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Btrfs: fix typos in comments
Signed-off-by: Chris Mason <chris.mason@oracle.com>
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3 changed files with 14 additions and 12 deletions
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@ -143,12 +143,15 @@ static int btrfs_csum_sizes[] = { 4, 0 };
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#define BTRFS_FT_MAX 9
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/*
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* the key defines the order in the tree, and so it also defines (optimal)
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* block layout. objectid corresonds to the inode number. The flags
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* tells us things about the object, and is a kind of stream selector.
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* so for a given inode, keys with flags of 1 might refer to the inode
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* data, flags of 2 may point to file data in the btree and flags == 3
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* may point to extents.
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* The key defines the order in the tree, and so it also defines (optimal)
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* block layout.
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*
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* objectid corresponds to the inode number.
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*
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* type tells us things about the object, and is a kind of stream selector.
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* so for a given inode, keys with type of 1 might refer to the inode data,
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* type of 2 may point to file data in the btree and type == 3 may point to
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* extents.
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*
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* offset is the starting byte offset for this key in the stream.
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*
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@ -200,7 +203,7 @@ struct btrfs_dev_item {
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/*
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* starting byte of this partition on the device,
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* to allowr for stripe alignment in the future
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* to allow for stripe alignment in the future
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*/
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__le64 start_offset;
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@ -958,7 +961,6 @@ struct btrfs_root {
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};
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/*
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* inode items have the data typically returned from stat and store other
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* info about object characteristics. There is one for every file and dir in
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* the FS
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@ -989,7 +991,7 @@ struct btrfs_root {
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#define BTRFS_EXTENT_CSUM_KEY 128
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/*
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* root items point to tree roots. There are typically in the root
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* root items point to tree roots. They are typically in the root
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* tree used by the super block to find all the other trees
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*/
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#define BTRFS_ROOT_ITEM_KEY 132
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@ -60,8 +60,8 @@ void btrfs_clear_lock_blocking(struct extent_buffer *eb)
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/*
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* unfortunately, many of the places that currently set a lock to blocking
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* don't end up blocking for every long, and often they don't block
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* at all. For a dbench 50 run, if we don't spin one the blocking bit
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* don't end up blocking for very long, and often they don't block
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* at all. For a dbench 50 run, if we don't spin on the blocking bit
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* at all, the context switch rate can jump up to 400,000/sec or more.
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*
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* So, we're still stuck with this crummy spin on the blocking bit,
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@ -76,7 +76,7 @@ struct btrfs_device {
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struct btrfs_fs_devices {
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u8 fsid[BTRFS_FSID_SIZE]; /* FS specific uuid */
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/* the device with this id has the most recent coyp of the super */
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/* the device with this id has the most recent copy of the super */
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u64 latest_devid;
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u64 latest_trans;
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u64 num_devices;
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