS: I guess that is enough votes to justify going ahead and trying an implementation of the reverse mapping ideas I posted. But of course more votes for this is

Re: [RFC] Parallelize IO for e2fsck

2008-01-17 Thread David Chinner
On Wed, Jan 16, 2008 at 01:30:43PM -0800, Valerie Henson wrote: Hi y'all, This is a request for comments on the rewrite of the e2fsck IO parallelization patches I sent out a few months ago. The mechanism is totally different. Previously IO was parallelized by issuing IOs from multiple

Re: [RFC] Parallelize IO for e2fsck

2008-01-17 Thread Valerie Henson
On Jan 17, 2008 5:15 PM, David Chinner [EMAIL PROTECTED] wrote: On Wed, Jan 16, 2008 at 01:30:43PM -0800, Valerie Henson wrote: Hi y'all, This is a request for comments on the rewrite of the e2fsck IO parallelization patches I sent out a few months ago. The mechanism is totally

[patch 4/6] xip: support non-struct page backed memory

2008-01-17 Thread npiggin
Convert XIP to support non-struct page backed memory, using VM_MIXEDMAP for the user mappings. This requires the get_xip_page API to be changed to an address based one. Improve the API layering a little bit too, while we're here. (The kaddr-pfn conversion may not be quite right for all