- 15 3月, 2011 2 次提交
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由 Mark Rustad 提交于
Fix a few spelling errors in dcbnl.h. Signed-off-by: NMark Rustad <mark.d.rustad@intel.com> Signed-off-by: NJohn Fastabend <john.r.fastabend@intel.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Mark Rustad 提交于
Signed-off-by: NMark Rustad <mark.d.rustad@intel.com> Signed-off-by: NJohn Fastabend <john.r.fastabend@intel.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 14 3月, 2011 3 次提交
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由 Steffen Klassert 提交于
This patch adds the struct xfrm_replay_state_esn which will be used to support IPsec extended sequence numbers and anti replay windows bigger than 32 packets. Also we add a function that returns the actual size of the xfrm_replay_state_esn, a xfrm netlink atribute and a xfrm state flag for the use of extended sequence numbers. Signed-off-by: NSteffen Klassert <steffen.klassert@secunet.com> Acked-by: NHerbert Xu <herbert@gondor.apana.org.au> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Allan Stephens 提交于
Renames items that are improperly labelled as "network scope" items (which are represented by simple integer values) rather than "network domain" items (which are represented by <Z.C.N>-type network addresses). This change is purely cosmetic, and does not affect the operation of TIPC. Signed-off-by: NAllan Stephens <Allan.Stephens@windriver.com> Signed-off-by: NPaul Gortmaker <paul.gortmaker@windriver.com>
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由 Allan Stephens 提交于
Gets rid of the need for users to specify the maximum number of cluster nodes supported by TIPC. TIPC now automatically provides support for all 4K nodes allowed by its addressing scheme. Note: This change sets TIPC's memory usage to the amount used by a maximum size node table with 4K entries. An upcoming patch that converts the node table from a linear array to a hash table will compact the node table to a more efficient design, but for clarity it is nice to have all the Kconfig infrastruture go away separately. Signed-off-by: NAllan Stephens <Allan.Stephens@windriver.com> Signed-off-by: NPaul Gortmaker <paul.gortmaker@windriver.com>
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- 13 3月, 2011 1 次提交
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由 David S. Miller 提交于
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 11 3月, 2011 2 次提交
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由 Yi Zou 提交于
Add proper documentation for previously added net_device_ops ops for FCoE. Signed-off-by: NYi Zou <yi.zou@intel.com> Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com>
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由 David S. Miller 提交于
All callers are under rcu_read_lock() protection already. Rename to ip_check_mc_rcu() to make it even more clear. Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 10 3月, 2011 8 次提交
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由 Matt Carlson 提交于
This patch adds code to verify the checksum stored in the "RV" info keyword of the RODATA VPD section. Signed-off-by: NMatt Carlson <mcarlson@broadcom.com> Reviewed-by: NMichael Chan <mchan@broadcom.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Stephen Rothwell 提交于
Fixes this built error: include/linux/sysctl.h:28: included file 'linux/rcupdate.h' is not exported Signed-off-by: NStephen Rothwell <sfr@canb.auug.org.au> Acked-by: NAl Viro <viro@zeniv.linux.org.uk> Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk>
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由 Stephen Rothwell 提交于
Fixes this build-check error: include/linux/sysctl.h:28: included file 'linux/rcupdate.h' is not exported Signed-off-by: NStephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Vasiliy Kulikov 提交于
Since a8f80e8f any process with CAP_NET_ADMIN may load any module from /lib/modules/. This doesn't mean that CAP_NET_ADMIN is a superset of CAP_SYS_MODULE as modules are limited to /lib/modules/**. However, CAP_NET_ADMIN capability shouldn't allow anybody load any module not related to networking. This patch restricts an ability of autoloading modules to netdev modules with explicit aliases. This fixes CVE-2011-1019. Arnd Bergmann suggested to leave untouched the old pre-v2.6.32 behavior of loading netdev modules by name (without any prefix) for processes with CAP_SYS_MODULE to maintain the compatibility with network scripts that use autoloading netdev modules by aliases like "eth0", "wlan0". Currently there are only three users of the feature in the upstream kernel: ipip, ip_gre and sit. root@albatros:~# capsh --drop=$(seq -s, 0 11),$(seq -s, 13 34) -- root@albatros:~# grep Cap /proc/$$/status CapInh: 0000000000000000 CapPrm: fffffff800001000 CapEff: fffffff800001000 CapBnd: fffffff800001000 root@albatros:~# modprobe xfs FATAL: Error inserting xfs (/lib/modules/2.6.38-rc6-00001-g2bf4ca3/kernel/fs/xfs/xfs.ko): Operation not permitted root@albatros:~# lsmod | grep xfs root@albatros:~# ifconfig xfs xfs: error fetching interface information: Device not found root@albatros:~# lsmod | grep xfs root@albatros:~# lsmod | grep sit root@albatros:~# ifconfig sit sit: error fetching interface information: Device not found root@albatros:~# lsmod | grep sit root@albatros:~# ifconfig sit0 sit0 Link encap:IPv6-in-IPv4 NOARP MTU:1480 Metric:1 root@albatros:~# lsmod | grep sit sit 10457 0 tunnel4 2957 1 sit For CAP_SYS_MODULE module loading is still relaxed: root@albatros:~# grep Cap /proc/$$/status CapInh: 0000000000000000 CapPrm: ffffffffffffffff CapEff: ffffffffffffffff CapBnd: ffffffffffffffff root@albatros:~# ifconfig xfs xfs: error fetching interface information: Device not found root@albatros:~# lsmod | grep xfs xfs 745319 0 Reference: https://lkml.org/lkml/2011/2/24/203Signed-off-by: NVasiliy Kulikov <segoon@openwall.com> Signed-off-by: NMichael Tokarev <mjt@tls.msk.ru> Acked-by: NDavid S. Miller <davem@davemloft.net> Acked-by: NKees Cook <kees.cook@canonical.com> Signed-off-by: NJames Morris <jmorris@namei.org>
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由 Mario Schuknecht 提交于
In contrast to SIOCOUTQ which returns the amount of data sent but not yet acknowledged plus data not yet sent this patch only returns the data not sent. For various methods of live streaming bitrate control it may be helpful to know how much data are in the tcp outqueue are not sent yet. Signed-off-by: NMario Schuknecht <m.schuknecht@dresearch.de> Signed-off-by: NSteffen Sledz <sledz@dresearch.de> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Bing Zhao 提交于
and make use of it in wireless drivers Signed-off-by: NBing Zhao <bzhao@marvell.com> Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>
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由 Rémi Denis-Courmont 提交于
This is now a run-time choice so that a single kernel can support both old and new generation ISI modems. Support for manually enabling the pipe flow is removed as it did not work properly, does not fit well with the socket API, and I am not aware of any use at the moment. Signed-off-by: NRémi Denis-Courmont <remi.denis-courmont@nokia.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Rémi Denis-Courmont 提交于
User-space sometimes needs this information. In particular, the GPRS context or the AT commands pipe setups may use the pipe handle as a reference. This removes the settable pipe handle with CONFIG_PHONET_PIPECTRLR. It did not handle error cases correctly. Furthermore, the kernel *could* implement a smart scheme for allocating handles (if ever needed), but userspace really cannot. Signed-off-by: NRémi Denis-Courmont <remi.denis-courmont@nokia.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 08 3月, 2011 3 次提交
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由 Al Viro 提交于
a) struct inode is not going to be freed under ->d_compare(); however, the thing PROC_I(inode)->sysctl points to just might. Fortunately, it's enough to make freeing that sucker delayed, provided that we don't step on its ->unregistering, clear the pointer to it in PROC_I(inode) before dropping the reference and check if it's NULL in ->d_compare(). b) I'm not sure that we *can* walk into NULL inode here (we recheck dentry->seq between verifying that it's still hashed / fetching dentry->d_inode and passing it to ->d_compare() and there's no negative hashed dentries in /proc/sys/*), but if we can walk into that, we really should not have ->d_compare() return 0 on it! Said that, I really suspect that this check can be simply killed. Nick? Signed-off-by: NAl Viro <viro@zeniv.linux.org.uk> -
由 Yi Zou 提交于
The Fiber Channel over Ethernet (FCoE) Direct Data Placement (DDP) can also be used for FCoE target, where the DDP used for read I/O on an initiator can be used on an FCoE target to speed up the write I/O to the target from the initiator. The added ndo_fcoe_ddp_target() works in the similar way as the existing ndo_fcoe_ddp_setup() to allow the underlying hardware set up the DDP context accordingly when it gets called from the FCoE target implementation on top the existing Open-FCoE fcoe/libfc protocol stack so without losing the ability to provide DDP for read I/O as an initiator, it can also provide DDP offload to the write I/O coming from the initiator as a target. Signed-off-by: NYi Zou <yi.zou@intel.com> Signed-off-by: NKiran Patil <kiran.patil@intel.com> Tested-by: NKavindya Deegala <kavindya.s.deegala@intel.com> Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com>
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由 Joe Perches 提交于
This allows any caller to be prefaced by any specific pr_fmt to better identify which device driver is using this function inappropriately. Add terminating newline. Signed-off-by: NJoe Perches <joe@perches.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 05 3月, 2011 5 次提交
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由 Andi Kleen 提交于
Add a alloc_page_vma_node that allows passing the "local" node in. Used in a followon patch. Acked-by: NAndrea Arcangeli <aarcange@redhat.com> Signed-off-by: NAndi Kleen <ak@linux.intel.com> Reviewed-by: NKAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Andi Kleen 提交于
Currently alloc_pages_vma() always uses the local node as policy node for the LOCAL policy. Pass this node down as an argument instead. No behaviour change from this patch, but will be needed for followons. Acked-by: NAndrea Arcangeli <aarcange@redhat.com> Signed-off-by: NAndi Kleen <ak@linux.intel.com> Reviewed-by: NKAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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由 Sage Weil 提交于
There was some broken keepalive code using a dead variable. Shift to using the proper bit flag. Signed-off-by: NSage Weil <sage@newdream.net> -
由 Sage Weil 提交于
With commit f363e45f we replaced a bunch of hacky workqueue mutual exclusion logic with the WQ_NON_REENTRANT flag. One pieces of fallout is that the exponential backoff breaks in certain cases: * con_work attempts to connect. * we get an immediate failure, and the socket state change handler queues immediate work. * con_work calls con_fault, we decide to back off, but can't queue delayed work. In this case, we add a BACKOFF bit to make con_work reschedule delayed work next time it runs (which should be immediately). Signed-off-by: NSage Weil <sage@newdream.net>
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由 Linus Torvalds 提交于
They are only used inside kernel/ptrace.c, and have been for a long time. We don't want to go back to the bad-old-days when architectures did things on their own, so make them static and private. Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 04 3月, 2011 2 次提交
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由 Patrick McHardy 提交于
Netlink message processing in the kernel is synchronous these days, capabilities can be checked directly in security_netlink_recv() from the current process. Signed-off-by: NPatrick McHardy <kaber@trash.net> Reviewed-by: NJames Morris <jmorris@namei.org> [chrisw: update to include pohmelfs and uvesafb] Signed-off-by: NChris Wright <chrisw@sous-sol.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Patrick McHardy 提交于
Netlink message processing in the kernel is synchronous these days, the session information can be collected when needed. Signed-off-by: NPatrick McHardy <kaber@trash.net> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 03 3月, 2011 4 次提交
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由 Tao Ma 提交于
If we enable trace events to trace block actions, We use blk_fill_rwbs_rq to analyze the corresponding actions in request's cmd_flags, but we only choose the minor 2 bits from it, so most of other flags(e.g, REQ_SYNC) are missing. For example, with a sync write we get: write_test-2409 [001] 160.013869: block_rq_insert: 3,64 W 0 () 258135 + = 8 [write_test] Since now we have integrated the flags of both bio and request, it is safe to pass rq->cmd_flags directly to blk_fill_rwbs and blk_fill_rwbs_rq isn't needed any more. With this patch, after a sync write we get: write_test-2417 [000] 226.603878: block_rq_insert: 3,64 WS 0 () 258135 += 8 [write_test] Signed-off-by: NTao Ma <boyu.mt@taobao.com> Acked-by: NJeff Moyer <jmoyer@redhat.com> Signed-off-by: NJens Axboe <jaxboe@fusionio.com>
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由 Shmulik Ravid 提交于
This patch adds the support for retrieving the remote or peer DCBX configuration via dcbnl for embedded DCBX stacks supporting the CEE DCBX standard. Signed-off-by: NShmulik Ravid <shmulikr@broadcom.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Shmulik Ravid 提交于
These 2 patches add the support for retrieving the remote or peer DCBX configuration via dcbnl for embedded DCBX stacks. The peer configuration is part of the DCBX MIB and is useful for debugging and diagnostics of the overall DCB configuration. The first patch add this support for IEEE 802.1Qaz standard the second patch add the same support for the older CEE standard. Diff for v2 - the peer-app-info is CEE specific. Signed-off-by: NShmulik Ravid <shmulikr@broadcom.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Vlad Dogaru 提交于
INIT_NETDEV_GROUP is needed by userspace, move it outside __KERNEL__ guards. Signed-off-by: NVlad Dogaru <ddvlad@rosedu.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 02 3月, 2011 4 次提交
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由 Tejun Heo 提交于
__blk_run_queue() automatically either calls q->request_fn() directly or schedules kblockd depending on whether the function is recursed. blk-flush implementation needs to be able to explicitly choose kblockd. Add @force_kblockd. All the current users are converted to specify %false for the parameter and this patch doesn't introduce any behavior change. stable: This is prerequisite for fixing ide oops caused by the new blk-flush implementation. Signed-off-by: NTejun Heo <tj@kernel.org> Cc: Jan Beulich <JBeulich@novell.com> Cc: James Bottomley <James.Bottomley@HansenPartnership.com> Cc: stable@kernel.org Signed-off-by: NJens Axboe <jaxboe@fusionio.com> -
由 Mark Brown 提交于
ASoC supports keeping the audio subsysetm active over suspend in order to support use cases such as audio passthrough from a cellular modem with the main CPU suspended. Ensure that we don't power down the CODEC when this is happening by checking to see if VMID is up and skipping suspend and resume when it is. If the CODEC has suspended then it'll turn VMID off before the core suspend() gets called. Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: NSamuel Ortiz <sameo@linux.intel.com>
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由 Felix Fietkau 提交于
Also fix a typo in the STATION_INFO_TX_BITRATE description Signed-off-by: NFelix Fietkau <nbd@openwrt.org> Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>
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由 Vivek Goyal 提交于
o Dominik Klein reported a system hang issue while doing some blkio throttling testing. https://lkml.org/lkml/2011/2/24/173 o Some tracing revealed that CFQ was not dispatching any more jobs as queue unplug was not happening. And queue unplug was not happening because unplug work was not being called as there was one throttling work on same cpu which as not finished yet. And throttling work had not finished as it was tyring to dispatch a bio to CFQ but all the request descriptors were consume to it was put to sleep. o So basically it is a cyclic dependecny between CFQ unplug work and throtl dispatch work. Tejun suggested that use separate workqueue for such cases. o This patch uses a separate workqueue for throttle related work and does not rely on kblockd workqueue anymore. Cc: stable@kernel.org Reported-by: NDominik Klein <dk@in-telegence.net> Signed-off-by: NVivek Goyal <vgoyal@redhat.com> Acked-by: NTejun Heo <tj@kernel.org> Signed-off-by: NJens Axboe <jaxboe@fusionio.com>
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- 01 3月, 2011 1 次提交
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由 Rafael J. Wysocki 提交于
Several ACPI drivers fail to build if CONFIG_NET is unset, because they refer to things depending on CONFIG_THERMAL that in turn depends on CONFIG_NET. However, CONFIG_THERMAL doesn't really need to depend on CONFIG_NET, because the only part of it requiring CONFIG_NET is the netlink interface in thermal_sys.c. Put the netlink interface in thermal_sys.c under #ifdef CONFIG_NET and remove the dependency of CONFIG_THERMAL on CONFIG_NET from drivers/thermal/Kconfig. Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl> Acked-by: NRandy Dunlap <randy.dunlap@oracle.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Len Brown <lenb@kernel.org> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Luming Yu <luming.yu@intel.com> Cc: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 28 2月, 2011 1 次提交
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由 Amerigo Wang 提交于
V4: rebase to net-next-2.6 This patch removes the flag IFF_IN_NETPOLL, we don't need it any more since we have netpoll_tx_running() now. Signed-off-by: NWANG Cong <amwang@redhat.com> Acked-by: NNeil Horman <nhorman@tuxdriver.com> Cc: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 26 2月, 2011 1 次提交
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由 Alexandre Bounine 提交于
Fixes sysfs config attribute to allow access to entire 16MB maintenance space of RapidIO devices. Signed-off-by: NAlexandre Bounine <alexandre.bounine@idt.com> Cc: Kumar Gala <galak@kernel.crashing.org> Cc: Matt Porter <mporter@kernel.crashing.org> Cc: Li Yang <leoli@freescale.com> Cc: Thomas Moll <thomas.moll@sysgo.com> Cc: Micha Nelissen <micha@neli.hopto.org> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 25 2月, 2011 3 次提交
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由 stephen hemminger 提交于
This is a patch originated with Stefano Salsano and Fabio Ludovici. It provides several alternative loss models for use with netem. This patch adds two state machine based loss models. See: http://netgroup.uniroma2.it/twiki/bin/view.cgi/Main/NetemCLGSigned-off-by: NStephen Hemminger <shemminger@vyatta.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 stephen hemminger 提交于
Rather than magic constant in code, expose the maximum size of packet distribution table in API. In iproute2, q_netem defines MAX_DIST as 16K already. Signed-off-by: NStephen Hemminger <shemminger@vyatta.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Rafael J. Wysocki 提交于
Commit 074037ec (PM / Wakeup: Introduce wakeup source objects and event statistics (v3)) caused ACPI wakeup to only work if CONFIG_PM_SLEEP is set, but it also worked for CONFIG_PM_SLEEP unset before. This can be fixed by making device_set_wakeup_enable(), device_init_wakeup() and device_may_wakeup() work in the same way as before commit 074037ec when CONFIG_PM_SLEEP is unset. Reported-and-tested-by: NJustin Maggard <jmaggard10@gmail.com> Cc: stable@kernel.org Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl>
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