Re: [PATCH 0/9] overlay filesystem: request for inclusion (v17)

I tend to agree with Al's and Linus's POV regarding whiteouts. There are three general techniques to implementing whiteouts: 1. namespace: special file names, hard/symlinks, or special "hidden" dot files. 2. extended attributes. 3. DT_WHT dirent flags. (there's actually a 4th method I've tried be

Re: unionfs_copy_attr_times oopses

In message <[EMAIL PROTECTED]>, Hugh Dickins writes: > Hi Erez, > > Aside from the occasional "unionfs: new lower inode mtime" messages > on directories (which I've got into the habit of ignoring now), the > only problem I'm still suffering with unionfs over tmpfs (not tested > any other fs's belo

Re: [UNIONFS] 00/29 Unionfs and related patches pre-merge review (v2)

In message <[EMAIL PROTECTED]>, Al Viro writes: > On Sat, Jan 26, 2008 at 12:08:30AM -0500, Erez Zadok wrote: [concerns about lower directories moving around...] > You are thinking about non-interesting case. _Files_ are not much > of a problem. Directory tree is. The real pr

[PATCH] unhide CONFIG_DEBUG_SECTION_MISMATCH

e, passing CONFIG_DEBUG_SECTION_MISMATCH=y on the command line, but I can't turn on the option in my .config. That's because the option depends on "UNDEFINED". (Was that an attempt to "hide" the option? Why?) The following small patch allows me to set the option in my .config. Ch

Re: [PATCH] unhide CONFIG_DEBUG_SECTION_MISMATCH

In message <[EMAIL PROTECTED]>, Sam Ravnborg writes: > On Thu, Feb 14, 2008 at 03:54:04PM -0500, Erez Zadok wrote: > > Using: v2.6.25-rc1-120-ge760e71 > > > > In a normal compilation, I might this message: > > > > ... > > MODPOST vmlinux.o >

[PATCH -mmotm] one more reject fix in arch/x86/Kconfig

Using mmotm-2008-02-15-11-03, I get $ make ARCH=i386 HOSTCC scripts/kconfig/conf.o HOSTCC scripts/kconfig/kxgettext.o HOSTCC scripts/kconfig/zconf.tab.o HOSTLD scripts/kconfig/conf scripts/kconfig/conf -s arch/x86/Kconfig arch/x86/Kconfig:24: unknown option "HEAD" arch/x86/Kconfig:30:

[PATCH -mmotm] fs/sysfs/file.c d_path fix

* [fs] Error 2 The following small patch fixes it for me. Cheers, Erez. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c index 02223e2..a57b024 100644 --- a/fs/sysfs/file.c +++ b/fs/sysfs/file.c @@ -329,9 +329,11 @@ static int sysfs_open_file

[GIT PULL -mm] 00/17 Unionfs updates/fixes/cleanups

Morton (1): Unionfs: embed a struct path into struct nameidata instead of nd dentrymnt David Howells (1): Unionfs: stop using iget() and read_inode() Erez Zadok (14): Unionfs: grab lower super_block references Unionfs: ensure consistent lower inodes types Unionfs: documen

[PATCH 01/17] Unionfs: grab lower super_block references

This prevents the lower super_block from being destroyed too early, when a lower file system is being unmounted with MNT_FORCE or MNT_DETACH. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/main.c |3 +++ fs/unionfs/super.c | 14 ++ fs/unionfs/union.h |2

[PATCH 03/17] Unionfs: document behavior when the lower topology changes

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- Documentation/filesystems/unionfs/concepts.txt | 13 + 1 files changed, 13 insertions(+), 0 deletions(-) diff --git a/Documentation/filesystems/unionfs/concepts.txt b/Documentation/filesystems/unionfs/concepts.txt index b

[PATCH 07/17] Unionfs: follow_link locking fixes

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/inode.c |6 +- 1 files changed, 5 insertions(+), 1 deletions(-) diff --git a/fs/unionfs/inode.c b/fs/unionfs/inode.c index 8d939dc..6377533 100644 --- a/fs/unionfs/inode.c +++ b/fs/unionfs/inode.c @@ -820,7 +820,11 @@

[PATCH 09/17] Unionfs: revalidation code cleanup and refactoring

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/dentry.c | 55 -- 1 files changed, 35 insertions(+), 20 deletions(-) diff --git a/fs/unionfs/dentry.c b/fs/unionfs/dentry.c index cd15243..afa2120 100644 --- a/fs/unionfs/dentry.c

[PATCH 02/17] Unionfs: ensure consistent lower inodes types

ROTECTED]> Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/lookup.c | 13 + 1 files changed, 13 insertions(+), 0 deletions(-) diff --git a/fs/unionfs/lookup.c b/fs/unionfs/lookup.c index b9ee072..755158e 100644 --- a/fs/unionfs/lookup.c +++ b/fs/unionfs/lookup.c

[PATCH 04/17] Unionfs: uninline unionfs_copy_attr_times and unionfs_copy_attr_all

This reduces text size by about 6k. Cc: Hugh Dickins <[EMAIL PROTECTED]> Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/fanout.h | 50 -- fs/unionfs/subr.c | 50 ++

[PATCH 17/17] VFS/Unionfs: use generic path_get/path_put functions

Remove unionfs's versions thereof. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/main.c | 10 +- fs/unionfs/super.c| 27 ++- include/linux/namei.h | 12 3 files changed, 19 insertions(+), 30 deletions(-) diff

[PATCH 16/17] Unionfs: use the new path_put

lunck <[EMAIL PROTECTED]> Signed-off-by: Andreas Gruenbacher <[EMAIL PROTECTED]> Acked-by: Christoph Hellwig <[EMAIL PROTECTED]> Signed-off-by: Andrew Morton <[EMAIL PROTECTED]> Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/main.c |2 +- fs/unionfs/supe

[PATCH 12/17] Unionfs: branch management/configuration fixes

Remove unnecessary calls to update branch m/ctimes, and use them only when needed. Update branch vfsmounts after operations that could cause a copyup. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/commonfops.c |9 +++-- fs/unionfs/copyup.c |3 ++- fs/u

[PATCH 10/17] Unionfs: factor out revalidation routine

To be used by rest of revalidation code, as well a callers who already locked the child and parent dentry branch-configurations. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/dentry.c | 87 +++--- fs/unionfs/union.h |3 ++ 2

[PATCH 08/17] Unionfs: improve debugging in copy_attr_times

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/subr.c |8 +++- 1 files changed, 7 insertions(+), 1 deletions(-) diff --git a/fs/unionfs/subr.c b/fs/unionfs/subr.c index 68a6280..1a40f63 100644 --- a/fs/unionfs/subr.c +++ b/fs/unionfs/subr.c @@ -247,8 +247,14 @

[PATCH 13/17] Unionfs: use dget_parent in revalidation code

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/dentry.c | 13 - 1 files changed, 4 insertions(+), 9 deletions(-) diff --git a/fs/unionfs/dentry.c b/fs/unionfs/dentry.c index a956b94..f8f65e1 100644 --- a/fs/unionfs/dentry.c +++ b/fs/unionfs/dentry.c @@ -410,15 +

[PATCH 05/17] Unionfs: initialize path_save variable

This is not strictly necessary, but it helps quiet a gcc-4.2 warning (a good optimizer may optimize this initialization away). Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> Signed-off-by: Josef 'Jeff' Sipek <[EMAIL PROTECTED]> --- fs/unionfs/inode.c |2 +- 1 files chang

[PATCH 06/17] Unionfs: extend dentry branch configuration lock in open

Dentry branch configuration "info node" lock should extend to calls to copy_attr_times. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/commonfops.c | 14 -- 1 files changed, 4 insertions(+), 10 deletions(-) diff --git a/fs/unionfs/commonfop

[PATCH 15/17] Unionfs: embed a struct path into struct nameidata instead of nd dentrymnt

From: Andrew Morton <[EMAIL PROTECTED]> Signed-off-by: Andrew Morton <[EMAIL PROTECTED]> Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/inode.c | 12 ++-- 1 files changed, 6 insertions(+), 6 deletions(-) diff --git a/fs/unionfs/inode.c b/fs/unionfs/ino

[PATCH 11/17] Unionfs: lock parents' branch configuration fixes

Ensure that we lock the branch configuration of parent and child dentries in operations which need it, and in the right order. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/commonfops.c | 31 +--- fs/unionfs/dentry.c | 26 +-

[PATCH 14/17] Unionfs: stop using iget() and read_inode()

error incurred when getting the root inode instead of EINVAL. Signed-off-by: David Howells <[EMAIL PROTECTED]> Signed-off-by: Andrew Morton <[EMAIL PROTECTED]> Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/main.c | 11 +-- fs/unionfs/super.c | 19 +++

Re: unionfs_copy_attr_times oopses

In message <[EMAIL PROTECTED]>, Hugh Dickins writes: > Hi Erez, > > Aside from the occasional "unionfs: new lower inode mtime" messages > on directories (which I've got into the habit of ignoring now), the > only problem I'm still suffering with unionfs over tmpfs (not tested > any other fs's bel

Re: [2.6 patch] make vfs_ioctl() static

In message <[EMAIL PROTECTED]>, Christoph Hellwig writes: > On Sun, Feb 17, 2008 at 10:18:42AM +0200, Adrian Bunk wrote: > > This patch makes the needlessly global vfs_ioctl() static. > > I think the point was toa eventually export it for stackable filesystem > use. But until they start using it

Re: [PATCH] fix up kerneldoc in fs/ioctl.c a little bit

In message <[EMAIL PROTECTED]>, Christoph Hellwig writes: > - remove non-standard in/out markers > - use tabs for formatting > > > Signed-off-by: Christoph Hellwig <[EMAIL PROTECTED]> > > Index: linux-2.6/fs/ioctl.c > === > --- li

Re: [PATCH 1/3] Unionfs: use printk KERN_CONT for debugging messages

In message <[EMAIL PROTECTED]>, Joe Perches writes: > On Thu, 2008-01-03 at 00:57 -0500, Erez Zadok wrote: > I think printks should be single statements and > KERN_CONT should be used as sparingly as possible. [...] KERN_CONT is documented as not being SMP safe, but I figured it w

[PATCH] block2mtd lockdep_init_map warning

lieu of a better fix, is this patch acceptable? Thanks, Erez. -- block2mtd: defer mutex initialization to avoid a lockdep warning Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> diff --git a/drivers/mtd/devices/block2mtd.c b/drivers/mtd/devices/block2mtd.c index be4b994..2c6d3e7 100644 --- a/dr

Re: [PATCH] block2mtd lockdep_init_map warning

n as a maintainer. Perhaps an update? If you get a patch, I'd love to test it. > On Sun, 6 January 2008 02:17:32 -0500, Erez Zadok wrote: [...] > > In lieu of a better fix, is this patch acceptable? > > Not for me. I don't mind if you keep such a hack until a proper > solut

[GIT PULL -mm] 0/4 Unionfs updates/fixes/cleanups

to receive the following: Erez Zadok (4): Unionfs: merged several printk KERN_CONT together into one pr_debug Unionfs: mmap fixes Unionfs: branch-management related locking fixes Unionfs: ensure we have lower dentries in d_iput commonfops.c |6 ++ debu

[PATCH 3/4] Unionfs: branch-management related locking fixes

Add necessary locking to dentry/inode branch-configuration, so we get consistent values during branch-management actions. In d_revalidate_chain, ->permission, and ->create, also lock parent dentry. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/commonfops.c |

[PATCH 2/4] Unionfs: mmap fixes

Ensure we have lower inodes in prepare/commit_write. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/mmap.c | 26 +- 1 files changed, 21 insertions(+), 5 deletions(-) diff --git a/fs/unionfs/mmap.c b/fs/unionfs/mmap.c index a0e654b..ad770ac 100644 --

[PATCH 4/4] Unionfs: ensure we have lower dentries in d_iput

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/dentry.c |3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/fs/unionfs/dentry.c b/fs/unionfs/dentry.c index d969640..cd15243 100644 --- a/fs/unionfs/dentry.c +++ b/fs/unionfs/dentry.c @@ -507,9 +507,10 @@

[PATCH 1/4] Unionfs: merged several printk KERN_CONT together into one pr_debug

CC: Joe Perches <[EMAIL PROTECTED]> Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/debug.c | 51 +-- 1 files changed, 25 insertions(+), 26 deletions(-) diff --git a/fs/unionfs/debug.c b/fs/unionfs/debug.c index 5f1d

[PATCH 09/29] Unionfs: lower-level copyup routines

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/copyup.c | 899 +++ 1 files changed, 899 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/copyup.c diff --git a/fs/unionfs/copyup.c b/fs/unionfs/copyup.c new file mode

[PATCH 17/29] Unionfs: unlink/rmdir operations

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/unlink.c | 251 +++ 1 files changed, 251 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/unlink.c diff --git a/fs/unionfs/unlink.c b/fs/unionfs/unlink.c new file mode

[PATCH 01/29] Unionfs: documentation

Includes index files, MAINTAINERS, and documentation on general concepts, usage, issues, and renaming operations. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- Documentation/filesystems/00-INDEX |2 + Documentation/filesystems/unionfs/00-INDEX | 10 + Documen

[PATCH 11/29] Unionfs: lower-level lookup routines

Includes lower nameidata support routines. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/lookup.c | 652 +++ 1 files changed, 652 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/lookup.c diff --git a/fs/u

[PATCH 21/29] Unionfs: extended attributes operations

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/xattr.c | 153 1 files changed, 153 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/xattr.c diff --git a/fs/unionfs/xattr.c b/fs/unionfs/xattr.c new file mode

[PATCH 10/29] Unionfs: dentry revalidation

Includes d_release methods and cache-coherency support for dentries. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/dentry.c | 548 +++ 1 files changed, 548 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/dentry.c

[PATCH 26/29] Unionfs: common header file for user-land utilities and kernel

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- include/linux/union_fs.h | 24 1 files changed, 24 insertions(+), 0 deletions(-) create mode 100644 include/linux/union_fs.h diff --git a/include/linux/union_fs.h b/include/linux/union_fs.h new file mode 100644

[PATCH 12/29] Unionfs: rename method and helpers

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/rename.c | 531 +++ 1 files changed, 531 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/rename.c diff --git a/fs/unionfs/rename.c b/fs/unionfs/rename.c new file mode

[PATCH 14/29] Unionfs: readdir helper functions

Includes whiteout handling for directories. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/dirhelper.c | 267 1 files changed, 267 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/dirhelper.c diff --git a/fs/u

[PATCH 22/29] Unionfs: async I/O queue

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/sioq.c | 119 + fs/unionfs/sioq.h | 92 + 2 files changed, 211 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/sioq.c

[PATCH 15/29] Unionfs: readdir state helpers

Includes duplicate name elimination and whiteout-handling code. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/rdstate.c | 285 ++ 1 files changed, 285 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/rdstate.c

[PATCH 03/29] Makefile: hook to compile unionfs

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/Makefile |1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/fs/Makefile b/fs/Makefile index 500cf15..e202288 100644 --- a/fs/Makefile +++ b/fs/Makefile @@ -118,3 +118,4 @@ obj-$(CONFIG_HPPFS) += hppfs

[PATCH 02/29] VFS/eCryptfs: use simplified fs_stack API to fsstack_copy_attr_all

Acked-by: Mike Halcrow <[EMAIL PROTECTED]> Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/ecryptfs/dentry.c |2 +- fs/ecryptfs/inode.c |6 +++--- fs/ecryptfs/main.c |2 +- fs/stack.c | 38 -- i

[UNIONFS] 00/29 Unionfs and related patches pre-merge review (v2)

a merge could be that we'd have more than one stackable f/s in the kernel (i.e., ecryptfs and unionfs); this would allow us to slowly and gradually generalize the VFS so it can better support stackable file systems. Lastly, shortlog and diffstats: Erez Zadok (29): Unionfs: documentation

[PATCH 27/29] VFS path get/put ops used by Unionfs

Note: this will become obsolete once similar patches, now in -mm, make it to mainline. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- include/linux/namei.h | 13 + 1 files changed, 13 insertions(+), 0 deletions(-) diff --git a/include/linux/namei.h b/include/linux/namei.h

[PATCH 04/29] Unionfs: main Makefile

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/Makefile | 13 + 1 files changed, 13 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/Makefile diff --git a/fs/unionfs/Makefile b/fs/unionfs/Makefile new file mode 100644 index 000..17ca4a7 --- /de

[PATCH 29/29] Put Unionfs and eCryptfs under one layered filesystems menu

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/Kconfig | 53 + 1 files changed, 41 insertions(+), 12 deletions(-) diff --git a/fs/Kconfig b/fs/Kconfig index 487236c..55a78b7 100644 --- a/fs/Kconfig +++ b/fs/Kconfig @@ -1041,6 +1

[PATCH 08/29] Unionfs: basic file operations

Includes read, write, mmap, fsync, and fasync. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/file.c | 184 + 1 files changed, 184 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/file.c diff --git a/fs/u

[PATCH 23/29] Unionfs: miscellaneous helper routines

Mostly related to whiteouts. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/subr.c | 242 + 1 files changed, 242 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/subr.c diff --git a/fs/unionfs/subr.c b/fs/u

[PATCH 05/29] Unionfs: fanout header definitions

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/fanout.h | 366 +++ 1 files changed, 366 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/fanout.h diff --git a/fs/unionfs/fanout.h b/fs/unionfs/fanout.h new file mode

[PATCH 18/29] Unionfs: address-space operations

Includes writepage, writepages, readpage, prepare_write, and commit_write. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/mmap.c | 343 + 1 files changed, 343 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/

[PATCH 16/29] Unionfs: inode operations

Includes create, lookup, link, symlink, mkdir, mknod, readlink, follow_link, put_link, permission, and setattr. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/inode.c | 1174 1 files changed, 1174 insertions(+), 0 del

[PATCH 25/29] Unionfs file system magic number

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- include/linux/magic.h |2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/include/linux/magic.h b/include/linux/magic.h index 1fa0c2c..67043ed 100644 --- a/include/linux/magic.h +++ b/include/linux/magic.h @@ -35,6

[PATCH 28/29] VFS: export release_open_intent symbol

Needed to release the resources of the lower nameidata structures that we create and pass to lower file systems (e.g., when calling vfs_create). Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/namei.c |1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/fs/namei.

[PATCH 19/29] Unionfs: mount-time and stacking-interposition functions

Includes read_super and module-linkage routines. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/main.c | 794 + 1 files changed, 794 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/main.c diff --git a/fs/u

[PATCH 24/29] Unionfs: debugging infrastructure

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/debug.c | 533 1 files changed, 533 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/debug.c diff --git a/fs/unionfs/debug.c b/fs/unionfs/debug.c new file mode

[PATCH 13/29] Unionfs: directory reading file operations

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/dirfops.c | 290 ++ 1 files changed, 290 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/dirfops.c diff --git a/fs/unionfs/dirfops.c b/fs/unionfs/dirfops.c new fil

[PATCH 07/29] Unionfs: common file copyup/revalidation operations

Includes open, ioctl, and flush operations. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/commonfops.c | 835 +++ 1 files changed, 835 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/commonfops.c diff --git a/fs/u

[PATCH 06/29] Unionfs: main header file

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/union.h | 602 1 files changed, 602 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/union.h diff --git a/fs/unionfs/union.h b/fs/unionfs/union.h new file mode

[PATCH 20/29] Unionfs: super_block operations

Includes read_inode, delete_inode, put_super, statfs, remount_fs (which supports branch-management ops), clear_inode, alloc_inode, destroy_inode, write_inode, umount_begin, and show_options. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/super.c

Re: [UNIONFS] 00/29 Unionfs and related patches pre-merge review (v2)

In message <[EMAIL PROTECTED]>, Christoph Hellwig writes: > On Thu, Jan 10, 2008 at 09:59:19AM -0500, Erez Zadok wrote: > > > > Dear Linus, Al, Christoph, and Andrew, > > > > As per your request, I'm posting for review the unionfs code (and related &g

NFSv2/3 broken exporting/mounting (permission denied) in 2.6.24-rc4

I get a "permission denied" when trying to mount a localhost nfsv2/3 exported volume, on v2.6.24-rc4-124-gf194d13. It works w/ nfsv4 mounting. It worked fine in 2.6.24-rc3. Here's a sequence of ops I tried: # mount -t ext2 /dev/hdb1 /n/lower/b0 # exportfs -o no_root_squash,rw localhost:/n/lower/

Re: [NFS] NFSv2/3 broken exporting/mounting (permission denied) in 2.6.24-rc4

In message <[EMAIL PROTECTED]>, "J. Bruce Fields" writes: > On Fri, Dec 07, 2007 at 03:00:13PM -0500, Erez Zadok wrote: [...] > Those files are actually in a separate filesystem (of type "nfsd") which > is supposed to be mounted on /proc/fs/nfsd/. So that mount

Re: [NFS] NFSv2/3 broken exporting/mounting (permission denied) in 2.6.24-rc4

In message <[EMAIL PROTECTED]>, "J. Bruce Fields" writes: > On Thu, Dec 06, 2007 at 09:20:41PM -0500, Erez Zadok wrote: > > I get a "permission denied" when trying to mount a localhost nfsv2/3 > > exported volume, on v2.6.24-rc4-124-gf194d13. It works

Re: [NFS] NFSv2/3 broken exporting/mounting (permission denied) in 2.6.24-rc4

In message <[EMAIL PROTECTED]>, "J. Bruce Fields" writes: > On Thu, Dec 06, 2007 at 09:20:41PM -0500, Erez Zadok wrote: > > I get a "permission denied" when trying to mount a localhost nfsv2/3 > > exported volume, on v2.6.24-rc4-124-gf194d13. It works

[GIT PULL -mm] 0/2 Unionfs updates/fixes/cleanups

, xfs, reiserfs, nfs2/3/4, jffs2, ramfs, tmpfs, cramfs, and squashfs (where available). See http://unionfs.filesystems.org/ to download back-ported unionfs code. Please pull from the 'master' branch of git://git.kernel.org/pub/scm/linux/kernel/git/ezk/unionfs.git to receive the followi

[PATCH 1/2] Unionfs: cleanup/consolidate branch-mode parsing code

Also a bug fix: disallow unrecognized branch modes at mount time, instead of defaulting to "rw". Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/main.c | 44 ++-- fs/unionfs/super.c | 12 fs/unionfs/union

[PATCH 2/2] Unionfs: reduce the amount of cache-coherency debugging messages

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/dentry.c | 38 +++--- 1 files changed, 23 insertions(+), 15 deletions(-) diff --git a/fs/unionfs/dentry.c b/fs/unionfs/dentry.c index 05d9914..7d27987 100644 --- a/fs/unionfs/dentry.c +++ b/fs/u

[UNIONFS] 00/42 Unionfs and related patches review

Al, Christoph, and Andrew, As per your request, I'm posting for review the unionfs code (and related code) that's in my korg tree against mainline (v2.6.24-rc4-190-g94545ba). This code is nearly identical to what's in -mm (the mm code has a couple of additional things that depend on mm-specific p

[PATCH 01/42] Unionfs: filesystems documentation index

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- Documentation/filesystems/00-INDEX |2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/Documentation/filesystems/00-INDEX b/Documentation/filesystems/00-INDEX index 1de155e..b168331 100644 --- a/Documentation/filesyst

[PATCH 18/42] Unionfs: directory reading file operations

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/dirfops.c | 290 ++ 1 files changed, 290 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/dirfops.c diff --git a/fs/unionfs/dirfops.c b/fs/unionfs/dirfops.c new fil

[PATCH 02/42] Unionfs: unionfs documentation index

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- Documentation/filesystems/unionfs/00-INDEX | 10 ++ 1 files changed, 10 insertions(+), 0 deletions(-) create mode 100644 Documentation/filesystems/unionfs/00-INDEX diff --git a/Documentation/filesystems/unionfs/00-IN

[PATCH 05/42] Unionfs: documentation for any known issues

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- Documentation/filesystems/unionfs/issues.txt | 24 1 files changed, 24 insertions(+), 0 deletions(-) create mode 100644 Documentation/filesystems/unionfs/issues.txt diff --git a/Documentation/filesystems/u

[PATCH 03/42] Unionfs: documentation for general concepts

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- Documentation/filesystems/unionfs/concepts.txt | 199 1 files changed, 199 insertions(+), 0 deletions(-) create mode 100644 Documentation/filesystems/unionfs/concepts.txt diff --git a/Documentation/filesystems/u

[PATCH 07/42] Unionfs maintainers

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- MAINTAINERS |9 + 1 files changed, 9 insertions(+), 0 deletions(-) diff --git a/MAINTAINERS b/MAINTAINERS index f3d7256..95f16f0 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -3805,6 +3805,15 @@ L: linux-kernel@vger.kern

[PATCH 08/42] Makefile: hook to compile unionfs

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/Makefile |1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/fs/Makefile b/fs/Makefile index 500cf15..e202288 100644 --- a/fs/Makefile +++ b/fs/Makefile @@ -118,3 +118,4 @@ obj-$(CONFIG_HPPFS) += hppfs

[PATCH 04/42] Unionfs: usage documentation for users

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- Documentation/filesystems/unionfs/usage.txt | 115 +++ 1 files changed, 115 insertions(+), 0 deletions(-) create mode 100644 Documentation/filesystems/unionfs/usage.txt diff --git a/Documentation/filesystems/u

[PATCH 22/42] Unionfs: unlink/rmdir operations

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/unlink.c | 236 +++ 1 files changed, 236 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/unlink.c diff --git a/fs/unionfs/unlink.c b/fs/unionfs/unlink.c new file mode

[PATCH 27/42] Unionfs: async I/O queue headers

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/sioq.h | 92 + 1 files changed, 92 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/sioq.h diff --git a/fs/unionfs/sioq.h b/fs/unionfs/sioq.h new file mode 100644

[PATCH 09/42] Unionfs: main Makefile

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/Makefile | 13 + 1 files changed, 13 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/Makefile diff --git a/fs/unionfs/Makefile b/fs/unionfs/Makefile new file mode 100644 index 000..17ca4a7 --- /de

[PATCH 28/42] Unionfs: async I/O queue operations

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/sioq.c | 119 + 1 files changed, 119 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/sioq.c diff --git a/fs/unionfs/sioq.c b/fs/unionfs/sioq.c new file mode 100644

[PATCH 26/42] Unionfs: extended attributes operations

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/xattr.c | 153 1 files changed, 153 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/xattr.c diff --git a/fs/unionfs/xattr.c b/fs/unionfs/xattr.c new file mode

[PATCH 15/42] Unionfs: dentry revalidation

Includes d_release methods and cache-coherency support for dentries. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/dentry.c | 498 +++ 1 files changed, 498 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/dentry.c

[PATCH 29/42] Unionfs: miscellaneous helper routines

Mostly related to whiteouts. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/subr.c | 242 + 1 files changed, 242 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/subr.c diff --git a/fs/unionfs/subr.c b/fs/u

[PATCH 31/42] VFS: fs_stack header cleanups

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- include/linux/fs_stack.h | 21 - 1 files changed, 16 insertions(+), 5 deletions(-) diff --git a/include/linux/fs_stack.h b/include/linux/fs_stack.h index bb516ce..6b52faf 100644 --- a/include/linux/fs_stack.h +++ b/i

[PATCH 41/42] eCryptfs: use simplified fs_stack API for inode operations

CC: Mike Halcrow <[EMAIL PROTECTED]> Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/ecryptfs/inode.c |6 +++--- 1 files changed, 3 insertions(+), 3 deletions(-) diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c index 0b1ab01..a846557 100644 --- a/fs/ecryptfs/inod

[PATCH 38/42] VFS: simplified fsstack_copy_attr_all

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/stack.c | 30 +- 1 files changed, 17 insertions(+), 13 deletions(-) diff --git a/fs/stack.c b/fs/stack.c index 67716f6..a548aac 100644 --- a/fs/stack.c +++ b/fs/stack.c @@ -1,8 +1,20 @@ +/* + * Copyright (c

[PATCH 24/42] Unionfs: mount-time and stacking-interposition functions

Includes read_super and module-linkage routines. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/main.c | 783 + 1 files changed, 783 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/main.c diff --git a/fs/u

[PATCH 33/42] MM: extern for drop_pagecache_sb

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- include/linux/mm.h |2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index 1b7b95c..fc61bd3 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -19,6 +19,7 @@ struct an

[PATCH 14/42] Unionfs: lower-level copyup routines

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/copyup.c | 897 +++ 1 files changed, 897 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/copyup.c diff --git a/fs/unionfs/copyup.c b/fs/unionfs/copyup.c new file mode

[PATCH 37/42] VFS: export release_open_intent symbol

Needed to release the resources of the lower nameidata structures that we create and pass to lower file systems (e.g., when calling vfs_create). Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/namei.c |1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/fs/namei.

[PATCH 32/42] Unionfs file system magic number

Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- include/linux/magic.h |2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/include/linux/magic.h b/include/linux/magic.h index 1fa0c2c..67043ed 100644 --- a/include/linux/magic.h +++ b/include/linux/magic.h @@ -35,6

[PATCH 25/42] Unionfs: super_block operations

Includes read_inode, delete_inode, put_super, statfs, remount_fs (which supports branch-management ops), clear_inode, alloc_inode, destroy_inode, write_inode, umount_begin, and show_options. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/super.c

[PATCH 19/42] Unionfs: readdir helper functions

Includes whiteout handling for directories. Signed-off-by: Erez Zadok <[EMAIL PROTECTED]> --- fs/unionfs/dirhelper.c | 272 1 files changed, 272 insertions(+), 0 deletions(-) create mode 100644 fs/unionfs/dirhelper.c diff --git a/fs/u

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