- 11 3月, 2010 2 次提交
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由 Philipp Reisner 提交于
Signed-off-by: NPhilipp Reisner <philipp.reisner@linbit.com> Signed-off-by: NLars Ellenberg <lars.ellenberg@linbit.com>
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由 Thomas Gleixner 提交于
The bm_change semaphore is semantically a mutex. Convert it to a real mutex. Signed-off-by: NThomas Gleixner <tglx@linutronix.de> Signed-off-by: NPhilipp Reisner <philipp.reisner@linbit.com>
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- 01 3月, 2010 10 次提交
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由 Stephen Rothwell 提交于
Signed-off-by: NStephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Stephen M. Cameron 提交于
cciss: Fix problem with scatter gather elements in the scsi half of the driver When support for more than 31 scatter gather elements was added to the block half of the driver, the SCSI half of the driver was not addressed, and the bump from 31 to 32 scatter gather elements in the command block itself (not chained) actually broke the SCSI half of the driver, so that any transfer requiring 32 scatter gather elements wouldn't work. This fix also increases the max transfer size and size of the scatter gather table to the limit supported by the controller Signed-off-by: NStephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Stephen M. Cameron 提交于
cciss: eliminate unnecessary pointer use in cciss scsi code An extra level of indirection was being used in some places for no real reason. Signed-off-by: NStephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Stephen M. Cameron 提交于
cciss: do not use void pointer for scsi hba data and get rid of related unnecessary type casting and delete some superfluous and misleading comments nearby. Signed-off-by: NStephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Stephen M. Cameron 提交于
cciss: factor out scatter gather chain block mapping code Rationale is I want to use this code from the scsi half of the driver. Signed-off-by: NStephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Stephen M. Cameron 提交于
cciss: fix scatter gather chain block dma direction kludge The data direction for the chained block of scatter gather elements should always be PCI_DMA_TODEVICE, but was mistakenly set to the direction of the data transfer, then a kludge to fix it was added, in which pci_dma_sync_single_for_device or pci_dma_sync_single_for_cpu was called. If the correct direction is used in the first place, the kludge isn't needed. Signed-off-by: NStephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Stephen M. Cameron 提交于
cciss: simplify scatter gather code. Instead of allocating an array of pointers to a structure containing an SGDescriptor structure, and two other elements that aren't really used, just allocate SGDescriptor structs. Signed-off-by: NStephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Stephen M. Cameron 提交于
cciss: factor out scatter gather chain block allocation and freeing Rationale is that I want to use this code from the scsi half of the driver. Signed-off-by: NStephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Stephen M. Cameron 提交于
cciss: detect bad alignment of scsi commands at build time Incidentally fix some nearby c++ style comments. Signed-off-by: NStephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Stephen M. Cameron 提交于
cciss: clarify command list padding calculation Signed-off-by: NStephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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- 28 2月, 2010 2 次提交
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由 Finn Thain 提交于
Adjust the platform device code to conform with the code style used in the rest of this patch series. No need to name resources nor to register devices which are not applicable. Signed-off-by: NFinn Thain <fthain@telegraphics.com.au> Signed-off-by: NGeert Uytterhoeven <geert@linux-m68k.org>
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由 Geert Uytterhoeven 提交于
After commit e0c09786 ("ataflop: remove buggy/commented-out IRQ disable from do_fd_request()") the `flags' variable became unused: drivers/block/ataflop.c:1473: warning: unused variable 'flags' Hence remove it. Signed-off-by: NGeert Uytterhoeven <geert@linux-m68k.org>
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- 26 2月, 2010 3 次提交
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由 Martin K. Petersen 提交于
Except for SCSI no device drivers distinguish between physical and hardware segment limits. Consolidate the two into a single segment limit. Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Martin K. Petersen 提交于
The block layer calling convention is blk_queue_<limit name>. blk_queue_max_sectors predates this practice, leading to some confusion. Rename the function to appropriately reflect that its intended use is to set max_hw_sectors. Also introduce a temporary wrapper for backwards compability. This can be removed after the merge window is closed. Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Martin K. Petersen 提交于
Add a BLK_ prefix to block layer constants. Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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- 24 2月, 2010 2 次提交
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由 Akinobu Mita 提交于
Now that the bio list management stuff is generic, convert pktcdvd to use bio lists instead of its own private bio list implementation. Signed-off-by: NAkinobu Mita <akinobu.mita@gmail.com> Acked-by: NPeter Osterlund <petero2@telia.com> Cc: Christoph Hellwig <hch@infradead.org> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Christoph Hellwig 提交于
Allow reading various alignment values from the config page. This allows the guest to much better align I/O requests depending on the storage topology. Note that the formats for the config values appear a bit messed up, but we follow the formats used by ATA and SCSI so they are expected in the storage world. Signed-off-by: NChristoph Hellwig <hch@lst.de> Signed-off-by: NRusty Russell <rusty@rustcorp.com.au>
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- 22 2月, 2010 2 次提交
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由 dann frazier 提交于
There are several duplicate definitions in cciss_cmd.h and cciss_ioctl.h. Consolidate these into the new cciss_defs.h file. This patch doesn't change the definitions exposed under include/linux, so userspace apps shouldn't be affected. Acked-by: NStephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: Ndann frazier <dannf@hp.com> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 dann frazier 提交于
Some cleanup before the header file split-out so we don't propagate this style into new files. Acked-by: NStephen M. Cameron <scameron@beardog.cce.hp.com> Signed-off-by: Ndann frazier <dannf@hp.com> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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- 05 2月, 2010 1 次提交
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由 Stephen M. Cameron 提交于
It is possible (and expected) for there to be holes in the h->drv[] array, that is, some elements may be NULL pointers. cciss_seq_show needs to be made aware of this possibility to avoid an Oops. To reproduce the Oops which this fixes: 1) Create two "arrays" in the Array Configuratino Utility and several logical drives on each array. 2) cat /proc/driver/cciss/cciss* in an infinite loop 3) delete some of the logical drives in the first "array." Signed-off-by: NStephen M. Cameron <scameron@beardog.cce.hp.com> Cc: stable@kernel.org Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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- 03 2月, 2010 2 次提交
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由 Joe Perches 提交于
Use #define pr_fmt(fmt) "viod: " fmt Remove #define VIOD_KERN_WARNING and VIOD_KERN_INFO Convert printk(VIOD_KERN_<level> to pr_<level> Coalesce long format strings Signed-off-by: NJoe Perches <joe@perches.com> Acked-by: NStephen Rothwell <sfr@canb.auug.org.au> drivers/block/viodasd.c | 86 +++++++++++++++++++--------------------------- 1 files changed, 36 insertions(+), 50 deletions(-) Signed-off-by: NBenjamin Herrenschmidt <benh@kernel.crashing.org>
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This is the counterpart to cba76717 ("pktcdvd: remove broken dev_t export of class devices"). Device is not registered using dev_t, so it should not be destroyed using device_destroy which looks up the device by dev_t. This will fail and adding the device again will fail with the "duplicate name" error. This is fixed using device_unregister instead of device_destroy. Signed-off-by: NThadeu Lima de Souza Cascardo <cascardo@holoscopio.com> Cc: Kay Sievers <kay.sievers@vrfy.org> Cc: Peter Osterlund <petero2@telia.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Jens Axboe <jens.axboe@oracle.com> Cc: <stable@kernel.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 26 1月, 2010 1 次提交
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由 Dan Carpenter 提交于
epoch is always NULL here. Signed-off-by: NDan Carpenter <error27@gmail.com> Signed-off-by: NPhilipp Reisner <philipp.reisner@linbit.com>
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- 22 1月, 2010 1 次提交
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由 Lars Ellenberg 提交于
blk_queue_make_request() internally calls blk_set_default_limits(), so calling blk_queue_max_segment_size() before is useless. Ergo: move the call to blk_queue_max_segment_size() down a few lines. Impact: If, after a fresh modprobe, you first connect a Diskless drbd, then attach, this could result in a DRBD Protocol Error at first. The next connection attempt would then succeeded. Signed-off-by: NPhilipp Reisner <philipp.reisner@linbit.com> Signed-off-by: NLars Ellenberg <lars.ellenberg@linbit.com>
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- 12 1月, 2010 2 次提交
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由 Philipp Reisner 提交于
drbd: Allow online resizing of DRBD devices while peer not reachable (needs to be explicitly forced) Signed-off-by: NPhilipp Reisner <philipp.reisner@linbit.com> Signed-off-by: NLars Ellenberg <lars.ellenberg@linbit.com>
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由 Johannes Thoma 提交于
Signed-off-by: NPhilipp Reisner <philipp.reisner@linbit.com> Signed-off-by: NLars Ellenberg <lars.ellenberg@linbit.com>
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- 11 1月, 2010 6 次提交
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由 Julia Lawall 提交于
Test the just-allocated value for NULL rather than some other value. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // <smpl> @@ expression x,y; statement S; @@ x = \(kmalloc\|kcalloc\|kzalloc\)(...); ( if ((x) == NULL) S | if ( - y + x == NULL) S ) // </smpl> Signed-off-by: NJulia Lawall <julia@diku.dk> Cc: Lars Ellenberg <drbd-dev@lists.linbit.com> Cc: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Márton Németh 提交于
The id_table field of the struct virtio_driver is constant in <linux/virtio.h> so it is worth to make id_table also constant. The semantic match that finds this kind of pattern is as follows: (http://coccinelle.lip6.fr/) // <smpl> @r@ disable decl_init,const_decl_init; identifier I1, I2, x; @@ struct I1 { ... const struct I2 *x; ... }; @s@ identifier r.I1, y; identifier r.x, E; @@ struct I1 y = { .x = E, }; @c@ identifier r.I2; identifier s.E; @@ const struct I2 E[] = ... ; @depends on !c@ identifier r.I2; identifier s.E; @@ + const struct I2 E[] = ...; // </smpl> Signed-off-by: NMárton Németh <nm127@freemail.hu> Cc: Julia Lawall <julia@diku.dk> Cc: cocci@diku.dk Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Márton Németh 提交于
The ids field of the struct xenbus_device_id is constant in <linux/xen/xenbus.h> so it is worth to make blkfront_ids also constant. The semantic match that finds this kind of pattern is as follows: (http://coccinelle.lip6.fr/) // <smpl> @r@ disable decl_init,const_decl_init; identifier I1, I2, x; @@ struct I1 { ... const struct I2 *x; ... }; @s@ identifier r.I1, y; identifier r.x, E; @@ struct I1 y = { .x = E, }; @c@ identifier r.I2; identifier s.E; @@ const struct I2 E[] = ... ; @depends on !c@ identifier r.I2; identifier s.E; @@ + const struct I2 E[] = ...; // </smpl> Signed-off-by: NMárton Németh <nm127@freemail.hu> Cc: Julia Lawall <julia@diku.dk> Cc: cocci@diku.dk Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Márton Németh 提交于
The match_table field of the struct of_device_id is constant in <linux/of_platform.h> so it is worth to make ace_of_match also constant. The semantic match that finds this kind of pattern is as follows: (http://coccinelle.lip6.fr/) // <smpl> @r@ disable decl_init,const_decl_init; identifier I1, I2, x; @@ struct I1 { ... const struct I2 *x; ... }; @s@ identifier r.I1, y; identifier r.x, E; @@ struct I1 y = { .x = E, }; @c@ identifier r.I2; identifier s.E; @@ const struct I2 E[] = ... ; @depends on !c@ identifier r.I2; identifier s.E; @@ + const struct I2 E[] = ...; // </smpl> Signed-off-by: NMárton Németh <nm127@freemail.hu> Cc: Julia Lawall <julia@diku.dk> Cc: cocci@diku.dk Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Márton Németh 提交于
The id_table field of the struct usb_device_id is constant in <linux/usb.h> so it is worth to make ub_usb_ids also constant. The semantic match that finds this kind of pattern is as follows: (http://coccinelle.lip6.fr/) // <smpl> @r@ disable decl_init,const_decl_init; identifier I1, I2, x; @@ struct I1 { ... const struct I2 *x; ... }; @s@ identifier r.I1, y; identifier r.x, E; @@ struct I1 y = { .x = E, }; @c@ identifier r.I2; identifier s.E; @@ const struct I2 E[] = ... ; @depends on !c@ identifier r.I2; identifier s.E; @@ + const struct I2 E[] = ...; // </smpl> Signed-off-by: NMárton Németh <nm127@freemail.hu> Cc: Julia Lawall <julia@diku.dk> Cc: cocci@diku.dk Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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由 Márton Németh 提交于
The id_table field of the struct pci_driver is constant in <linux/pci.h> so it is worth to make the initialization data also constant. The semantic match that finds this kind of pattern is as follows: (http://coccinelle.lip6.fr/) // <smpl> @r@ disable decl_init,const_decl_init; identifier I1, I2, x; @@ struct I1 { ... const struct I2 *x; ... }; @s@ identifier r.I1, y; identifier r.x, E; @@ struct I1 y = { .x = E, }; @c@ identifier r.I2; identifier s.E; @@ const struct I2 E[] = ... ; @depends on !c@ identifier r.I2; identifier s.E; @@ + const struct I2 E[] = ...; // </smpl> Signed-off-by: NMárton Németh <nm127@freemail.hu> Cc: Julia Lawall <julia@diku.dk> Cc: cocci@diku.dk Signed-off-by: NJens Axboe <jens.axboe@oracle.com>
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- 07 1月, 2010 1 次提交
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由 Lars Ellenberg 提交于
It is called LBDAF since 2.6.31. impact: without this change, on 32bit, DRBD would wrongly claim to only support 2TiB devices. Signed-off-by: NLars Ellenberg <lars.ellenberg@linbit.com> Signed-off-by: NPhilipp Reisner <philipp.reisner@linbit.com>
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- 04 1月, 2010 1 次提交
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由 Julia Lawall 提交于
Test the just-allocated value for NULL rather than some other value. The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/) // <smpl> @@ expression x,y; statement S; @@ x = \(kmalloc\|kcalloc\|kzalloc\)(...); ( if ((x) == NULL) S | if ( - y + x == NULL) S ) // </smpl> Signed-off-by: NJulia Lawall <julia@diku.dk> Signed-off-by: NPhilipp Reisner <philipp.reisner@linbit.com>
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- 31 12月, 2009 1 次提交
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由 Philipp Reisner 提交于
Immediately after changing the write ordering method, the epoch can already be finished at this point. Signed-off-by: NPhilipp Reisner <philipp.reisner@linbit.com> Signed-off-by: NLars Ellenberg <lars.ellenberg@linbit.com>
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- 30 12月, 2009 3 次提交
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由 Johannes Thoma 提交于
!CONFIG_OPT evalues to FALSE if CONFIG_OPT='m'. Do not display the "DRBD disabled..." message if the dependencies are compiled as module. Signed-off-by: NJohannes Thoma <johannes.thoma@linbit.com> Signed-off-by: NPhilipp Reisner <philipp.reisner@linbit.com>
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由 Philipp Reisner 提交于
In D_DISKLESS we do not hand out any new references to ldev (local_cnt) therefore waiting until all previously handed out refereces got returned is sufficient before actually freeing mdev->ldev. Signed-off-by: NPhilipp Reisner <philipp.reisner@linbit.com> Signed-off-by: NLars Ellenberg <lars.ellenberg@linbit.com>
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由 Philipp Reisner 提交于
Signed-off-by: NPhilipp Reisner <philipp.reisner@linbit.com> Signed-off-by: NLars Ellenberg <lars.ellenberg@linbit.com>
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