deliverable/linux.git
16 years agoBtrfs: Fix allocation routines to avoid intermixing data and metadata allocations
Chris Mason [Mon, 15 Oct 2007 20:17:44 +0000 (16:17 -0400)] 
Btrfs: Fix allocation routines to avoid intermixing data and metadata allocations

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: Add back the online defragging code
Chris Mason [Mon, 15 Oct 2007 20:17:34 +0000 (16:17 -0400)] 
Btrfs: Add back the online defragging code

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: Use an array of pages in the extent buffers to reduce the cost of find_get_page
Chris Mason [Mon, 15 Oct 2007 20:17:04 +0000 (16:17 -0400)] 
Btrfs: Use an array of pages in the extent buffers to reduce the cost of find_get_page

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: Cache extent buffer mappings
Chris Mason [Mon, 15 Oct 2007 20:16:28 +0000 (16:16 -0400)] 
Btrfs: Cache extent buffer mappings

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: Allow tree blocks larger than the page size
Chris Mason [Mon, 15 Oct 2007 20:15:53 +0000 (16:15 -0400)] 
Btrfs: Allow tree blocks larger than the page size

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: Change the remaining radix trees used by extent-tree.c to extent_map trees
Chris Mason [Mon, 15 Oct 2007 20:15:26 +0000 (16:15 -0400)] 
Btrfs: Change the remaining radix trees used by extent-tree.c to extent_map trees

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: Stop using radix trees for the block group cache
Chris Mason [Mon, 15 Oct 2007 20:15:19 +0000 (16:15 -0400)] 
Btrfs: Stop using radix trees for the block group cache

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: Fix extent_buffer and extent_state leaks
Chris Mason [Mon, 15 Oct 2007 20:14:48 +0000 (16:14 -0400)] 
Btrfs: Fix extent_buffer and extent_state leaks

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: Go back to kmaps instead of page_address in extent_buffers
Chris Mason [Mon, 15 Oct 2007 20:14:41 +0000 (16:14 -0400)] 
Btrfs: Go back to kmaps instead of page_address in extent_buffers

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: Avoid memcpy where possible in extent_buffers
Chris Mason [Mon, 15 Oct 2007 20:14:37 +0000 (16:14 -0400)] 
Btrfs: Avoid memcpy where possible in extent_buffers

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: Optimizations for the extent_buffer code
Chris Mason [Mon, 15 Oct 2007 20:14:27 +0000 (16:14 -0400)] 
Btrfs: Optimizations for the extent_buffer code

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: Create extent_buffer interface for large blocksizes
Chris Mason [Mon, 15 Oct 2007 20:14:19 +0000 (16:14 -0400)] 
Btrfs: Create extent_buffer interface for large blocksizes

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agobtrfs_get_extent should treat inline extents as though they hold a whole block
Chris Mason [Thu, 20 Sep 2007 18:14:42 +0000 (14:14 -0400)] 
btrfs_get_extent should treat inline extents as though they hold a whole block

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: factor page private preparations into a helper
Christoph Hellwig [Mon, 17 Sep 2007 15:25:58 +0000 (11:25 -0400)] 
Btrfs: factor page private preparations into a helper

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: Fix double free and off by one in inode.c
Yan [Mon, 17 Sep 2007 15:13:12 +0000 (11:13 -0400)] 
Btrfs: Fix double free and off by one in inode.c

The first change removes  potential double free, the second fix a off
by one error.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: truncate: don't update inode->i_blocks when extent is a hole
Yan [Mon, 17 Sep 2007 15:13:11 +0000 (11:13 -0400)] 
Btrfs: truncate: don't update inode->i_blocks when extent is a hole

I think check whether extent is a hole before update 'inode->i_blocks'
is unconditional required. (original codes check it only when
del_item isn't equal to 0)

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agocreate btrfs_path slab with the correct size
Yan [Mon, 17 Sep 2007 15:08:52 +0000 (11:08 -0400)] 
create btrfs_path slab with the correct size

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agofix found_type decrement in btrfs_truncate_in_trans
Yan [Mon, 17 Sep 2007 15:08:38 +0000 (11:08 -0400)] 
fix found_type decrement in btrfs_truncate_in_trans

found_type has already been decreased by codes above the change,  I
think decrease it by one again doesn't make sense.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: Fix duplicate ENOSPC checks in find_free_extent
Chris Mason [Mon, 17 Sep 2007 15:00:51 +0000 (11:00 -0400)] 
Btrfs: Fix duplicate ENOSPC checks in find_free_extent

find_free_extent would fail to wrap around to the start of the drive because
it was doing the enospc case checking twice in some cases, causing it
to return -ENOSPC early.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
16 years agoBtrfs: Use balance_dirty_pages_nr on btree blocks
Chris Mason [Mon, 17 Sep 2007 14:58:06 +0000 (10:58 -0400)] 
Btrfs: Use balance_dirty_pages_nr on btree blocks

btrfs_btree_balance_dirty is changed to pass the number of pages dirtied
for more accurate dirty throttling.  This lets the VM make better decisions
about when to force some writeback.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Fix cache_block_group to catch holes at the start of the group
Yan [Fri, 14 Sep 2007 20:15:28 +0000 (16:15 -0400)] 
Btrfs: Fix cache_block_group to catch holes at the start of the group

Cache block group was overly complex and missed free blocks at the very start
of the group.  This patch simplifies things significantly.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Fix off by one error in dirty_and_release_pages
Yan [Fri, 14 Sep 2007 14:23:29 +0000 (10:23 -0400)] 
Btrfs: Fix off by one error in dirty_and_release_pages

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agosplit up btrfs_ioctl
Christoph Hellwig [Fri, 14 Sep 2007 14:22:57 +0000 (10:22 -0400)] 
split up btrfs_ioctl

Add a helper per ioctl function to make the code more readable.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: use unlocked_ioctl
Christoph Hellwig [Fri, 14 Sep 2007 14:22:47 +0000 (10:22 -0400)] 
Btrfs: use unlocked_ioctl

No reason to grab the BKL before calling into the btrfs ioctl code.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Simplify makefile
Jan Engelhardt [Fri, 14 Sep 2007 14:22:19 +0000 (10:22 -0400)] 
Btrfs: Simplify makefile

Single-colons will do here.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: add modules_install target
Chris Mason [Fri, 14 Sep 2007 13:43:53 +0000 (09:43 -0400)] 
Btrfs: add modules_install target

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Fix extra link count dec in rename
Chris Mason [Fri, 14 Sep 2007 13:42:31 +0000 (09:42 -0400)] 
Btrfs: Fix extra link count dec in rename

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Added tag v0.8 for changeset f5ce4cc64def
Chris Mason [Tue, 11 Sep 2007 23:45:31 +0000 (19:45 -0400)] 
Btrfs: Added tag v0.8 for changeset f5ce4cc64def

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Find and remove dead roots the first time a root is loaded.
Chris Mason [Tue, 11 Sep 2007 15:15:39 +0000 (11:15 -0400)] 
Btrfs: Find and remove dead roots the first time a root is loaded.

Dead roots are trees left over after a crash, and they were either in the
process of being removed or were waiting to be removed when the box crashed.
Before, a search of the entire tree of root pointers was done on mount
looking for dead roots.  Now, the search is done the first time we load
a root.

This makes mount faster when there are a large number of snapshots, and it
enables the block accounting code to properly update the block counts on
the latest root as old versions of the root are reaped after a crash.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: [PATCH] extent_map: add writepage_end_io hook
Christoph Hellwig [Tue, 11 Sep 2007 00:02:33 +0000 (20:02 -0400)] 
Btrfs: [PATCH] extent_map: add writepage_end_io hook

XFS updates the ondisk inode size only after the data I/O has finished,
so it needs a hook when the writepage end_bio handler has finished.

Might not be worth applying as-is as the per-page callback is very
ineffcient.  What XFS really wants is a callback when writeout of a
whole extent has completed.  This delayed i_size updates scheme might
be worthwile for btrfs aswell, btw.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: [PATCH] extent_map: make the writepage_io hook optional
Christoph Hellwig [Tue, 11 Sep 2007 00:02:32 +0000 (20:02 -0400)] 
Btrfs: [PATCH] extent_map: make the writepage_io hook optional

The writepage_io is not mandatory, e.g. my port of xfs to the extent_map
code does not have one for now.  So handle a NULL pointer gracefully
here.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: [PATCH] extent_map: provide generic bmap
Christoph Hellwig [Tue, 11 Sep 2007 00:02:30 +0000 (20:02 -0400)] 
Btrfs: [PATCH] extent_map: provide generic bmap

generic_bmap is completely trivial, while the extent to bh mapping in
btrfs is rather complex.  So provide a extent_bmap instead that takes
a get_extent callback and can be used by filesystem using the extent_map
code.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: [PATCH] extent_map: fix locking for bio completion
Christoph Hellwig [Tue, 11 Sep 2007 00:02:27 +0000 (20:02 -0400)] 
Btrfs: [PATCH] extent_map: fix locking for bio completion

The bio completion handlers can be run in any context, e.g. when using
the old ide driver they run in hardirq context with irqs disabled so
lockdep rightfully warns about using write_lock_irq useage in these
handlers.

This patch switches clear_extent_bit and set_extent_bit to
write_lock_irqsave to fix this problem.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years ago[PATCH] btrfs: fix printk format warning
Christoph Hellwig [Tue, 11 Sep 2007 00:02:22 +0000 (20:02 -0400)] 
[PATCH] btrfs: fix printk format warning

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Reorder tests in set_extent_bit to properly find holes
Chris Mason [Tue, 11 Sep 2007 00:00:27 +0000 (20:00 -0400)] 
Btrfs: Reorder tests in set_extent_bit to properly find holes

Yan Zheng noticed that set_extent_bit was exiting too early when there
was a hole in the map.  The fix is to reorder the tests to check for the
hole first.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Add more synchronization before creating a snapshot
Chris Mason [Mon, 10 Sep 2007 23:58:36 +0000 (19:58 -0400)] 
Btrfs: Add more synchronization before creating a snapshot

File data checksums are only done during writepage, so we have to make sure
all pages are written when the snapshot is taken.  This also adds some
locking so that new writes don't race in and add new dirty pages.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoAdd support for defragging files via btrfsctl -d. Avoid OOM on extent tree
Chris Mason [Mon, 10 Sep 2007 23:58:16 +0000 (19:58 -0400)] 
Add support for defragging files via btrfsctl -d.  Avoid OOM on extent tree
defrag.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: remove extra drop_extent_cache call
Chris Mason [Thu, 30 Aug 2007 16:16:51 +0000 (12:16 -0400)] 
Btrfs: remove extra drop_extent_cache call

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: fsx delalloc fixes
Chris Mason [Thu, 30 Aug 2007 15:54:02 +0000 (11:54 -0400)] 
Btrfs: fsx delalloc fixes

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Add file data csums back in via hooks in the extent map code
Chris Mason [Thu, 30 Aug 2007 12:50:51 +0000 (08:50 -0400)] 
Btrfs: Add file data csums back in via hooks in the extent map code

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Use mount -o subvol to select the subvol directory instead of dev:
Chris Mason [Wed, 29 Aug 2007 13:11:44 +0000 (09:11 -0400)] 
Btrfs: Use mount -o subvol to select the subvol directory instead of dev:

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Fix oopsen in extent_tree.c during enospc
Yan [Wed, 29 Aug 2007 13:11:44 +0000 (09:11 -0400)] 
Btrfs: Fix oopsen in extent_tree.c during enospc

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Add mount into directory support
Yan [Wed, 29 Aug 2007 13:11:44 +0000 (09:11 -0400)] 
Btrfs: Add mount into directory support

Modified form of original patch from Christoph Hellwig to make btrfs
mount into the default subvolume by default.

mount /dev/somedevice:subvolumename to get other subvolumes or
mount /dev/somedevice:. to get the root

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Fix mknod to properly send rdev info back to disk
Yan [Wed, 29 Aug 2007 13:11:44 +0000 (09:11 -0400)] 
Btrfs: Fix mknod to properly send rdev info back to disk

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: ctree.c cleanups
Yan [Wed, 29 Aug 2007 13:11:44 +0000 (09:11 -0400)] 
Btrfs: ctree.c cleanups

Fixup a few buffer_head release errors, and fix an off by one in
balance_node_right.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Add per-root block accounting and sysfs entries
Josef Bacik [Wed, 29 Aug 2007 19:47:34 +0000 (15:47 -0400)] 
Btrfs: Add per-root block accounting and sysfs entries

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Add delayed allocation to the extent based page tree code
Chris Mason [Mon, 27 Aug 2007 20:49:44 +0000 (16:49 -0400)] 
Btrfs: Add delayed allocation to the extent based page tree code

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Extent based page cache code. This uses an rbtree of extents and tests
Chris Mason [Mon, 27 Aug 2007 20:49:44 +0000 (16:49 -0400)] 
Btrfs: Extent based page cache code.  This uses an rbtree of extents and tests
instead of buffer heads.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Make sure to cow the root during a snapshot
Chris Mason [Mon, 27 Aug 2007 20:49:44 +0000 (16:49 -0400)] 
Btrfs: Make sure to cow the root during a snapshot

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Do more extensive readahead during tree searches
Chris Mason [Mon, 27 Aug 2007 20:49:44 +0000 (16:49 -0400)] 
Btrfs: Do more extensive readahead during tree searches

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agofix block readahead in btrfs_next_leaf
Yan [Mon, 27 Aug 2007 19:17:54 +0000 (15:17 -0400)] 
fix block readahead in btrfs_next_leaf

Send the correct slot down to reada_for_search

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Added tag v0.7 for changeset 6125224d77d0
Chris Mason [Fri, 10 Aug 2007 20:32:29 +0000 (16:32 -0400)] 
Btrfs: Added tag v0.7 for changeset 6125224d77d0

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: delay commits during fsync to allow more writers
Josef Bacik [Fri, 10 Aug 2007 20:22:09 +0000 (16:22 -0400)] 
Btrfs: delay commits during fsync to allow more writers

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Add BH_Defrag to mark buffers that are in need of defragging
Chris Mason [Fri, 10 Aug 2007 18:42:37 +0000 (14:42 -0400)] 
Btrfs: Add BH_Defrag to mark buffers that are in need of defragging

This allows the tree walking code to defrag only the newly allocated
buffers, it seems to be a good balance between perfect defragging and the
performance hit of repeatedly reallocating blocks.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Btree defrag on the extent-mapping tree as well
Chris Mason [Fri, 10 Aug 2007 18:06:19 +0000 (14:06 -0400)] 
Btrfs: Btree defrag on the extent-mapping tree as well

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Further reduce the concurrency penalty of defrag and drop_snapshot
Chris Mason [Thu, 9 Aug 2007 00:17:12 +0000 (20:17 -0400)] 
Btrfs: Further reduce the concurrency penalty of defrag and drop_snapshot

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Replace extent tree preallocation code with some bit radix magic.
Chris Mason [Thu, 9 Aug 2007 00:17:12 +0000 (20:17 -0400)] 
Btrfs: Replace extent tree preallocation code with some bit radix magic.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Let some locks go during defrag and snapshot dropping
Chris Mason [Wed, 8 Aug 2007 14:08:58 +0000 (10:08 -0400)] 
Btrfs: Let some locks go during defrag and snapshot dropping

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Added tag v0.6 for changeset c13e9a0bf9b4
Chris Mason [Tue, 7 Aug 2007 20:35:25 +0000 (16:35 -0400)] 
Btrfs: Added tag v0.6 for changeset c13e9a0bf9b4

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Add run time btree defrag, and an ioctl to force btree defrag
Chris Mason [Tue, 7 Aug 2007 20:15:09 +0000 (16:15 -0400)] 
Btrfs: Add run time btree defrag, and an ioctl to force btree defrag

This adds two types of btree defrag, a run time form that tries to
defrag recently allocated blocks in the btree when they are still in ram,
and an ioctl that forces defrag of all btree blocks.

File data blocks are not defragged yet, but this can make a huge difference
in sequential btree reads.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Fold some btree readahead routines into something more generic.
Chris Mason [Tue, 7 Aug 2007 19:52:22 +0000 (15:52 -0400)] 
Btrfs: Fold some btree readahead routines into something more generic.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Do snapshot deletion in smaller chunks.
Chris Mason [Tue, 7 Aug 2007 19:52:19 +0000 (15:52 -0400)] 
Btrfs: Do snapshot deletion in smaller chunks.

Before, snapshot deletion was a single atomic unit.  This caused considerable
lock contention and required an unbounded amount of space.  Now,
the drop_progress field in the root item is used to indicate how far along
snapshot deletion is, and to resume where it left off.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: cleaner make clean
Joel Becker [Wed, 25 Jul 2007 18:04:51 +0000 (14:04 -0400)] 
Btrfs: cleaner make clean

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: deal with api changes in 2.6.23-rc1
Chris Mason [Wed, 25 Jul 2007 16:31:35 +0000 (12:31 -0400)] 
Btrfs: deal with api changes in 2.6.23-rc1

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Implement mknod
Josef Bacik [Wed, 11 Jul 2007 14:18:17 +0000 (10:18 -0400)] 
Btrfs: Implement mknod

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Some code cleanups
Aneesh [Wed, 11 Jul 2007 14:03:27 +0000 (10:03 -0400)] 
Btrfs: Some code cleanups

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: trivial include fixups
Zach Brown [Wed, 11 Jul 2007 14:00:37 +0000 (10:00 -0400)] 
Btrfs: trivial include fixups

Almost none of the files including module.h need to do so,
remove them.

Include sched.h in extent-tree.c to silence a warning about cond_resched()
being undeclared.

Signed-off-by: Zach Brown <zach.brown@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Added tag v0.5 for changeset 080c0640a527
Chris Mason [Thu, 28 Jun 2007 20:35:09 +0000 (16:35 -0400)] 
Btrfs: Added tag v0.5 for changeset 080c0640a527

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: crash recovery fixes
Chris Mason [Thu, 28 Jun 2007 19:57:36 +0000 (15:57 -0400)] 
Btrfs: crash recovery fixes

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Allow find_free_extent callers to pass in an exclusion range
Chris Mason [Tue, 26 Jun 2007 16:20:46 +0000 (12:20 -0400)] 
Btrfs: Allow find_free_extent callers to pass in an exclusion range

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Fix super block updates during transaction commit
Chris Mason [Tue, 26 Jun 2007 14:06:50 +0000 (10:06 -0400)] 
Btrfs: Fix super block updates during transaction commit

The super block written during commit was not consistent with the state of
the trees.  This change adds an in-memory copy of the super so that we can
make sure to write out consistent data during a commit.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Fix mtime and ctime updates on parent dirs
Chris Mason [Mon, 25 Jun 2007 14:09:33 +0000 (10:09 -0400)] 
Btrfs: Fix mtime and ctime updates on parent dirs

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Added tag v0.4 for changeset d4bf0a71f074
Chris Mason [Fri, 22 Jun 2007 18:50:30 +0000 (14:50 -0400)] 
Btrfs: Added tag v0.4 for changeset d4bf0a71f074

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Documentation update
Chris Mason [Fri, 22 Jun 2007 18:49:31 +0000 (14:49 -0400)] 
Btrfs: Documentation update

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Add the ability to find and remove dead roots after a crash.
Chris Mason [Fri, 22 Jun 2007 18:16:25 +0000 (14:16 -0400)] 
Btrfs: Add the ability to find and remove dead roots after a crash.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Audit callers and return codes to make sure -ENOSPC gets up the stack
Chris Mason [Fri, 22 Jun 2007 18:16:25 +0000 (14:16 -0400)] 
Btrfs: Audit callers and return codes to make sure -ENOSPC gets up the stack

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Switch to libcrc32c to avoid problems with cryptomgr on highmem machines
Chris Mason [Fri, 22 Jun 2007 18:16:24 +0000 (14:16 -0400)] 
Btrfs: Switch to libcrc32c to avoid problems with cryptomgr on highmem machines

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: reada while dropping snapshots
Chris Mason [Tue, 19 Jun 2007 20:23:05 +0000 (16:23 -0400)] 
Btrfs: reada while dropping snapshots

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: cache the extent tree preallocation
Chris Mason [Tue, 19 Jun 2007 19:50:51 +0000 (15:50 -0400)] 
Btrfs: cache the extent tree preallocation

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Added tag v0.3 for changeset edfcc0faa35c
Chris Mason [Mon, 18 Jun 2007 14:32:44 +0000 (10:32 -0400)] 
Btrfs: Added tag v0.3 for changeset edfcc0faa35c

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoSubject: Rework btrfs_file_write to only allocate while page locks are held
Chris Mason [Mon, 18 Jun 2007 13:57:58 +0000 (09:57 -0400)] 
Subject: Rework btrfs_file_write to only allocate while page locks are held

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: patch queue: page_mkwrite
Chris Mason [Fri, 15 Jun 2007 17:50:00 +0000 (13:50 -0400)] 
Btrfs: patch queue: page_mkwrite

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agobtrfs: Code cleanup
Aneesh [Wed, 13 Jun 2007 20:18:26 +0000 (16:18 -0400)] 
btrfs: Code cleanup
Attaching below is some of the code cleanups that i came across while
reading the code.

a) alloc_path already calls init_path.
b) Mention that btrfs_inode is the in memory copy.Ext4 have ext4_inode_info as
the in memory copy ext4_inode as the disk copy

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: Added tag v0.2 for changeset 8edac0ff7fb5
Chris Mason [Wed, 13 Jun 2007 15:53:31 +0000 (11:53 -0400)] 
Btrfs: Added tag v0.2 for changeset 8edac0ff7fb5

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: i386 fixes from axboe
Chris Mason [Tue, 12 Jun 2007 15:36:58 +0000 (11:36 -0400)] 
Btrfs: i386 fixes from axboe

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: add GPLv2
Chris Mason [Tue, 12 Jun 2007 13:07:21 +0000 (09:07 -0400)] 
Btrfs: add GPLv2

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: no slashes in subvolume names
Chris Mason [Tue, 12 Jun 2007 12:21:35 +0000 (08:21 -0400)] 
Btrfs: no slashes in subvolume names

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: printk fixes
Chris Mason [Tue, 12 Jun 2007 11:50:13 +0000 (07:50 -0400)] 
Btrfs: printk fixes

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: 64 bit div fixes
Chris Mason [Tue, 12 Jun 2007 11:43:08 +0000 (07:43 -0400)] 
Btrfs: 64 bit div fixes

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: split up super.c
Chris Mason [Tue, 12 Jun 2007 10:35:45 +0000 (06:35 -0400)] 
Btrfs: split up super.c

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: fix oops after block group lookup
Chris Mason [Tue, 12 Jun 2007 01:33:38 +0000 (21:33 -0400)] 
Btrfs: fix oops after block group lookup

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: remove device tree
Chris Mason [Sat, 9 Jun 2007 13:22:25 +0000 (09:22 -0400)] 
Btrfs: remove device tree

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: reap dead roots right after commit
Chris Mason [Sat, 9 Jun 2007 12:19:57 +0000 (08:19 -0400)] 
Btrfs: reap dead roots right after commit

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: get forced transaction commits via workqueue
Chris Mason [Fri, 8 Jun 2007 22:11:48 +0000 (18:11 -0400)] 
Btrfs: get forced transaction commits via workqueue

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: add compat ioctl
Chris Mason [Fri, 8 Jun 2007 19:33:54 +0000 (15:33 -0400)] 
Btrfs: add compat ioctl

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: d_type optimization
Chris Mason [Fri, 8 Jun 2007 02:13:21 +0000 (22:13 -0400)] 
Btrfs: d_type optimization

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: use a separate flag for search_start vs a hint in find_free_extent
Chris Mason [Wed, 30 May 2007 14:22:12 +0000 (10:22 -0400)] 
Btrfs: use a separate flag for search_start vs a hint in find_free_extent

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: block group switching
Chris Mason [Tue, 29 May 2007 20:52:18 +0000 (16:52 -0400)] 
Btrfs: block group switching

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: fixup various fsx failures
Chris Mason [Tue, 29 May 2007 19:17:08 +0000 (15:17 -0400)] 
Btrfs: fixup various fsx failures

Signed-off-by: Chris Mason <chris.mason@oracle.com>
17 years agoBtrfs: sparse files!
Chris Mason [Thu, 24 May 2007 17:35:57 +0000 (13:35 -0400)] 
Btrfs: sparse files!

Signed-off-by: Chris Mason <chris.mason@oracle.com>
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