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2007-04-20NFS: Fix race in nfs_set_page_dirtyTrond Myklebust
Protect nfs_set_page_dirty() against races with nfs_inode_add_request. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-20NFS: Fix the 'desynchronized value of nfs_i.ncommit' errorTrond Myklebust
Redirtying a request that is already marked for commit will screw up the accounting for NR_UNSTABLE_NFS as well as nfs_i.ncommit. Ensure that all requests on the commit queue are labelled with the PG_NEED_COMMIT flag, and avoid moving them onto the dirty list inside nfs_page_mark_flush(). Also inline nfs_mark_request_dirty() into nfs_page_mark_flush() for atomicity reasons. Avoid dropping the spinlock until we're done marking the request in the radix tree and have added it to the ->dirty list. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-20NFS: Don't clear PG_writeback until after we've processed unstable writesTrond Myklebust
Ensure that we don't release the PG_writeback lock until after the page has either been redirtied, or queued on the nfs_inode 'commit' list. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-20NFS: clean up the unstable write codeTrond Myklebust
Get rid of the inlined #ifdefs. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-20Longhaul - Revert ACPI C3 on Longhaul ver. 2Dave Jones
Support for Longhaul ver. 2 broke driver for VIA C3 Eden 600MHz with Samuel 2 core. Processor is not able to switch frequency anymore. I don't know much about this issue at the moment, but until (if ever) I will know why, this part should be reversed. Signed-off-by: Rafal Bilski <rafalbilski@interia.pl> Signed-off-by: Dave Jones <davej@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-20cfq-iosched: fix sequential write regressionJens Axboe
We have a 10-15% performance regression for sequential writes on TCQ/NCQ enabled drives in 2.6.21-rcX after the CFQ update went in. It has been reported by Valerie Clement <valerie.clement@bull.net> and the Intel testing folks. The regression is because of CFQ's now more aggressive queue control, limiting the depth available to the device. This patches fixes that regression by allowing a greater depth when only one queue is busy. It has been tested to not impact sync-vs-async workloads too much - we still do a lot better than 2.6.20. Signed-off-by: Jens Axboe <jens.axboe@oracle.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-20ide/Kconfig: add missing range check for IDE_MAX_HWIFSBartlomiej Zolnierkiewicz
ide_hwif_to_major[] has only 10 entries as there are 10 major numbers reserved for IDE (if somebody needs more it shouldn't be hard to fix). Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2007-04-20hpt366: fix kernel oops with HPT302NSergei Shtylyov
The driver crashes the kernel on HPT302N chips due to the missing initializer for 'hpt302n.settings' having been unfortunately overlooked so far. :-< Much thanks to Mike Mattie for pin-pointing the reason of crash. Signed-off-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2007-04-20ide/pci/delkin_cb.c: add new PCI IDMark Lord
Add PCI ID for a newer variant of cardbus CF/IDE adapter card. Signed-off-by: Mark Lord <mlord@pobox.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2007-04-20[MIPS] Fix wrong checksum for split TCP packets on 64-bit MIPSDave Johnson
I've traced down an off-by-one TCP checksum calculation error under the following conditions: 1) The TCP code needs to split a full-sized packet due to a reduced MSS (typically due to the addition of TCP options mid-stream like SACK). _AND_ 2) The checksum of the 2nd fragment is larger than the checksum of the original packet. After subtraction this results in a checksum for the 1st fragment with bits 16..31 set to 1. (this is ok) _AND_ 3) The checksum of the 1st fragment's TCP header plus the previously 32bit checksum of the 1st fragment DOES NOT cause a 32bit overflow when added together. This results in a checksum of the TCP header plus TCP data that still has the upper 16 bits as 1's. _THEN_ 4) The TCP+data checksum is added to the checksum of the pseudo IP header with csum_tcpudp_nofold() incorrectly (the bug). The problem is the checksum of the TCP+data is passed to csum_tcpudp_nofold() as an 32bit unsigned value, however the assembly code acts on it as if it is a 64bit unsigned value. This causes an incorrect 32->64bit extension if the sum has bit 31 set. The resulting checksum is off by one. This problems is data and TCP header dependent due to #2 and #3 above so it doesn't occur on every TCP packet split. Signed-off-by: Dave Johnson <djohnson+linux-mips@sw.starentnetworks.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-04-20[MIPS] Fix BUG(), BUG_ON() handlingAtsushi Nemoto
With commit 63dc68a8cf60cb110b147dab1704d990808b39e2, kernel can not handle BUG() and BUG_ON() properly since get_user() returns false for kernel code. Use __get_user() to skip unnecessary access_ok(). This patch also make BRK_BUG code encoded in the TNE instruction. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-04-20[MIPS] Retry {save,restore}_fp_context if failed in atomic context.Atsushi Nemoto
The save_fp_context()/restore_fp_context() might sleep on accessing user stack and therefore might lose FPU ownership in middle of them. If these function failed due to "in_atomic" test in do_page_fault, touch the sigcontext area in non-atomic context and retry these save/restore operation. This is a replacement of a (broken) fix which was titled "Allow CpU exception in kernel partially". Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-04-20[MIPS] Disallow CpU exception in kernel again.Atsushi Nemoto
The commit 4d40bff7110e9e1a97ff8c01bdd6350e9867cc10 ("Allow CpU exception in kernel partially") was broken. The commit was to fix theoretical problem but broke usual case. Revert it for now. Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-04-20[MIPS] Add missing silicon revisions for BCM112xMark Mason
Recent versions of the BCM112X processors aren't recognized by Linux (preventing Linux from booting on those processors). This patch adds support for those that are missing. Signed-off-by: Mark Mason <mason@broadcom.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-04-19Revert "e1000: fix NAPI performance on 4-port adapters"Linus Torvalds
This reverts commit 60cba200f11b6f90f35634c5cd608773ae3721b7. It's been linked to lockups of the e1000 hardware, see for example https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=229603 but it's likely that the commit itself is not really introducing the bug, but just allowing an unrelated problem to rear its ugly head (ie one current working theory is that the code exposes us to a hardware race condition by decreasing the amount of time we spend in each NAPI poll cycle). We'll revert it until root cause is known. Intel has a repeatable reproduction on two different machines and bus traces of the hardware doing something bad. Acked-by: Jesse Brandeburg <jesse.brandeburg@intel.com> Cc: Jeff Garzik <jeff@garzik.org> Cc: David S. Miller <davem@davemloft.net> Cc: Greg KH <gregkh@suse.de> Cc: Dave Jones <davej@redhat.com> Cc: Auke Kok <auke-jan.h.kok@intel.com> Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-19Merge branch 'upstream-linus' of ↵Linus Torvalds
master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev * 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev: pata_sis: Fix oops on boot
2007-04-19pata_sis: Fix oops on bootAlan Cox
A small number of SiS setups require special handling (not many judging by how long this dumb bug survived). A couple of Fedora 7 devel testers hit an Oops on pata_sis loading which is caused by terminal confusion between chipset as 'the chipset we have found' and chipset as 'array iterator' Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-04-19[PPP]: Fix skbuff.c:BUG due incorrect logic in process_input_packet()Paul Mackerras
From: Paul Mackerras <paulus@samba.org> This fixes: Subject: kernel BUG at net/core/skbuff.c in linux-2.6.21-rc6 process_input_packet() treats the case where the first byte is 0xff (PPP_ALLSTATIONS) but the second byte is 0x03 (PPP_UI) as indicating a packet with a PPP protocol number of 0xff. Arguably that's wrong since PPP protocol 0xff is reserved, and the RFC does envision the possibility of receiving frames where the control field has values other than 0x03. Signed-off-by: David S. Miller <davem@davemloft.net>
2007-04-19sky2: version 1.14Stephen Hemminger
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-04-19sky2: no jumbo on Yukon FEStephen Hemminger
The Yukon FE (100mbit only) chips do not support large packets. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-04-19sky2: EC-U performance and jumbo supportStephen Hemminger
The Yukon EC Ultra chips have transmit settings for store and forward and PCI buffering. By setting these appropriately, normal performance goes from 750Mbytes/sec to 940Mbytes/sec (non-jumbo). It is also possible to do Jumbo mode, but it means turning off TSO and checksum offload so the performance gets worse. There isn't enough buffering for checksum offload to work. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-04-19sky2: disable ASF on all chip typesStephen Hemminger
Need to make sure and disable ASF on all chip types. Otherwise, there may be random reboots. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-04-19sky2: handle descriptor errorsStephen Hemminger
There should never be descriptor error unless hardware or driver is buggy. But if an error occurs, print useful information, clear irq, and recover. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-04-19sky2: disable support for 88E8056Stephen Hemminger
This device is having all sorts of problems that lead to data corruption and system instability. It gets receive status and data out of order, it generates descriptor and TSO errors, etc. Until the problems are resolved, it should not be used by anyone who cares about there system. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-04-19gianfar needs crc32 lib dependencyDave Jiang
Gianfar needs crc32 to be selected to compile. Signed-off-by: Dave Jiang <djiang@mvista.com> -- drivers/net/Kconfig | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) -- Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-04-19spidernet: Fix problem sending IP fragmentsLinas Vepstas
The basic structure of "normal" UDP/IP/Ethernet frames (that actually work): - It starts with the Ethernet header (dest MAC, src MAC, etc.) - The next part is occupied by the IP header (version info, length of packet, id=0, fragment offset=0, checksum, from / to address, etc.) - Then comes the UDP header (src / dest port, length, checksum) - Actual payload - Ethernet checksum Now what's different for IP fragment: - The IP header has id set to some value (same for all fragments), offset is set appropriately (i.e. 0 for first fragment, following according to size of other fragments), size is the length of the frame. - UDP header is unchanged. I.e. length is according to full UDP datagram, not just the part within the actual frame! But this is only true within the first frame: all following frames don't have a valid UDP-header at all. The spidernet silicon seems to be quite intelligent: It's able to compute (IP / UDP / Ethernet) checksums on the fly and tests if frames are conforming to RFC -- at least conforming to RFC on complete frames. But IP fragments are different as explained above: I.e. for IP fragments containing part of a UDP datagram it sees incompatible length in the headers for IP and UDP in the first frame and, thus, skips this frame. But the content *is* correct for IP fragments. For all following frames it finds (most probably) no valid UDP header at all. But this *is* also correct for IP fragments. The Linux IP-stack seems to be clever in this point. It expects the spidernet to calculate the checksum (since the module claims to be able to do so) and marks the skb's for "normal" frames accordingly (ip_summed set to CHECKSUM_HW). But for the IP fragments it does not expect the driver to be capable to handle the frames appropriately. Thus all checksums are allready computed. This is also flaged within the skb (ip_summed set to CHECKSUM_NONE). Unfortunately the spidernet driver ignores that hints. It tries to send the IP fragments of UDP datagrams as normal UDP/IP frames. Since they have different structure the silicon detects them the be not "well-formed" and skips them. The following one-liner against 2.6.21-rc2 changes this behavior. If the IP-stack claims to have done the checksumming, the driver should not try to checksum (and analyze) the frame but send it as is. Signed-off-by: Norbert Eicker <n.eicker@fz-juelich.de> Signed-off-by: Linas Vepstas <linas@austin.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-04-19cxgb3 - PHY interrupts and GPIO pins.Divy Le Ray
Remove assumption that PHY interrupts use GPIOs 3 and 5. Deal with PHY interrupts connected to any GPIO pins. Signed-off-by: Divy Le Ray <divy@chelsio.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-04-19cxgb3 - Fix low memory conditionsDivy Le Ray
Reuse the incoming skb when a clientless abort req is recieved. The release of RDMA connections HW resources might be deferred in low memory situations. Ensure that no further activity is passed up to the RDMA driver for these connections. Signed-off-by: Divy Le Ray <divy@chelsio.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
2007-04-19Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/avi/kvmLinus Torvalds
* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/avi/kvm: KVM: Fix off-by-one when writing to a nonpae guest pde
2007-04-19KVM: Fix off-by-one when writing to a nonpae guest pdeAvi Kivity
Nonpae guest pdes are shadowed by two pae ptes, so we double the offset twice: once to account for the pte size difference, and once because we need to shadow pdes for a single guest pde. But when writing to the upper guest pde we also need to truncate the lower bits, otherwise the multiply shifts these bits into the pde index and causes an access to the wrong shadow pde. If we're at the end of the page (accessing the very last guest pde) we can even overflow into the next host page and oops. Signed-off-by: Avi Kivity <avi@qumranet.com>
2007-04-18[NETLINK]: Don't attach callback to a going-away netlink socketDenis Lunev
There is a race between netlink_dump_start() and netlink_release() that can lead to the situation when a netlink socket with non-zero callback is freed. Here it is: CPU1: CPU2 netlink_release(): netlink_dump_start(): sk = netlink_lookup(); /* OK */ netlink_remove(); spin_lock(&nlk->cb_lock); if (nlk->cb) { /* false */ ... } spin_unlock(&nlk->cb_lock); spin_lock(&nlk->cb_lock); if (nlk->cb) { /* false */ ... } nlk->cb = cb; spin_unlock(&nlk->cb_lock); ... sock_orphan(sk); /* * proceed with releasing * the socket */ The proposal it to make sock_orphan before detaching the callback in netlink_release() and to check for the sock to be SOCK_DEAD in netlink_dump_start() before setting a new callback. Signed-off-by: Denis Lunev <den@openvz.org> Signed-off-by: Kirill Korotaev <dev@openvz.org> Signed-off-by: Pavel Emelianov <xemul@openvz.org> Acked-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-04-18[IrDA]: Correctly handling socket errorOlaf Kirch
This patch fixes an oops first reported in mid 2006 - see http://lkml.org/lkml/2006/8/29/358 The cause of this bug report is that when an error is signalled on the socket, irda_recvmsg_stream returns without removing a local wait_queue variable from the socket's sk_sleep queue. This causes havoc further down the road. In response to this problem, a patch was made that invoked sock_orphan on the socket when receiving a disconnect indication. This is not a good fix, as this sets sk_sleep to NULL, causing applications sleeping in recvmsg (and other places) to oops. This is against the latest net-2.6 and should be considered for -stable inclusion. Signed-off-by: Olaf Kirch <olaf.kirch@oracle.com> Signed-off-by: Samuel Ortiz <samuel@sortiz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-04-18[SCTP]: Do not interleave non-fragments when in partial deliveryVlad Yasevich
The way partial delivery is currently implemnted, it is possible to intereleave a message (either from another steram, or unordered) that is not part of partial delivery process. The only way to this is for a message to not be a fragment and be 'in order' or unorderd for a given stream. This will result in bypassing the reassembly/ordering queues where things live duing partial delivery, and the message will be delivered to the socket in the middle of partial delivery. This is a two-fold problem, in that: 1. the app now must check the stream-id and flags which it may not be doing. 2. this clearing partial delivery state from the association and results in ulp hanging. This patch is a band-aid over a much bigger problem in that we don't do stream interleave. Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2007-04-18[IPSEC] af_key: Fix thinko in pfkey_xfrm_policy2msg()David S. Miller
Make sure to actually assign the determined mode to rq->sadb_x_ipsecrequest_mode. Noticed by Joe Perches. Signed-off-by: David S. Miller <davem@davemloft.net>
2007-04-17Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds
* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: [BRIDGE]: Unaligned access when comparing ethernet addresses [SCTP]: Unmap v4mapped addresses during SCTP_BINDX_REM_ADDR operation. [SCTP]: Fix assertion (!atomic_read(&sk->sk_rmem_alloc)) failed message [NET]: Set a separate lockdep class for neighbour table's proxy_queue [NET]: Fix UDP checksum issue in net poll mode. [KEY]: Fix conversion between IPSEC_MODE_xxx and XFRM_MODE_xxx. [NET]: Get rid of alloc_skb_from_cache
2007-04-17Merge branch 'for-linus' of ↵Linus Torvalds
master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband * 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/roland/infiniband: IB/mthca: Fix data corruption after FMR unmap on Sinai
2007-04-17Merge branch 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6Linus Torvalds
* 'for-linus' of git://one.firstfloor.org/home/andi/git/linux-2.6: [PATCH] x86: Fix potential overflow in perfctr reservation [PATCH] x86: Fix gcc 4.2 _proxy_pda workaround
2007-04-17Minor bug fixes to i2c-pasemiOlof Johansson
* Last write during i2c_xfer is of the wrong byte (off-by-1). * Read length is wrong for some of the reads (mistakenly used the PEC version) Signed-off-by: Olof Johansson <olof@lixom.net> Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-17i2c-pasemi: Depend on PPC_PASEMI againJean Delvare
Looks like a local change I made to be able to test-compile the i2c-pasemi driver leaked upstream. Signed-off-by: Jean Delvare <khali@linux-fr.org> Acked-by: Olof Johansson <olof@lixom.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-17hwmon/w83627ehf: Fix the fan5 clock divider writeJean Delvare
Users have been complaining about the w83627ehf driver flooding their logs with debug messages like: w83627ehf 9191-0a10: Increasing fan 4 clock divider from 64 to 128 or: w83627ehf 9191-0290: Increasing fan 4 clock divider from 4 to 8 The reason is that we failed to actually write the LSB of the encoded clock divider value for that fan, causing the next read to report the same old value again and again. Additionally, the fan number was improperly reported, making the bug harder to find. Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-17Provide dummy devm_ioport_* if !HAS_IOPORTRussell King
Provide an dummy implementation of devm_ioport_map() and devm_ioport_unmap() to allow drivers (eg, pata_platform) to build for platforms where CONFIG_NO_IOPORT is selected. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk> Cc: Alan Cox <alan@lxorguk.ukuu.org.uk> Cc: Jeff Garzik <jeff@garzik.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-17knfsd: use a spinlock to protect sk_info_authunixNeilBrown
sk_info_authunix is not being protected properly so the object that it points to can be cache_put twice, leading to corruption. We borrow svsk->sk_defer_lock to provide the protection. We should probably rename that lock to have a more generic name - later. Thanks to Gabriel for reporting this. Cc: Greg Banks <gnb@melbourne.sgi.com> Cc: Gabriel Barazer <gabriel@oxeva.fr> Signed-off-by: Neil Brown <neilb@suse.de> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-17drivers/macintosh/smu.c: fix locking snafuAndrew Morton
It got its lock and unlock backwards. Fixes http://bugzilla.kernel.org/show_bug.cgi?id=8334 (obviously, this code could be using plain old spin_lock_irq(), too) Cc: <matthias.kaehlcke@gmail.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-17ufs proper handling of zero link caseEvgeniy Dushistov
This patch should fix or partly fix this bug: http://bugzilla.kernel.org/show_bug.cgi?id=8276 The problem is: - if we see "zero link case" during reading inode operation, we call ufs_error(which remount fs readonly), but not "mark" inode as bad (1) - in readonly case we do not fill some data structures, which are used in read and write case (2) - VFS call ufs_delete_inode if link count is zero (3) so (1)->(3)->(2) cause oops, this patch should fix such scenario Signed-off-by: Evgeniy Dushistov <dushistov@mail.ru> Cc: Jim Paris <jim@jtan.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-17spi: fix use of set_cs in spi_s3c24xx driverBen Dooks
It turns out that the last patch to change set_cs to be kept in the controller's structure instead of the platform data was an incomplete change, and did not change the references to platfrom data in the setup xfer code. (This can prevent an oops.) Reported-by: <Ling.Alex@iac.com.tw> Signed-off-by: Ben Dooks <ben-linux@fluff.org> Signed-off-by: David Brownell <dbrownell@users.sourceforge.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-17alpha: build fixes - force architectureIvan Kokshaysky
Override compiler .arch directive for generic kernel build. Signed-off-by: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Signed-off-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-17alpha: more fixes for specific machine typesIvan Kokshaysky
arch/alpha/kernel/sys_sx164.c Earlier firmware revisions need MVI fix as well. arch/alpha/kernel/sys_nautilus.c On UP1500 firmware reports wrong AGP IRQ (10 instead of 5). This causes interrupt storm if there is a PCI device that uses IRQ 5. Signed-off-by: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: Richard Henderson <rth@twiddle.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-17alpha: fixes for specific machine typesIvan Kokshaysky
Files: arch/alpha/kernel/core_mcpcia.c arch/alpha/kernel/sys_rawhide.c include/asm-alpha/core_mcpcia.h Determine correct hose configuration; RAWHIDE family can have 2 or 4 hoses, so make sure non-existent hoses are ignored. arch/alpha/kernel/err_titan.c Supply a needed #include <asm/irq_regs.h> arch/alpha/kernel/module.c Add some useful output to the relocation overflow messages. arch/alpha/kernel/sys_noritake.c Supply necessary noritake_end_irq() to correct interrupt handling. This fixes a problem first noted by hangs during boot probing with a DE500-BA TULIP NIC present. arch/alpha/kernel/sys_sio.c Correct saving of original PIRQ register (PCI IRQ routing); change default PIRQ setting to leave PCI IRQs 9 and 14 free to be used for sound (Multia) and IDE (any), respectively. include/asm-alpha/io.h Supply the "isa_virt_to_bus" routine. Signed-off-by: Jay Estabrook <jay.estabrook@hp.com> Signed-off-by: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: Richard Henderson <rth@twiddle.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-17fix bogon in /dev/mem mmap'ing on nommuBenjamin Herrenschmidt
While digging through my MAP_FIXED changes, I found that rather obvious bug in /dev/mem mmap implementation for nommu archs. get_unmapped_area() is expected to return an address, not a pfn. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Acked-By: David Howells <dhowells@redhat.com> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-04-17kernel-doc: fix plist.h commentsRandy Dunlap
Make kernel-doc comments match macro names. Correct parameter names in a few places. Remove '#' from beginning of kernel-doc comment macro names. Remove extra (erroneous) blank lines in kernel-doc. Warning(plist.h:100): Cannot understand * #PLIST_HEAD_INIT - static struct plist_head initializer on line 100 - I thought it was a doc line Warning(plist.h:112): Cannot understand * #PLIST_NODE_INIT - static struct plist_node initializer on line 112 - I thought it was a doc line Warning(plist.h:103): No description found for parameter '_lock' Warning(plist.h:129): No description found for parameter 'lock' Warning(plist.h:158): No description found for parameter 'pos' Warning(plist.h:169): No description found for parameter 'pos' Warning(plist.h:169): No description found for parameter 'n' Warning(plist.h:179): No description found for parameter 'mem' This still leaves one warning & one error that need attention: Error(plist.h:219): cannot understand prototype: '(' Warning(plist.h): no structured comments found Acked-by: Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com> Cc: Daniel Walker <dwalker@mvista.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Oleg Nesterov <oleg@tv-sign.ru> Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>