From: Jamie Lokier <jamie@shareable.org>
To: Linus Torvalds <torvalds@osdl.org>
Cc: David Howells <dhowells@redhat.com>,
akpm@osdl.org, linux-kernel@vger.kernel.org,
linux-cachefs@redhat.com, linux-fsdevel@vger.kernel.org,
nfsv4@linux-nfs.org
Subject: Re: [PATCH 0/12] FS-Cache: Generic filesystem caching facility
Date: Tue, 15 Nov 2005 16:32:46 +0000 [thread overview]
Message-ID: <20051115163246.GA4959@mail.shareable.org> (raw)
In-Reply-To: <Pine.LNX.4.64.0511141428390.3263@g5.osdl.org>
Linus Torvalds wrote:
> And if it _is_ properly named (ie it really does mean "this entry
> positively does not exist") then it shouldn't have the same
> representation as NULL, because NULL really is traditionally used
> for "unknown" rather than "known to not exist".
You mean like:
> a negative dentry (dentry->d_inode = NULL) is another.
? :)
-- Jamie
next prev parent reply other threads:[~2005-11-15 16:33 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-14 21:54 [PATCH 0/12] FS-Cache: Generic filesystem caching facility David Howells
2005-11-14 21:54 ` David Howells
2005-11-14 21:54 ` [PATCH 2/12] FS-Cache: Permit multiple inclusion of linux/pagevec.h David Howells
2005-11-14 21:54 ` David Howells
2005-11-14 21:54 ` [PATCH 1/12] FS-Cache: Handle -Wsign-compare in i386 bitops David Howells
2005-11-14 21:54 ` David Howells
2005-11-14 21:54 ` [PATCH 7/12] FS-Cache: Export a couple of VM functions David Howells
2005-11-14 21:54 ` David Howells
2005-11-14 21:54 ` [PATCH 3/12] FS-Cache: Add list_for_each_entry_safe_reverse() David Howells
2005-11-14 21:54 ` David Howells
2005-11-14 21:54 ` [PATCH 5/12] FS-Cache: Release page->private in failed readahead David Howells
2005-11-14 21:54 ` David Howells
2005-11-14 21:54 ` [PATCH 8/12] FS-Cache: Add generic filesystem cache core module David Howells
2005-11-14 21:54 ` David Howells
2005-11-14 21:54 ` [PATCH 4/12] FS-Cache: Permit pre-allocation of radix-tree nodes David Howells
2005-11-14 21:54 ` David Howells
2005-11-14 21:54 ` [PATCH 6/12] FS-Cache: Add a function to replace a page in the pagecache David Howells
2005-11-14 21:54 ` David Howells
2005-11-14 21:54 ` [PATCH 12/12] FS-Cache: CacheFS: Add Documentation David Howells
2005-11-14 21:54 ` David Howells
2005-11-14 21:54 ` [PATCH 11/12] FS-Cache: CacheFS: Add cache on blockdevice cache backend David Howells
2005-11-14 21:54 ` [PATCH 9/12] FS-Cache: Add documentation for FS-Cache and its interfaces David Howells
2005-11-14 21:54 ` David Howells
2005-11-14 21:54 ` [PATCH 10/12] FS-Cache: Make kAFS use FS-Cache David Howells
2005-11-14 21:54 ` David Howells
2005-11-14 22:45 ` [PATCH 0/12] FS-Cache: Generic filesystem caching facility Linus Torvalds
2005-11-14 23:03 ` Andrew Morton
2005-11-14 23:03 ` Andrew Morton
2005-11-14 23:17 ` Trond Myklebust
2005-11-15 8:57 ` [Linux-cachefs] " Jeff Garzik
2005-11-18 22:07 ` Troy Benjegerdes
2005-11-18 22:07 ` Troy Benjegerdes
2005-11-15 17:59 ` David Howells
2005-11-15 19:25 ` Andrew Morton
2005-11-15 23:45 ` Kyle Moffett
2005-11-16 11:26 ` David Howells
2005-11-16 11:26 ` David Howells
2005-11-16 11:56 ` Andrew Morton
2005-11-16 11:56 ` Andrew Morton
2005-11-17 19:28 ` David Howells
2005-11-17 21:29 ` Andrew Morton
2005-11-18 8:43 ` Paul Jackson
2005-11-15 13:51 ` David Howells
2005-11-15 13:51 ` David Howells
2005-11-15 17:05 ` Linus Torvalds
2005-11-15 16:32 ` Jamie Lokier [this message]
2005-11-15 16:54 ` Linus Torvalds
2005-11-15 16:54 ` Linus Torvalds
2005-11-14 23:47 ` [PATCH] FS-Cache: Make NFS use FS-Cache Steve Dickson
2005-11-14 23:47 ` Steve Dickson
2005-11-15 0:07 ` Andrew Morton
2005-11-15 0:07 ` Andrew Morton
2005-11-15 2:31 ` Steve Dickson
2005-11-15 12:28 ` [PATCH 0/12] FS-Cache: Generic filesystem caching facility Nick Piggin
2005-11-15 12:28 ` Nick Piggin
2005-11-15 13:20 ` [PATCHES 0-12/12] " David Howells
2005-11-15 14:06 ` [Linux-cachefs] " J. Bruce Fields
2005-11-15 14:06 ` J. Bruce Fields
2005-11-15 16:24 ` David Howells
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