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* Squashfs: optimise squashfs_cache_get entry searchAjeet Yadav2011-12-301-3/+8
| | | | | | | | | | | | squashfs_cache_get() iterates over all entries to search for block its looking for. Often get() / put() are called for same block. If we cache the current entry index, then we can optimise the subsequent *_get() calls. Signed-off-by: Ajeet Yadav <ajeet.yadav.77@gmail.com> Signed-off-by: Phillip Lougher <phillip@squashfs.org.uk>
* Squashfs: add missing block release on error conditionPhillip Lougher2011-12-301-6/+13
| | | | | | | squashfs_read_metadata forgets to release the cache block if an error has occurred. Signed-off-by: Phillip Lougher <phillip@squashfs.org.uk>
* Merge git://git.kernel.org/pub/scm/linux/kernel/git/pkl/squashfs-linusLinus Torvalds2011-05-271-7/+24
|\ | | | | | | | | | | | | | | | | | | | | | | * git://git.kernel.org/pub/scm/linux/kernel/git/pkl/squashfs-linus: Squashfs: update email address Squashfs: add extra sanity checks at mount time Squashfs: add sanity checks to fragment reading at mount time Squashfs: add sanity checks to lookup table reading at mount time Squashfs: add sanity checks to id reading at mount time Squashfs: add sanity checks to xattr reading at mount time Squashfs: reverse order of filesystem table reading Squashfs: move table allocation into squashfs_read_table()
| * Squashfs: update email addressPhillip Lougher2011-05-261-1/+1
| | | | | | | | | | | | | | My existing email address may stop working in a month or two, so update email to one that will continue working. Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
| * Squashfs: move table allocation into squashfs_read_table()Phillip Lougher2011-05-251-6/+23
| | | | | | | | | | | | This eliminates a lot of duplicate code. Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
* | treewide: fix a few typos in commentsJustin P. Mattock2011-05-101-1/+1
| | | | | | | | | | | | | | | | | | | | - kenrel -> kernel - whetehr -> whether - ttt -> tt - sss -> ss Signed-off-by: Justin P. Mattock <justinmattock@gmail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
* | Fix common misspellingsLucas De Marchi2011-03-311-2/+2
|/ | | | | | Fixes generated by 'codespell' and manually reviewed. Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
* Squashfs: move squashfs_i() definition from squashfs.hPhillip Lougher2011-01-131-1/+0
| | | | | | | Move squashfs_i() definition out of squashfs.h, this eliminates the need to #include squashfs_fs_i.h from numerous files. Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
* Squashfs: factor out remaining zlib dependencies into separate wrapper filePhillip Lougher2010-01-201-1/+0
| | | | | | | | Move zlib buffer init/destroy code into separate wrapper file. Also make zlib z_stream field a void * removing the need to include zlib.h for most files. Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
* Squashfs: fix breakage when page size > metadata block sizeDoug Chapman2009-05-131-0/+1
| | | | | | | | | | | Squashfs is broken on any system where the page size is larger than the metadata size (8192). This is easily fixed by ensuring cache->pages is always > 0. [akpm@linux-foundation.org: coding-style fixes] Signed-off-by: Doug Chapman <doug.chapman@hp.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
* Squashfs: Fix oops when reading fsfuzzer corrupted filesystemsPhillip Lougher2009-03-051-2/+2
| | | | | | | | | | This fixes a code regression caused by the recent mainlining changes. The recent code changes call zlib_inflate repeatedly, decompressing into separate 4K buffers, this code didn't check for the possibility that zlib_inflate might ask for too many buffers when decompressing corrupted data. Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>
* Squashfs: cache operationsPhillip Lougher2009-01-051-0/+412
Signed-off-by: Phillip Lougher <phillip@lougher.demon.co.uk>