kernel-hacking-2024-linux-s.../lib
Linus Torvalds b0af9cd9aa lzo-update-signature-20130226
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Merge tag 'lzo-update-signature-20130226' of git://github.com/markus-oberhumer/linux

Pull LZO compression update from Markus Oberhumer:
 "Summary:
  ========

  Update the Linux kernel LZO compression and decompression code to the
  current upstream version which features significant performance
  improvements on modern machines.

  Some *synthetic* benchmarks:
  ============================

    x86_64 (Sandy Bridge), gcc-4.6 -O3, Silesia test corpus, 256 kB block-size:

                     compression speed   decompression speed

    LZO-2005    :         150 MB/sec          468 MB/sec
    LZO-2012    :         434 MB/sec         1210 MB/sec

    i386 (Sandy Bridge), gcc-4.6 -O3, Silesia test corpus, 256 kB block-size:

                     compression speed   decompression speed

    LZO-2005    :         143 MB/sec          409 MB/sec
    LZO-2012    :         372 MB/sec         1121 MB/sec

    armv7 (Cortex-A9), Linaro gcc-4.6 -O3, Silesia test corpus, 256 kB block-size:

                     compression speed   decompression speed

    LZO-2005    :          27 MB/sec           84 MB/sec
    LZO-2012    :          44 MB/sec          117 MB/sec
  **LZO-2013-UA :          47 MB/sec          167 MB/sec

  Legend:

    LZO-2005    : LZO version in current 3.8 kernel (which is based on
                     the LZO 2.02 release from 2005)
    LZO-2012    : updated LZO version available in linux-next
  **LZO-2013-UA : updated LZO version available in linux-next plus experimental
                     ARM Unaligned Access patch. This needs approval
                     from some ARM maintainer ist NOT YET INCLUDED."

Andrew Morton <akpm@linux-foundation.org> acks it and says:
 "There's a new LZ4 on the block which is even faster than the sped-up
  LZO, but various filesystems and things use LZO"

* tag 'lzo-update-signature-20130226' of git://github.com/markus-oberhumer/linux:
  crypto: testmgr - update LZO compression test vectors
  lib/lzo: Update LZO compression to current upstream version
  lib/lzo: Rename lzo1x_decompress.c to lzo1x_decompress_safe.c
2013-02-28 20:45:52 -08:00
..
lzo lib/lzo: Update LZO compression to current upstream version 2013-02-20 19:36:01 +01:00
mpi mpilib: use DIV_ROUND_UP and remove unused macros 2013-02-01 16:28:32 +11:00
raid6 lib/raid6: build proper files on corresponding arch 2012-12-13 19:51:04 +11:00
reed_solomon
xz decompressors: make the default XZ_DEC_* config match the selected architecture 2013-02-21 17:22:26 -08:00
zlib_deflate
zlib_inflate
.gitignore X.509: Implement simple static OID registry 2012-10-08 13:50:18 +10:30
argv_split.c
asn1_decoder.c Nothing all that exciting; a new module-from-fd syscall for those who want 2012-12-19 07:55:08 -08:00
atomic64.c lib: atomic64: Initialize locks statically to fix early users 2012-12-20 13:50:16 -08:00
atomic64_test.c
audit.c
average.c
bcd.c
bch.c
bitmap.c propagate name change to comments in kernel source 2012-12-06 10:39:54 +01:00
bitrev.c
bsearch.c
btree.c
bug.c taint: add explicit flag to show whether lock dep is still OK. 2013-01-21 17:17:57 +10:30
build_OID_registry X.509: Implement simple static OID registry 2012-10-08 13:50:18 +10:30
bust_spinlocks.c
check_signature.c
checksum.c
clz_tab.c
cmdline.c
cordic.c
cpu-notifier-error-inject.c
cpu_rmap.c lib: cpu_rmap: avoid flushing all workqueues 2013-01-11 14:54:54 -08:00
cpumask.c bootmem: fix wrong call parameter for free_bootmem() 2012-12-11 17:22:28 -08:00
crc-ccitt.c
crc-itu-t.c
crc-t10dif.c
crc7.c
crc8.c
crc16.c
crc32.c sections: fix const sections for crc32 table 2012-10-06 03:04:46 +09:00
crc32defs.h
ctype.c
debug_locks.c
debugobjects.c hlist: drop the node parameter from iterators 2013-02-27 19:10:24 -08:00
dec_and_lock.c
decompress.c lib/decompress.c add __init to decompress_method and data 2012-10-06 03:05:32 +09:00
decompress_bunzip2.c
decompress_inflate.c
decompress_unlzma.c
decompress_unlzo.c lib/lzo: Rename lzo1x_decompress.c to lzo1x_decompress_safe.c 2013-02-20 19:36:00 +01:00
decompress_unxz.c
devres.c lib/devres.c: fix misplaced #endif 2013-02-27 19:10:09 -08:00
digsig.c Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security 2013-02-21 08:18:12 -08:00
div64.c
dma-debug.c dma-debug: fix to not have dependency on get_dma_ops() interface 2012-11-17 13:06:41 +01:00
dump_stack.c
dynamic_debug.c dynamic_debug: add pr_errs before -EINVALs 2013-01-17 12:19:09 -08:00
dynamic_queue_limits.c
earlycpio.c
extable.c
fault-inject.c
fdt.c
fdt_ro.c
fdt_rw.c
fdt_strerror.c
fdt_sw.c
fdt_wip.c
find_last_bit.c
find_next_bit.c
flex_array.c
flex_proportions.c
gcd.c lib/gcd.c: prevent possible div by 0 2012-10-06 03:04:57 +09:00
gen_crc32table.c sections: fix const sections for crc32 table 2012-10-06 03:04:46 +09:00
genalloc.c genalloc: stop crashing the system when destroying a pool 2012-10-25 14:37:52 -07:00
halfmd4.c
hexdump.c dynamic_debug: dynamic hex dump 2013-01-17 12:19:09 -08:00
hweight.c
idr.c idr: explain WARN_ON_ONCE() on negative IDs out-of-range ID 2013-02-27 19:10:21 -08:00
inflate.c
int_sqrt.c
interval_tree.c mm: interval tree updates 2012-10-09 16:22:40 +09:00
interval_tree_test_main.c random32: rename random32 to prandom 2012-12-17 17:15:26 -08:00
iomap.c
iomap_copy.c
iommu-helper.c
ioremap.c
irq_regs.c
is_single_threaded.c
jedec_ddr_data.c
kasprintf.c lib/kasprintf.c: use kmalloc_track_caller() to get accurate traces for kvasprintf 2012-10-11 08:50:15 +09:00
Kconfig lib: remove depends on CONFIG_EXPERIMENTAL 2013-01-17 12:11:27 -08:00
Kconfig.debug Merge branch 'akpm' (incoming from Andrew) 2013-02-21 17:38:49 -08:00
Kconfig.kgdb tty/serial patches for 3.9-rc1 2013-02-21 13:41:04 -08:00
Kconfig.kmemcheck
kfifo.c kfifo: fix kfifo_alloc() and kfifo_init() 2013-02-27 19:10:23 -08:00
klist.c
kobject.c
kobject_uevent.c
kstrtox.c kstrto*: add documentation 2012-12-17 17:15:22 -08:00
kstrtox.h
lcm.c
libcrc32c.c
list_debug.c
list_sort.c
llist.c
locking-selftest-hardirq.h
locking-selftest-mutex.h
locking-selftest-rlock-hardirq.h
locking-selftest-rlock-softirq.h
locking-selftest-rlock.h
locking-selftest-rsem.h
locking-selftest-softirq.h
locking-selftest-spin-hardirq.h
locking-selftest-spin-softirq.h
locking-selftest-spin.h
locking-selftest-wlock-hardirq.h
locking-selftest-wlock-softirq.h
locking-selftest-wlock.h
locking-selftest-wsem.h
locking-selftest.c lockdep: Selftest: convert spinlock to raw spinlock 2013-02-19 08:43:35 +01:00
lru_cache.c hlist: drop the node parameter from iterators 2013-02-27 19:10:24 -08:00
Makefile kfifo: move kfifo.c from kernel/ to lib/ 2013-02-27 19:10:23 -08:00
md5.c
memory-notifier-error-inject.c
memweight.c
nlattr.c
notifier-error-inject.c
notifier-error-inject.h
of-reconfig-notifier-error-inject.c powerpc+of: Rename and fix OF reconfig notifier error inject module 2012-12-14 10:32:52 +11:00
oid_registry.c X.509: Add utility functions to render OIDs as strings 2012-10-08 13:50:18 +10:30
parser.c lib/parser.c: fix up comments for valid return values from match_number 2013-02-21 17:22:25 -08:00
pci_iomap.c
percpu-rwsem.c percpu_rw_semaphore: add lockdep annotations 2012-12-17 17:15:18 -08:00
percpu_counter.c
plist.c lib/plist.c: make plist test announcements KERN_DEBUG 2012-10-06 03:04:58 +09:00
pm-notifier-error-inject.c
prio_heap.c
proportions.c
radix-tree.c
random32.c prandom: introduce prandom_bytes() and prandom_bytes_state() 2012-12-17 17:15:26 -08:00
ratelimit.c
rational.c
rbtree.c lib/rbtree.c: avoid the use of non-static __always_inline 2013-01-11 14:54:56 -08:00
rbtree_test.c random32: rename random32 to prandom 2012-12-17 17:15:26 -08:00
reciprocal_div.c
rwsem-spinlock.c rwsem-spinlock: Implement writer lock-stealing for better scalability 2013-02-19 08:43:39 +01:00
rwsem.c rwsem: Implement writer lock-stealing for better scalability 2013-02-19 08:42:43 +01:00
scatterlist.c lib/scatterlist: use page iterator in the mapping iterator 2013-02-27 19:10:10 -08:00
sha1.c
show_mem.c
smp_processor_id.c
sort.c
spinlock_debug.c lib/spinlock_debug: avoid livelock in do_raw_spin_lock() 2012-10-06 03:04:57 +09:00
stmp_device.c
string.c
string_helpers.c
strncpy_from_user.c
strnlen_user.c
swiotlb.c x86: Don't panic if can not alloc buffer for swiotlb 2013-01-29 19:36:53 -08:00
syscall.c
test-kstrtox.c
textsearch.c
timerqueue.c
ts_bm.c
ts_fsm.c
ts_kmp.c
uuid.c
vsprintf.c lib/vsprintf.c: add %pa format specifier for phys_addr_t types 2013-02-21 17:22:20 -08:00