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2011-01-07hwrng: via_rng - Fix memory scribbling on some CPUsHerbert Xu
It has been reported that on at least one Nano CPU the xstore instruction will write as many as 16 bytes of data to the output buffer. This causes memory corruption as we use rng->priv which is only 4-8 bytes long. This patch fixes this by using an intermediate buffer on the stack with at least 16 bytes and aligned to a 16-byte boundary. The problem was observed on the following processor: processor : 0 vendor_id : CentaurHauls cpu family : 6 model : 15 model name : VIA Nano processor U2250 (1.6GHz Capable) stepping : 3 cpu MHz : 1600.000 cache size : 1024 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 10 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat clflush acpi mmx fxsr sse sse2 ss tm syscall nx lm constant_tsc up rep_good pni monitor vmx est tm2 ssse3 cx16 xtpr rng rng_en ace ace_en ace2 phe phe_en lahf_lm bogomips : 3192.08 clflush size : 64 cache_alignment : 128 address sizes : 36 bits physical, 48 bits virtual power management: Tested-by: Mario 'BitKoenig' Holbe <Mario.Holbe@TU-Ilmenau.DE> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2011-01-07crypto: padlock - Move padlock.h into include/cryptoHerbert Xu
This patch moves padlock.h from drivers/crypto into include/crypto so that it may be used by the via-rng driver. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2011-01-07hwrng: via_rng - Fix asm constraintsHerbert Xu
The inline asm to invoke xstore did not specify the constraints correctly. In particular, dx/di should have been marked as output registers as well as input as they're modified by xstore. Thanks to Mario Holbe for creating this patch and testing it. Tested-by: Mario 'BitKoenig' Holbe <Mario.Holbe@TU-Ilmenau.DE> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2011-01-06crypto: n2 - use __devexit not __exit in n2_unregister_algsDennis Gilmore
fixes fedora sparc build failure, thanks to kylem for helping with debugging Signed-off-by: Dennis Gilmore <dgilmore@redhat.com> Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2011-01-04crypto: mark crypto workqueues CPU_INTENSIVETejun Heo
kcrypto_wq and pcrypt->wq's are used to run ciphers and may consume considerable amount of CPU cycles. Mark both as CPU_INTENSIVE so that they don't block other work items. As the workqueues are primarily used to burn CPU cycles, concurrency levels shouldn't matter much and are left at 1. A higher value may be beneficial and needs investigation. Signed-off-by: Tejun Heo <tj@kernel.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2011-01-04crypto: mv_cesa - dont return PTR_ERR() of wrong pointerRoel Kluin
Fix a PTR_ERR() return of the wrong pointer Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2011-01-04crypto: ripemd - Set module author and update email addressAdrian-Ken Rueegsegger
Signed-off-by: Adrian-Ken Rueegsegger <ken@codelabs.ch> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-12-29crypto: omap-sham - backlog handling fixDmitry Kasatkin
Previous commit "removed redundant locking" introduced a bug in handling backlog. In certain cases, when async request complete callback will call complete() on -EINPROGRESS code, it will cause uncompleted requests. It does not happen in implementation similar to crypto test manager, but it will happen in implementation similar to dm-crypt. Backlog needs to be checked before dequeuing next request. Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-12-28crypto: gf128mul - Remove experimental tagHerbert Xu
This feature no longer needs the experimental tag. Reported-by: Toralf Förster <toralf.foerster@gmx.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-12-21crypto: af_alg - fix af_alg memory_allocated data typeRandy Dunlap
Change data type to fix warning: crypto/af_alg.c:35: warning: initialization from incompatible pointer type Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-12-13crypto: aesni-intel - Fixed build with binutils 2.16Tadeusz Struk
This patch fixes the problem with 2.16 binutils. Signed-off-by: Aidan O'Mahony <aidan.o.mahony@intel.com> Signed-off-by: Adrian Hoban <adrian.hoban@intel.com> Signed-off-by: Gabriele Paoloni <gabriele.paoloni@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-12-08crypto: af_alg - Make sure sk_security is initialized on accept()ed socketsMiloslav Trmač
Signed-off-by: Miloslav Trmač <mitr@redhat.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-12-08net: Add missing lockdep class names for af_algMiloslav Trmač
Signed-off-by: Miloslav Trmač <mitr@redhat.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-12-03include: Install linux/if_alg.h for user-space crypto APIMiloslav Trmač
Signed-off-by: Miloslav Trmač <mitr@redhat.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-12-02crypto: omap-aes - checkpatch --file warning fixesDmitry Kasatkin
Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-12-02crypto: omap-aes - initialize aes module once per requestDmitry Kasatkin
AES module was initialized for every DMA transaction. That is redundant. Now it is initialized once per request. Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-12-02crypto: omap-aes - unnecessary code removedDmitry Kasatkin
Key and IV should always be set before AES operation. So no need to check if it has changed or not. Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-12-02crypto: omap-aes - error handling implementation improvedDmitry Kasatkin
Previous version had not error handling. Request could remain uncompleted. Also in the case of DMA error, FLAGS_INIT is unset and accelerator will be initialized again. Buffer size allignment is checked. Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-12-02crypto: omap-aes - redundant locking is removedDmitry Kasatkin
Submitting request involved double locking for enqueuing and dequeuing. Now it is done under the same lock. FLAGS_BUSY is now handled under the same lock. Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-12-02crypto: omap-aes - DMA initialization fixes for OMAP off modeDmitry Kasatkin
DMA parameters for constant data were initialized during driver probe(). It seems that those settings sometimes are lost when devices goes to off mode. This patch makes DMA initialization just before use. It solves off mode problems. Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-12-02crypto: Use scatterwalk_crypto_chainSteffen Klassert
Use scatterwalk_crypto_chain in favor of locally defined chaining functions. Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-12-02crypto: scatterwalk - Add scatterwalk_crypto_chain helperSteffen Klassert
A lot of crypto algorithms implement their own chaining function. So add a generic one that can be used from all the algorithms that need scatterlist chaining. Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-30crypto: algif_skcipher - Handle unaligned receive bufferHerbert Xu
As it is if user-space passes through a receive buffer that's not aligned to to the cipher block size, we'll end up encrypting or decrypting a partial block which causes a spurious EINVAL to be returned. This patch fixes this by moving the partial block test after the af_alg_make_sg call. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-30crypto: algif_skcipher - Fixed overflow when sndbuf is page alignedHerbert Xu
When sk_sndbuf is not a multiple of PAGE_SIZE, the limit tests in sendmsg fail as the limit variable becomes negative and we're using an unsigned comparison. The same thing can happen if sk_sndbuf is lowered after a sendmsg call. This patch fixes this by always taking the signed maximum of limit and 0 before we perform the comparison. It also rounds the value of sk_sndbuf down to a multiple of PAGE_SIZE so that we don't end up allocating a page only to use a small number of bytes in it because we're bound by sk_sndbuf. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-29crypto: af_alg - Add dependency on NETHerbert Xu
Add missing dependency on NET since we require sockets for our interface. Should really be a select but kconfig doesn't like that: net/Kconfig:6:error: found recursive dependency: NET -> NETWORK_FILESYSTEMS -> AFS_FS -> AF_RXRPC -> CRYPTO -> CRYPTO_USER_API_HASH -> CRYPTO_USER_API -> NET Reported-by: Zimny Lech <napohybelskurwysynom2010@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-29crypto: aesni-intel - Fixed build error on x86-32Mathias Krause
Exclude AES-GCM code for x86-32 due to heavy usage of 64-bit registers not available on x86-32. While at it, fixed unregister order in aesni_exit(). Signed-off-by: Mathias Krause <minipli@googlemail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-28crypto: algif_skcipher - Pass on error from af_alg_make_sgHerbert Xu
The error returned from af_alg_make_sg is currently lost and we always pass on -EINVAL. This patch pases on the underlying error. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-27crypto: omap-sham - zero-copy scatterlist handlingDmitry Kasatkin
If scatterlist have more than one entry, current driver uses aligned buffer to copy data to to accelerator to tackle possible issues with DMA and SHA buffer alignment. This commit adds more intelligence to verify SG alignment and possibility to use DMA directly on the data without using copy buffer. Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-27crypto: omap-sham - FLAGS_FIRST is redundant and removedDmitry Kasatkin
bufcnt is 0 if it was no update requests before, which is exact meaning of FLAGS_FIRST. Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-27crypto: omap-sham - hash-in-progress is stored in hw formatDmitry Kasatkin
Hash-in-progress is now stored in hw format. Only on final call, hash is converted to correct format. Speedup copy procedure and will allow to use OMAP burst mode. Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-27crypto: omap-sham - crypto_ahash_final() now not need to be called.Dmitry Kasatkin
According to the Herbert Xu, client may not always call crypto_ahash_final(). In the case of error in hash calculation resources will be automatically cleaned up. But if no hash calculation error happens and client will not call crypto_ahash_final() at all, then internal buffer will not be freed, and clocks will not be disabled. This patch provides support for atomic crypto_ahash_update() call. Clocks are now enabled and disabled per update request. Data buffer is now allocated as a part of request context. Client is obligated to free it with crypto_free_ahash(). Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-27crypto: omap-sham - removed redundunt lockingDmitry Kasatkin
Locking for queuing and dequeuing is combined. test_and_set_bit() is also replaced with checking under dd->lock. Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-27crypto: omap-sham - error handling improvedDmitry Kasatkin
Introduces DMA error handling. DMA error is returned as a result code of the hash request. Clients needs to handle error codes and may repeat hash calculation attempt. Also in the case of DMA error, SHAM module is set to be re-initialized again. It significantly improves stability against possible HW failures. Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-27crypto: omap-sham - DMA initialization fixes for off modeDmitry Kasatkin
DMA parameters for constant data were initialized during driver probe(). It seems that those settings sometimes are lost when devices goes to off mode. This patch makes DMA initialization just before use. It solves off mode problems. Fixes: NB#202786 - Aegis & SHA1 block off mode changes Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-27crypto: omap-sham - uses digest buffer in request contextDmitry Kasatkin
Currently driver storred digest results in req->results provided by the client. But some clients do not set it until final() call. It leads to crash. Changed to use internal buffer to store temporary digest results. Signed-off-by: Dmitry Kasatkin <dmitry.kasatkin@nokia.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-27crypto: aesni-intel - Ported implementation to x86-32Mathias Krause
The AES-NI instructions are also available in legacy mode so the 32-bit architecture may profit from those, too. To illustrate the performance gain here's a short summary of a dm-crypt speed test on a Core i7 M620 running at 2.67GHz comparing both assembler implementations: x86: i568 aes-ni delta ECB, 256 bit: 93.8 MB/s 123.3 MB/s +31.4% CBC, 256 bit: 84.8 MB/s 262.3 MB/s +209.3% LRW, 256 bit: 108.6 MB/s 222.1 MB/s +104.5% XTS, 256 bit: 105.0 MB/s 205.5 MB/s +95.7% Additionally, due to some minor optimizations, the 64-bit version also got a minor performance gain as seen below: x86-64: old impl. new impl. delta ECB, 256 bit: 121.1 MB/s 123.0 MB/s +1.5% CBC, 256 bit: 285.3 MB/s 290.8 MB/s +1.9% LRW, 256 bit: 263.7 MB/s 265.3 MB/s +0.6% XTS, 256 bit: 251.1 MB/s 255.3 MB/s +1.7% Signed-off-by: Mathias Krause <minipli@googlemail.com> Reviewed-by: Huang Ying <ying.huang@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-27crypto: Makefile clean upTracey Dent
Changed Makefile to use <modules>-y instead of <modules>-objs. Signed-off-by: Tracey Dent <tdent48227@gmail.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-27crypto: Use vzallocJoe Perches
Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-26crypto: algif_skcipher - User-space interface for skcipher operationsHerbert Xu
This patch adds the af_alg plugin for symmetric key ciphers, corresponding to the ablkcipher kernel operation type. Keys can optionally be set through the setsockopt interface. Once a sendmsg call occurs without MSG_MORE no further writes may be made to the socket until all previous data has been read. IVs and and whether encryption/decryption is performed can be set through the setsockopt interface or as a control message to sendmsg. The interface is completely synchronous, all operations are carried out in recvmsg(2) and will complete prior to the system call returning. The splice(2) interface support reading the user-space data directly without copying (except that the Crypto API itself may copy the data if alignment is off). The recvmsg(2) interface supports directly writing to user-space without additional copying, i.e., the kernel crypto interface will receive the user-space address as its output SG list. Thakns to Miloslav Trmac for reviewing this and contributing fixes and improvements. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Acked-by: David S. Miller <davem@davemloft.net>
2010-11-19crypto: algif_hash - User-space interface for hash operationsHerbert Xu
This patch adds the af_alg plugin for hash, corresponding to the ahash kernel operation type. Keys can optionally be set through the setsockopt interface. Each sendmsg call will finalise the hash unless sent with a MSG_MORE flag. Partial hash states can be cloned using accept(2). The interface is completely synchronous, all operations will complete prior to the system call returning. Both sendmsg(2) and splice(2) support reading the user-space data directly without copying (except that the Crypto API itself may copy the data if alignment is off). For now only the splice(2) interface supports performing digest instead of init/update/final. In future the sendmsg(2) interface will also be modified to use digest/finup where possible so that hardware that cannot return a partial hash state can still benefit from this interface. Thakns to Miloslav Trmac for reviewing this and contributing fixes and improvements. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Acked-by: David S. Miller <davem@davemloft.net> Tested-by: Martin Willi <martin@strongswan.org>
2010-11-19crypto: af_alg - User-space interface for Crypto APIHerbert Xu
This patch creates the backbone of the user-space interface for the Crypto API, through a new socket family AF_ALG. Each session corresponds to one or more connections obtained from that socket. The number depends on the number of inputs/outputs of that particular type of operation. For most types there will be a s ingle connection/file descriptor that is used for both input and output. AEAD is one of the few that require two inputs. Each algorithm type will provide its own implementation that plugs into af_alg. They're keyed using a string such as "skcipher" or "hash". IOW this patch only contains the boring bits that is required to hold everything together. Thakns to Miloslav Trmac for reviewing this and contributing fixes and improvements. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Acked-by: David S. Miller <davem@davemloft.net> Tested-by: Martin Willi <martin@strongswan.org>
2010-11-19net - Add AF_ALG macrosHerbert Xu
This patch adds the socket family/level macros for the yet-to-be-born AF_ALG family. The AF_ALG family provides the user-space interface for the kernel crypto API. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Acked-by: David S. Miller <davem@davemloft.net>
2010-11-13crypto: rfc4106 - Extending the RC4106 AES-GCM test vectorsAdrian Hoban
Updated RFC4106 AES-GCM testing. Some test vectors were taken from http://csrc.nist.gov/groups/ST/toolkit/BCM/documents/proposedmodes/ gcm/gcm-test-vectors.tar.gz Signed-off-by: Adrian Hoban <adrian.hoban@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Gabriele Paoloni <gabriele.paoloni@intel.com> Signed-off-by: Aidan O'Mahony <aidan.o.mahony@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-13crypto: aesni-intel - RFC4106 AES-GCM Driver Using Intel New InstructionsTadeusz Struk
This patch adds an optimized RFC4106 AES-GCM implementation for 64-bit kernels. It supports 128-bit AES key size. This leverages the crypto AEAD interface type to facilitate a combined AES & GCM operation to be implemented in assembly code. The assembly code leverages Intel(R) AES New Instructions and the PCLMULQDQ instruction. Signed-off-by: Adrian Hoban <adrian.hoban@intel.com> Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com> Signed-off-by: Gabriele Paoloni <gabriele.paoloni@intel.com> Signed-off-by: Aidan O'Mahony <aidan.o.mahony@intel.com> Signed-off-by: Erdinc Ozturk <erdinc.ozturk@intel.com> Signed-off-by: James Guilford <james.guilford@intel.com> Signed-off-by: Wajdi Feghali <wajdi.k.feghali@intel.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-13crypto: cast5 - simplify if-statementsNicolas Kaiser
I noticed that by factoring out common rounds from the branches of the if-statements in the encryption and decryption functions, the executable file size goes down significantly, for crypto/cast5.ko from 26688 bytes to 24336 bytes (amd64). On my test system, I saw a slight speedup. This is the first time I'm doing such a benchmark - I found a similar one on the crypto mailing list, and I hope I did it right? Before: # cryptsetup create dm-test /dev/hda2 -c cast5-cbc-plain -s 128 Passsatz eingeben: # dd if=/dev/zero of=/dev/mapper/dm-test bs=1M count=50 52428800 Bytes (52 MB) kopiert, 2,43484 s, 21,5 MB/s # dd if=/dev/zero of=/dev/mapper/dm-test bs=1M count=50 52428800 Bytes (52 MB) kopiert, 2,4089 s, 21,8 MB/s # dd if=/dev/zero of=/dev/mapper/dm-test bs=1M count=50 52428800 Bytes (52 MB) kopiert, 2,41091 s, 21,7 MB/s After: # cryptsetup create dm-test /dev/hda2 -c cast5-cbc-plain -s 128 Passsatz eingeben: # dd if=/dev/zero of=/dev/mapper/dm-test bs=1M count=50 52428800 Bytes (52 MB) kopiert, 2,38128 s, 22,0 MB/s # dd if=/dev/zero of=/dev/mapper/dm-test bs=1M count=50 52428800 Bytes (52 MB) kopiert, 2,29486 s, 22,8 MB/s # dd if=/dev/zero of=/dev/mapper/dm-test bs=1M count=50 52428800 Bytes (52 MB) kopiert, 2,37162 s, 22,1 MB/s Signed-off-by: Nicolas Kaiser <nikai@nikai.net> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-11-04crypto: hash - Fix async import on shash algorithmHerbert Xu
The function shash_async_import did not initialise the descriptor correctly prior to calling the underlying shash import function. This patch adds the required initialisation. Reported-by: Miloslav Trmac <mitr@redhat.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2010-10-27Merge branch 'upstream-merge' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4 * 'upstream-merge' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: (50 commits) ext4,jbd2: convert tracepoints to use major/minor numbers ext4: optimize orphan_list handling for ext4_setattr ext4: fix unbalanced mutex unlock in error path of ext4_li_request_new ext4: fix compile error in ext4_fallocate() ext4: move ext4_mb_{get,put}_buddy_cache_lock and make them static ext4: rename mark_bitmap_end() to ext4_mark_bitmap_end() ext4: move flush_completed_IO to fs/ext4/fsync.c and make it static ext4: rename {ext,idx}_pblock and inline small extent functions ext4: make various ext4 functions be static ext4: rename {exit,init}_ext4_*() to ext4_{exit,init}_*() ext4: fix kernel oops if the journal superblock has a non-zero j_errno ext4: update writeback_index based on last page scanned ext4: implement writeback livelock avoidance using page tagging ext4: tidy up a void argument in inode.c ext4: add batched_discard into ext4 feature list ext4: Add batched discard support for ext4 fs: Add FITRIM ioctl ext4: Use return value from sb_issue_discard() ext4: Check return value of sb_getblk() and friends ext4: use bio layer instead of buffer layer in mpage_da_submit_io ...
2010-10-27Merge branch 'next' into upstream-mergeTheodore Ts'o
Conflicts: fs/ext4/inode.c fs/ext4/mballoc.c include/trace/events/ext4.h
2010-10-27Merge branch 'drm-core-next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6 * 'drm-core-next' of git://git.kernel.org/pub/scm/linux/kernel/git/airlied/drm-2.6: drm/radeon/kms: enable unmappable vram for evergreen drm/radeon/kms: fix tiled db height calculation on 6xx/7xx drm/radeon/kms: fix handling of tex lookup disable in cs checker on r2xx
2010-10-27Merge branch 'for_linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6 * 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6: (24 commits) quota: Fix possible oops in __dquot_initialize() ext3: Update kernel-doc comments jbd/2: fixed typos ext2: fixed typo. ext3: Fix debug messages in ext3_group_extend() jbd: Convert atomic_inc() to get_bh() ext3: Remove misplaced BUFFER_TRACE() in ext3_truncate() jbd: Fix debug message in do_get_write_access() jbd: Check return value of __getblk() ext3: Use DIV_ROUND_UP() on group desc block counting ext3: Return proper error code on ext3_fill_super() ext3: Remove unnecessary casts on bh->b_data ext3: Cleanup ext3_setup_super() quota: Fix issuing of warnings from dquot_transfer quota: fix dquot_disable vs dquot_transfer race v2 jbd: Convert bitops to buffer fns ext3/jbd: Avoid WARN() messages when failing to write the superblock jbd: Use offset_in_page() instead of manual calculation jbd: Remove unnecessary goto statement jbd: Use printk_ratelimited() in journal_alloc_journal_head() ...