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| * | | | | | | ext4: Add new ext4 inode tracepointsTheodore Ts'o2010-11-081-0/+97
| |/ / / / / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add ext4_evict_inode, ext4_drop_inode, ext4_mark_inode_dirty, and ext4_begin_ordered_truncate() Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
* | | | | | | Merge branch 'rmobile-fixes-for-linus' of ↵Linus Torvalds2010-11-082-10/+9Star
|\ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6 * 'rmobile-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: mmc: sh_mmcif: Convert extern inline to static inline. ARM: mach-shmobile: Allow GPIO chips to register IRQ mappings. ARM: mach-shmobile: fix sh7372 after a recent clock framework rework ARM: mach-shmobile: include drivers/sh/Kconfig ARM: mach-shmobile: ap4evb: Add HDMI sound support ARM: mach-shmobile: clock-sh7372: Add FSIDIV clock support ARM: shmobile: remove sh_timer_config clk member
| * \ \ \ \ \ \ Merge branch 'rmobile/core' into rmobile-fixes-for-linusPaul Mundt2010-11-082-10/+9Star
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| | * | | | | | mmc: sh_mmcif: Convert extern inline to static inline.Paul Mundt2010-11-041-9/+9
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Presently the extern inline case results in a compiler warning on ARM due to the memory barrier definition used in the I/O routines. These ultimately all want to be static inline anyways, so just convert them all in place. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
| | * | | | | | ARM: shmobile: remove sh_timer_config clk memberMagnus Damm2010-10-311-1/+0Star
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Now when the SH-Mobile ARM platforms have been converted to use device name it is possible to remove "clk" from struct sh_timer_config. Signed-off-by: Magnus Damm <damm@opensource.se> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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*-----. \ \ \ \ \ \ \ Merge branches 'sh/pio-death', 'sh/nommu', 'sh/clkfwk', 'sh/core' and ↵Paul Mundt2010-11-081-0/+4
|\ \ \ \ \ \ \ \ \ \ \ | |_|_|_|/ / / / / / / |/| | | | | / / / / / | | | | | |/ / / / / | | | | |/| | | | | 'sh/intc-extension' into sh-fixes-for-linus
| | | * | | | | | | sh: add clk_round_parent() to optimize parent clock rateGuennadi Liakhovetski2010-11-081-0/+4
| | | | |/ / / / / | | | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Sometimes it is possible and reasonable to adjust the parent clock rate to improve precision of the child clock, e.g., if the child clock has no siblings. clk_round_parent() is a new addition to the SH clock-framework API, that implements such an optimization for child clocks with divisors, taking all integer values in a range. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
* | | | | | | | | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds2010-11-054-7/+9
|\ \ \ \ \ \ \ \ \ | | |_|_|_|_|_|/ / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (41 commits) inet_diag: Make sure we actually run the same bytecode we audited. netlink: Make nlmsg_find_attr take a const nlmsghdr*. fib: fib_result_assign() should not change fib refcounts netfilter: ip6_tables: fix information leak to userspace cls_cgroup: Fix crash on module unload memory corruption in X.25 facilities parsing net dst: fix percpu_counter list corruption and poison overwritten rds: Remove kfreed tcp conn from list rds: Lost locking in loop connection freeing de2104x: fix panic on load atl1 : fix panic on load netxen: remove unused firmware exports caif: Remove noisy printout when disconnecting caif socket caif: SPI-driver bugfix - incorrect padding. caif: Bugfix for socket priority, bindtodev and dbg channel. smsc911x: Set Ethernet EEPROM size to supported device's size ipv4: netfilter: ip_tables: fix information leak to userland ipv4: netfilter: arp_tables: fix information leak to userland cxgb4vf: remove call to stop TX queues at load time. cxgb4: remove call to stop TX queues at load time. ...
| * | | | | | | | netlink: Make nlmsg_find_attr take a const nlmsghdr*.Nelson Elhage2010-11-041-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This will let us use it on a nlmsghdr stored inside a netlink_callback. Signed-off-by: Nelson Elhage <nelhage@ksplice.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | | | caif: SPI-driver bugfix - incorrect padding.Sjur Brændeland2010-11-041-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Signed-off-by: Sjur Braendeland <sjur.brandeland@stericsson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
| * | | | | | | | caif: Bugfix for socket priority, bindtodev and dbg channel.André Carvalho de Matos2010-11-042-6/+6
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Changes: o Bugfix: SO_PRIORITY for SOL_SOCKET could not be handled in caif's setsockopt, using the struct sock attribute priority instead. o Bugfix: SO_BINDTODEVICE for SOL_SOCKET could not be handled in caif's setsockopt, using the struct sock attribute ifindex instead. o Wrong assert statement for RFM layer segmentation. o CAIF Debug channels was not working over SPI, caif_payload_info containing padding info must be initialized. o Check on pointer before dereferencing when unregister dev in caif_dev.c Signed-off-by: Sjur Braendeland <sjur.brandeland@stericsson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* | | | | | | | | Merge git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tileLinus Torvalds2010-11-051-7/+7
|\ \ \ \ \ \ \ \ \ | |_|_|/ / / / / / |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile: arch/tile: mark "hardwall" device as non-seekable asm-generic/stat.h: support 64-bit file time_t for stat() arch/tile: don't allow user code to set the PL via ptrace or signal return arch/tile: correct double syscall restart for nested signals arch/tile: avoid __must_check warning on one strict_strtol check arch/tile: bomb raw_local_irq_ to arch_local_irq_ arch/tile: complete migration to new kmap_atomic scheme
| * | | | | | | | asm-generic/stat.h: support 64-bit file time_t for stat()Chris Metcalf2010-11-011-7/+7
| | |_|_|/ / / / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The existing asm-generic/stat.h specifies st_mtime, etc., as a 32-value, and works well for 32-bit architectures (currently microblaze, score, and 32-bit tile). However, for 64-bit architectures it isn't sufficient to return 32 bits of time_t; this isn't good insurance against the 2037 rollover. (It also makes glibc support less convenient, since we can't use glibc's handy STAT_IS_KERNEL_STAT mode.) This change extends the two "timespec" fields for each of the three atime, mtime, and ctime fields from "int" to "long". As a result, on 32-bit platforms nothing changes, and 64-bit platforms will now work as expected. The only wrinkle is 32-bit userspace under 64-bit kernels taking advantage of COMPAT mode. For these, we leave the "struct stat64" definitions with the "int" versions of the time_t and nsec fields, so that architectures can implement compat_sys_stat64() and friends with sys_stat64(), etc., and get the expected 32-bit structure layout. This requires a field-by-field copy in the kernel, implemented by the code guarded under __ARCH_WANT_STAT64. This does mean that the shape of the "struct stat" and "struct stat64" structures is different on a 64-bit kernel, but only one of the two structures should ever be used by any given process: "struct stat" is meant for 64-bit userspace only, and "struct stat64" for 32-bit userspace only. (On a 32-bit kernel the two structures continue to have the same shape, since "long" is 32 bits.) The alternative is keeping the two structures the same shape on 64-bit kernels, which means a 64-bit time_t in "struct stat64" for 32-bit processes. This is a little unnatural since 32-bit userspace can't do anything with 64 bits of time_t information, since time_t is just "long", not "int64_t"; and in any case 32-bit userspace might expect to be running under a 32-bit kernel, which can't provide the high 32 bits anyway. In the case of a 32-bit kernel we'd then be extending the kernel's 32-bit time_t to 64 bits, then truncating it back to 32 bits again in userspace, for no particular reason. And, as mentioned above, if we have 64-bit time_t for 32-bit processes we can't easily use glibc's STAT_IS_KERNEL_STAT, since glibc's stat structure requires an embedded "struct timespec", which is a pair of "long" (32-bit) values in a 32-bit userspace. "Inventive" solutions are possible, but are pretty hacky. Signed-off-by: Chris Metcalf <cmetcalf@tilera.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
* / | | | | | | preempt: fix kernel build with !CONFIG_BKLArnd Bergmann2010-11-021-2/+6
|/ / / / / / / | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The preempt count logic tries to take the BKL into account, which breaks when CONFIG_BKL is not set. Use the same preempt_count offset that we use without CONFIG_PREEMPT when CONFIG_BKL is disabled. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Reported-and-tested-by: Kirill A. Shutemov <kirill@shutemov.name> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | | | | | Merge branch 'next-spi' of git://git.secretlab.ca/git/linux-2.6Linus Torvalds2010-11-011-0/+3
|\ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 'next-spi' of git://git.secretlab.ca/git/linux-2.6: spi/pl022: fix erroneous platform data in U300 spi: fixed odd static string conventions in core code spi/bfin_spi: only request GPIO on first load spi/bfin_spi: handle error/status changes after data interrupts spi: enable spi_board_info to be registered after spi_master
| * | | | | | | spi: enable spi_board_info to be registered after spi_masterFeng Tang2010-10-221-0/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Currently spi_register_board_info() has to be called before its related spi_master be registered, otherwise these board info will be just ignored. This patch will remove this order limit, it adds a global spi master list like the existing global board info listr. Whenever a board info or a spi_master is registered, the spi master list or board info list will be scanned, and a new spi device will be created if there is a master-board info match. Signed-off-by: Feng Tang <feng.tang@intel.com> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
* | | | | | | | Merge branch 'i2c-for-linus' of ↵Linus Torvalds2010-11-012-2/+1Star
|\ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging * 'i2c-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging: i2c-i801: Add PCI idents for Patsburg 'IDF' SMBus controllers i2c-i801: Handle multiple instances instead of keeping global state i2c-i801: Add Intel Patsburg device ID i2c: Drop unused I2C_CLASS_TV flags
| * | | | | | | | i2c-i801: Add Intel Patsburg device IDSeth Heasley2010-10-311-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Add support for the Intel Patsburg PCH SMBus Controller. Signed-off-by: Seth Heasley <seth.heasley@intel.com> Signed-off-by: Jean Delvare <khali@linux-fr.org>
| * | | | | | | | i2c: Drop unused I2C_CLASS_TV flagsJean Delvare2010-10-311-2/+0Star
| | |_|_|/ / / / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | There are no users left for I2C_CLASS_TV_ANALOG and I2C_CLASS_TV_DIGITAL, so we can get rid of them. Signed-off-by: Jean Delvare <khali@linux-fr.org>
* | | | | | | | Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6Linus Torvalds2010-11-014-2/+63
|\ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (70 commits) [SCSI] pmcraid: add support for set timestamp command and other fixes [SCSI] pmcraid: remove duplicate struct member [SCSI] qla4xxx: Fix cmd check in qla4xxx_cmd_wait [SCSI] megaraid_sas: Version and documentation update [SCSI] megaraid_sas: Add three times Online controller reset [SCSI] megaraid_sas: Add input parameter for max_sectors [SCSI] megaraid_sas: support devices update flag [SCSI] libosd: write/read_sg_kern API [SCSI] libosd: Support for scatter gather write/read commands [SCSI] libosd: Free resources in reverse order of allocation [SCSI] libosd: Fix bug in attr_page handling [SCSI] lpfc 8.3.18: Update lpfc driver version to 8.3.18 [SCSI] lpfc 8.3.18: Add new WQE support [SCSI] lpfc 8.3.18: Fix critical errors [SCSI] lpfc 8.3.18: Adapter Shutdown and Unregistration cleanup [SCSI] lpfc 8.3.18: Add logic to detect last devloss timeout [SCSI] lpfc 8.3.18: Add support of received ELS commands [SCSI] lpfc 8.3.18: FC/FCoE Discovery fixes [SCSI] ipr: add definitions for a new adapter [SCSI] bfa: fix comments for c files ...
| * | | | | | | | [SCSI] libosd: write/read_sg_kern APIBoaz Harrosh2010-10-261-0/+7
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This is a trivial addition to the SG API that can receive kernel pointers. It is only used by the out-of-tree test module. So it's immediate need is questionable. For maintenance ease it might just get in, as it's very small. John. do you need this in the Kernel, or is it only for osd_ktest.ko? Signed-off-by: John A. Chandy <john.chandy@uconn.edu> Signed-off-by: Boaz Harrosh <bharrosh@panasas.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
| * | | | | | | | [SCSI] libosd: Support for scatter gather write/read commandsBoaz Harrosh2010-10-263-1/+55
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This patch adds the Scatter-Gather (sg) API to libosd. Scatter-gather enables a write/read of multiple none-contiguous areas of an object, in a single call. The extents may overlap and/or be in any order. The Scatter-Gather list is sent to the target in what is called a "cdb continuation segment". This is yet another possible segment in the osd-out-buffer. It is unlike all other segments in that it sits before the actual "data" segment (which until now was always first), and that it is signed by itself and not part of the data buffer. This is because the cdb-continuation-segment is considered a spill-over of the CDB data, and is therefor signed under OSD_SEC_CAPKEY and higher. TODO: A new osd_finalize_request_ex version should be supplied so the @caps received on the network also contains a size parameter and can be spilled over into the "cdb continuation segment". Thanks to John Chandy <john.chandy@uconn.edu> for the original code, and investigations. And the implementation of SG support in the osd-target. Original-coded-by: John Chandy <john.chandy@uconn.edu> Signed-off-by: Boaz Harrosh <bharrosh@panasas.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
| * | | | | | | | [SCSI] libfc: Do not let disc work cancel itselfBhanu Prakash Gollapudi2010-10-251-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When number of NPIV ports created are greater than the xids allocated per pool -- for eg., creating 255 NPIV ports on a system with nr_cpu_ids of 32, with each pool containing 128 xids -- and then generating a link event - for eg., shutdown/no shutdown -- on the switch port causes the hang with the following stack trace. Call Trace: schedule_timeout+0x19d/0x230 wait_for_common+0xc0/0x170 __cancel_work_timer+0xcf/0x1b0 fc_disc_stop+0x16/0x30 [libfc] fc_lport_reset_locked+0x47/0x90 [libfc] fc_lport_enter_reset+0x67/0xe0 [libfc] fc_lport_disc_callback+0xbc/0xe0 [libfc] fc_disc_done+0xa8/0xf0 [libfc] fc_disc_timeout+0x29/0x40 [libfc] run_workqueue+0xb8/0x140 worker_thread+0x96/0x110 kthread+0x96/0xa0 child_rip+0xa/0x20 Fix is to not cancel the disc_work if discovery is already stopped, thus allowing lport state machine to restart and try discovery again. Signed-off-by: Bhanu Prakash Gollapudi <bprakash@broadcom.com> Acked-by: Joe Eykholt <jeykholt@cisco.com> Signed-off-by: Robert Love <robert.w.love@intel.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
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*-. \ \ \ \ \ \ \ \ Merge branches 'irq-core-for-linus' and 'core-locking-for-linus' of ↵Linus Torvalds2010-11-013-7/+6Star
|\ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'irq-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: genirq: Fix up irq_node() for irq_data changes. genirq: Add single IRQ reservation helper genirq: Warn if enable_irq is called before irq is set up * 'core-locking-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: semaphore: Remove mutex emulation staging: Final semaphore cleanup jbd2: Convert jbd2_slab_create_sem to mutex hpfs: Convert sbi->hpfs_creation_de to mutex Fix up trivial change/delete conflicts with deleted 'dream' drivers (drivers/staging/dream/camera/{mt9d112.c,mt9p012_fox.c,mt9t013.c,s5k3e2fx.c})
| | * | | | | | | | | semaphore: Remove mutex emulationThomas Gleixner2010-10-301-6/+0Star
| | | |_|_|_|/ / / / | | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Semaphores used as mutexes have been deprecated for years. Now that all users are either converted to real semaphores or to mutexes remove the cruft. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Christoph Hellwig <hch@infradead.org> LKML-Reference: <20100907125057.562399240@linutronix.de>
| * | | | | | | | | genirq: Fix up irq_node() for irq_data changes.Paul Mundt2010-10-281-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Now that the node ID is tracked in the irq_data structure, update the irq_node() definition accordingly. This fixes up irq_node() usage under GENERIC_HARDIRQS_NO_DEPRECATED && SMP. Signed-off-by: Paul Mundt <lethal@linux-sh.org> LKML-Reference: <20101028023031.GB10365@linux-sh.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
| * | | | | | | | | genirq: Add single IRQ reservation helperPaul Mundt2010-10-261-0/+5
| | |_|_|/ / / / / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | For cases that wish to reserve a single IRQ at a given place simply provide a wrapper in to the ranged reservation routine. Signed-off-by: Paul Mundt <lethal@linux-sh.org> LKML-Reference: <20101026071912.GD4733@linux-sh.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
* | | | | | | | | locks: remove fl_copy_lock lock_manager operationChristoph Hellwig2010-10-311-1/+0Star
| |_|_|/ / / / / |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | This one was only used for a nasty hack in nfsd, which has recently been removed. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | | | | | | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds2010-10-311-1/+1
|\ \ \ \ \ \ \ \ | | |_|_|/ / / / | |/| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: isdn: mISDN: socket: fix information leak to userland netdev: can: Change mail address of Hans J. Koch pcnet_cs: add new_id net: Truncate recvfrom and sendto length to INT_MAX. RDS: Let rds_message_alloc_sgs() return NULL RDS: Copy rds_iovecs into kernel memory instead of rereading from userspace RDS: Clean up error handling in rds_cmsg_rdma_args RDS: Return -EINVAL if rds_rdma_pages returns an error net: fix rds_iovec page count overflow can: pch_can: fix section mismatch warning by using a whitelisted name can: pch_can: fix sparse warning netxen_nic: Fix the tx queue manipulation bug in netxen_nic_probe ip_gre: fix fallback tunnel setup vmxnet: trivial annotation of protocol constant vmxnet3: remove unnecessary byteswapping in BAR writing macros ipv6/udp: report SndbufErrors and RcvbufErrors phy/marvell: rename 88ec048 to 88e1318s and fix mscr1 addr
| * | | | | | | phy/marvell: rename 88ec048 to 88e1318s and fix mscr1 addrCyril Chemparathy2010-10-291-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The marvell 88ec048's official part number is 88e1318s. This patch renames definitions in the driver to reflect this. In addition, a minor bug fix has been added to write back the MSCR1 register value properly. Signed-off-by: Cyril Chemparathy <cyril@ti.com> Signed-off-by: David S. Miller <davem@davemloft.net>
* | | | | | | | locks: fix setlease methods to free passed-in lockJ. Bruce Fields2010-10-311-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We modified setlease to require the caller to allocate the new lease in the case of creating a new lease, but forgot to fix up the filesystem methods. Cc: Steven Whitehouse <swhiteho@redhat.com> Cc: Steve French <sfrench@samba.org> Cc: Trond Myklebust <Trond.Myklebust@netapp.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
* | | | | | | | Merge branch 'for-linus' of git://git.infradead.org/users/eparis/notifyLinus Torvalds2010-10-305-31/+73
|\ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * 'for-linus' of git://git.infradead.org/users/eparis/notify: (22 commits) Ensure FMODE_NONOTIFY is not set by userspace make fanotify_read() restartable across signals fsnotify: remove alignment padding from fsnotify_mark on 64 bit builds fs/notify/fanotify/fanotify_user.c: fix warnings fanotify: Fix FAN_CLOSE comments fanotify: do not recalculate the mask if the ignored mask changed fanotify: ignore events on directories unless specifically requested fsnotify: rename FS_IN_ISDIR to FS_ISDIR fanotify: do not send events for irregular files fanotify: limit number of listeners per user fanotify: allow userspace to override max marks fanotify: limit the number of marks in a single fanotify group fanotify: allow userspace to override max queue depth fsnotify: implement a default maximum queue depth fanotify: ignore fanotify ignore marks if open writers fanotify: allow userspace to flush all marks fsnotify: call fsnotify_parent in perm events fsnotify: correctly handle return codes from listeners fanotify: use __aligned_u64 in fanotify userspace metadata fanotify: implement fanotify listener ordering ...
| * | | | | | | | Ensure FMODE_NONOTIFY is not set by userspaceLino Sanfilippo2010-10-301-4/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | In fsnotify_open() ensure that FMODE_NONOTIFY is never set by userspace. Also always call fsnotify_parent and fsnotify. Signed-off-by: Lino Sanfilippo <LinoSanfilippo@gmx.de> Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fsnotify: remove alignment padding from fsnotify_mark on 64 bit buildsRichard Kennedy2010-10-281-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Reorder struct fsnotfiy_mark to remove 8 bytes of alignment padding on 64 bit builds. Shrinks fsnotfiy_mark to 128 bytes allowing more objects per slab in its kmem_cache and reduces the number of cachelines needed for each structure. Signed-off-by: Richard Kennedy <richard@rsk.demon.co.uk> Cc: Eric Paris <eparis@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fanotify: Fix FAN_CLOSE commentsStefan Hajnoczi2010-10-281-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The comments for FAN_CLOSE_WRITE and FAN_CLOSE_NOWRITE do not match FS_CLOSE_WRITE and FS_CLOSE_NOWRITE, respectively. WRITE is for writable files while NOWRITE is for non-writable files. Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com> Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fanotify: ignore events on directories unless specifically requestedEric Paris2010-10-281-2/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | fanotify has a very limited number of events it sends on directories. The usefulness of these events is yet to be seen and still we send them. This is particularly painful for mount marks where one might receive many of these useless events. As such this patch will drop events on IS_DIR() inodes unless they were explictly requested with FAN_ON_DIR. This means that a mark on a directory without FAN_EVENT_ON_CHILD or FAN_ON_DIR is meaningless and will result in no events ever (although it will still be allowed since detecting it is hard) Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fsnotify: rename FS_IN_ISDIR to FS_ISDIREric Paris2010-10-282-12/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The _IN_ in the naming is reserved for flags only used by inotify. Since I am about to use this flag for fanotify rename it to be generic like the rest. Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fanotify: limit number of listeners per userEric Paris2010-10-282-0/+4
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | fanotify currently has no limit on the number of listeners a given user can have open. This patch limits the total number of listeners per user to 128. This is the same as the inotify default limit. Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fanotify: allow userspace to override max marksEric Paris2010-10-281-1/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Some fanotify groups, especially those like AV scanners, will need to place lots of marks, particularly ignore marks. Since ignore marks do not pin inodes in cache and are cleared if the inode is removed from core (usually under memory pressure) we expose an interface for listeners, with CAP_SYS_ADMIN, to override the maximum number of marks and be allowed to set and 'unlimited' number of marks. Programs which make use of this feature will be able to OOM a machine. Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fanotify: limit the number of marks in a single fanotify groupEric Paris2010-10-281-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | There is currently no limit on the number of marks a given fanotify group can have. Since fanotify is gated on CAP_SYS_ADMIN this was not seen as a serious DoS threat. This patch implements a default of 8192, the same as inotify to work towards removing the CAP_SYS_ADMIN gating and eliminating the default DoS'able status. Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fanotify: allow userspace to override max queue depthEric Paris2010-10-281-2/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | fanotify has a defualt max queue depth. This patch allows processes which explicitly request it to have an 'unlimited' queue depth. These processes need to be very careful to make sure they cannot fall far enough behind that they OOM the box. Thus this flag is gated on CAP_SYS_ADMIN. Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fsnotify: implement a default maximum queue depthEric Paris2010-10-281-1/+0Star
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Currently fanotify has no maximum queue depth. Since fanotify is CAP_SYS_ADMIN only this does not pose a normal user DoS issue, but it certianly is possible that an fanotify listener which can't keep up could OOM the box. This patch implements a default 16k depth. This is the same default depth used by inotify, but given fanotify's better queue merging in many situations this queue will contain many additional useful events by comparison. Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fanotify: allow userspace to flush all marksEric Paris2010-10-281-1/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | fanotify is supposed to be able to flush all marks. This is mostly useful for the AV community to flush all cached decisions on a security policy change. This functionality has existed in the kernel but wasn't correctly exposed to userspace. Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fsnotify: call fsnotify_parent in perm eventsEric Paris2010-10-282-5/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | fsnotify perm events do not call fsnotify parent. That means you cannot register a perm event on a directory and enforce permissions on all inodes in that directory. This patch fixes that situation. Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fsnotify: correctly handle return codes from listenersEric Paris2010-10-281-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | When fsnotify groups return errors they are ignored. For permissions events these should be passed back up the stack, but for most events these should continue to be ignored. Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fanotify: use __aligned_u64 in fanotify userspace metadataEric Paris2010-10-281-2/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Currently the userspace struct exposed by fanotify uses __attribute__((packed)) to make sure that alignment works on multiarch platforms. Since this causes a severe performance penalty on some platforms we are going to switch to using explicit alignment notation on the 64bit values so we don't have to use 'packed' Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fanotify: implement fanotify listener orderingEric Paris2010-10-281-1/+10
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | The fanotify listeners needs to be able to specify what types of operations they are going to perform so they can be ordered appropriately between other listeners doing other types of operations. They need this to be able to make sure that things like hierarchichal storage managers will get access to inodes before processes which need the data. This patch defines 3 possible uses which groups must indicate in the fanotify_init() flags. FAN_CLASS_PRE_CONTENT FAN_CLASS_CONTENT FAN_CLASS_NOTIF Groups will receive notification in that order. The order between 2 groups in the same class is undeterministic. FAN_CLASS_PRE_CONTENT is intended to be used by listeners which need access to the inode before they are certain that the inode contains it's final data. A hierarchical storage manager should choose to use this class. FAN_CLASS_CONTENT is intended to be used by listeners which need access to the inode after it contains its intended contents. This would be the appropriate level for an AV solution or document control system. FAN_CLASS_NOTIF is intended for normal async notification about access, much the same as inotify and dnotify. Syncronous permissions events are not permitted at this class. Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fsnotify: implement ordering between notifiersEric Paris2010-10-281-0/+8
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | fanotify needs to be able to specify that some groups get events before others. They use this idea to make sure that a hierarchical storage manager gets access to files before programs which actually use them. This is purely infrastructure. Everything will have a priority of 0, but the infrastructure will exist for it to be non-zero. Signed-off-by: Eric Paris <eparis@redhat.com>
| * | | | | | | | fanotify: allow fanotify to be builtEric Paris2010-10-281-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | We disabled the ability to build fanotify in commit 7c5347733dcc4ba0ba. This reverts that commit and allows people to build fanotify. Signed-off-by: Eric Paris <eparis@redhat.com>
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*-. \ \ \ \ \ \ \ \ Merge branches 'perf-fixes-for-linus' and 'x86-fixes-for-linus' of ↵Linus Torvalds2010-10-301-1/+6
|\ \ \ \ \ \ \ \ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'perf-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: jump label: Add work around to i386 gcc asm goto bug x86, ftrace: Use safe noops, drop trap test jump_label: Fix unaligned traps on sparc. jump label: Make arch_jump_label_text_poke_early() optional jump label: Fix error with preempt disable holding mutex oprofile: Remove deprecated use of flush_scheduled_work() oprofile: Fix the hang while taking the cpu offline jump label: Fix deadlock b/w jump_label_mutex vs. text_mutex jump label: Fix module __init section race * 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86: Check irq_remapped instead of remapping_enabled in destroy_irq()