- 03 9月, 2014 1 次提交
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由 Eugene Crosser 提交于
When qeth device is queried for ethtool data, hardware operation is performed to extract the necessary information from the card. If the card is not online at the moment (e.g. it is undergoing recovery), this operation produces undesired effects like temporarily freezing the system. This patch prevents execution of the hardware query operation when the card is not online. In such case, ioctl() operation returns error with errno ENODEV. Reviewed-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NEugene Crosser <Eugene.Crosser@ru.ibm.com> Signed-off-by: NFrank Blaschka <blaschka@linux.vnet.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 22 7月, 2014 4 次提交
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由 Sebastian Ott 提交于
Because of the embedded qdio_buffer array struct qeth_qdio_out_q is quite large resulting in an order 4 allocation. This is likely to fail at runtime and wastes a lot of memory since the actual size is just about 34K. Since there is no need for this buffer to be contiguous split it up using qdio buffer helpers. Reported-by: NNeale Ferguson <neale@sinenomine.net> Reviewed-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NSebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com>
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由 Sebastian Ott 提交于
Because of the embedded qdio_buffer array struct qeth_qdio_q is quite large resulting in an order 4 allocation. This is likely to fail at runtime and wastes a lot of memory since the actual size is just about 36K. Since there is no need for this buffer to be contiguous split it up using qdio buffer helpers. Reported-by: NNeale Ferguson <neale@sinenomine.net> Reviewed-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NSebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com>
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由 Sebastian Ott 提交于
Get rid of duplicated code by introducing some helpers to allocate and free qdio queues used by qeth for its input and completion queue. No functional change. Reviewed-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NSebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com>
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由 Stefan Raspl 提交于
Add support to display the adjacent switch port's forwarding attributes. Currently supports info on forwarding modes '802.1' and 'rr' (reflective relay). Signed-off-by: NStefan Raspl <raspl@linux.vnet.ibm.com> Signed-off-by: NFrank Blaschka <blaschka@linux.vnet.ibm.com> Reviewed-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 16 7月, 2014 1 次提交
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由 Tom Gundersen 提交于
Extend alloc_netdev{,_mq{,s}}() to take name_assign_type as argument, and convert all users to pass NET_NAME_UNKNOWN. Coccinelle patch: @@ expression sizeof_priv, name, setup, txqs, rxqs, count; @@ ( -alloc_netdev_mqs(sizeof_priv, name, setup, txqs, rxqs) +alloc_netdev_mqs(sizeof_priv, name, NET_NAME_UNKNOWN, setup, txqs, rxqs) | -alloc_netdev_mq(sizeof_priv, name, setup, count) +alloc_netdev_mq(sizeof_priv, name, NET_NAME_UNKNOWN, setup, count) | -alloc_netdev(sizeof_priv, name, setup) +alloc_netdev(sizeof_priv, name, NET_NAME_UNKNOWN, setup) ) v9: move comments here from the wrong commit Signed-off-by: NTom Gundersen <teg@jklm.no> Reviewed-by: NDavid Herrmann <dh.herrmann@gmail.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 07 6月, 2014 1 次提交
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由 Jiri Pirko 提交于
Signed-off-by: NJiri Pirko <jiri@resnulli.us> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 31 5月, 2014 2 次提交
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由 Ursula Braun 提交于
cppcheck blamed some issues in drivers/s390/net/... They are fixed here. Signed-off-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NFrank Blaschka <blaschka@linux.vnet.ibm.com> Reported-by: NToralf Foerster <toralf.foerster@gmx.de> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Rickard Strandqvist 提交于
There is otherwise a risk of a possible null pointer dereference. Was largely found by using a static code analysis program called cppcheck. Signed-off-by: NRickard Strandqvist <rickard_strandqvist@spectrumdigital.se> Signed-off-by: NFrank Blaschka <blaschka@linux.vnet.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 20 5月, 2014 1 次提交
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由 Sebastian Ott 提交于
Fix multiple definitions of struct channel_path_desc by moving it to asm/chpid.h . Also change ccw_device_get_chp_desc to use proper types. Reviewed-by: NPeter Oberparleiter <oberpar@linux.vnet.ibm.com> Signed-off-by: NSebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com>
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- 14 5月, 2014 1 次提交
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由 Wilfried Klaebe 提交于
net: get rid of SET_ETHTOOL_OPS Dave Miller mentioned he'd like to see SET_ETHTOOL_OPS gone. This does that. Mostly done via coccinelle script: @@ struct ethtool_ops *ops; struct net_device *dev; @@ - SET_ETHTOOL_OPS(dev, ops); + dev->ethtool_ops = ops; Compile tested only, but I'd seriously wonder if this broke anything. Suggested-by: NDave Miller <davem@davemloft.net> Signed-off-by: NWilfried Klaebe <w-lkml@lebenslange-mailadresse.de> Acked-by: NFelipe Balbi <balbi@ti.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 13 5月, 2014 1 次提交
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由 dingtianhong 提交于
The __vlan_find_dev_deep should always called in RCU, according David's suggestion, rename to __vlan_find_dev_deep_rcu looks more reasonable. Signed-off-by: NDing Tianhong <dingtianhong@huawei.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 29 4月, 2014 7 次提交
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由 Frank Blaschka 提交于
PTR_RET is deprecated. Do not recommend its usage anymore. Use PTR_ERR_OR_ZERO instead. Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Frank Blaschka 提交于
PTR_RET is deprecated. Do not recommend its usage anymore. Use PTR_ERR_OR_ZERO instead. Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Stefan Raspl 提交于
The existing options for priority queueing within OSA devices were based on the now partially defunct TOS field. This patch adds two new options as follows: - prio_queueing_skb: bases priority queueing on skb-priority - prio_queueing_vlan: uses the priority code point in the 802.1Q header Signed-off-by: NStefan Raspl <raspl@linux.vnet.ibm.com> Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Reviewed-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Stefan Raspl 提交于
Make the current priority queueing logic apply to IPv6 traffic. Signed-off-by: NStefan Raspl <raspl@linux.vnet.ibm.com> Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Reviewed-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Duan Jiong 提交于
PTR_RET is deprecated. Do not recommend its usage anymore. Use PTR_ERR_OR_ZERO instead. Signed-off-by: NDuan Jiong <duanj.fnst@cn.fujitsu.com> Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Duan Jiong 提交于
PTR_RET is deprecated. Do not recommend its usage anymore. Use PTR_ERR_OR_ZERO instead. Signed-off-by: NDuan Jiong <duanj.fnst@cn.fujitsu.com> Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Stefan Raspl 提交于
The default queue for queueing modes prio_queueing_prec and prio_queueing_tos is supposed to be QETH_DEFAULT_QUEUE. However, neither mode will reset the default default_out_queue value when enabled, leaving a previously set value activate as the default. E.g. enabling one of the fixed queueing modes, e.g. no_prio_queueing:0, and successively switching to any of the prio_queueing_* modes will leave default_out_queue at the previous (wrong) value 0. Signed-off-by: NStefan Raspl <raspl@linux.vnet.ibm.com> Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 01 4月, 2014 1 次提交
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由 Thomas Gleixner 提交于
Otherwise we leak a tracking object when DEBUG_OBJECTS is enabled. Signed-off-by: NThomas Gleixner <tglx@linutronix.de> Signed-off-by: NHeiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com>
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- 20 3月, 2014 3 次提交
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由 Stefan Raspl 提交于
The current code would always return 0 for VLAN-encapsulated IP traffic. One notable side effect was that VLAN traffic would never get prioritized on OSD and OSX devices when priority queueing modes prio_queueing_tos or prio_queueing_prec were enabled. Signed-off-by: NStefan Raspl <raspl@linux.vnet.ibm.com> Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Stefan Raspl 提交于
Signed-off-by: NStefan Raspl <raspl@linux.vnet.ibm.com> Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Heiko Carstens 提交于
Signed-off-by: NHeiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 26 2月, 2014 1 次提交
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由 Ursula Braun 提交于
To guarantee that a qdio ccw_device no longer touches the qdio memory shared with Linux, the qdio ccw_device should be offline when freeing the qdio memory. Thus this patch postpones freeing of qdio memory. Signed-off-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Reviewed-by: NSebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 21 2月, 2014 1 次提交
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由 Sebastian Ott 提交于
The maximum usable buffer size of the s390 debug feature (when using the sprintf_view) is 11 * sizeof(long) (1 pointer for the format string + 10 arguments). When a larger buffer size is specified the additional memory is unused and wasted per debug entry. So reducing the buffer size to its maximum (or to the actual buffer size used) will make more precious debug feature space usable. For pci_msg, chsc_msg, and cio_crw we use the additional usable dbf space to reduce the number of allocated pages. Signed-off-by: NSebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com>
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- 29 1月, 2014 1 次提交
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由 Eugene Crosser 提交于
commit 949efd1c "qeth: bridgeport support - basic control" broke s390 allmodconfig. This patch fixes this by eliminating one of the cross-module calls, and by making two other calls via function pointers in the qeth_discipline structure. Signed-off-by: NEugene Crosser <Eugene.Crosser@ru.ibm.com> Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Reported-by: NPaul Gortmaker <paul.gortmaker@windriver.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 16 1月, 2014 2 次提交
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由 Eugene Crosser 提交于
Introduce functions to enable and disable bridgeport address notification feature, sysfs attributes for access to these functions from userspace, and udev events emitted when a host joins or exits a bridgeport-enabled HiperSocket channel. Signed-off-by: NEugene Crosser <eugene.crosser@ru.ibm.com> Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Reviewed-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Eugene Crosser 提交于
Introduce functions to assign roles and check state of bridgeport-capable HiperSocket devices, and sysfs attributes providing access to these functions from userspace. Introduce udev events emitted when the state of a bridgeport device changes. Signed-off-by: NEugene Crosser <eugene.crosser@ru.ibm.com> Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Reviewed-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 18 12月, 2013 2 次提交
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由 Eugene Crosser 提交于
For OSA devices that support the QUERY_CARD_INFO command, supply accurate data based on the card type, port mode and link speed via the 'ethtool' interface. Signed-off-by: NEugene Crosser <Eugene.Crosser@ru.ibm.com> Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Ursula Braun 提交于
state checking in conn_action_txdone() is inconsistent. This patch makes it consistent and issues a trace message if an unexpected state is detected for the netiucv device. Signed-off-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 07 11月, 2013 1 次提交
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由 Ursula Braun 提交于
Check user-defined length in snmp ioctl request and allow request only if it fits into a qeth command buffer. Signed-off-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NFrank Blaschka <frank.blaschka@de.ibm.com> Reviewed-by: NHeiko Carstens <heicars2@linux.vnet.ibm.com> Reported-by: NNico Golde <nico@ngolde.de> Reported-by: NFabian Yamaguchi <fabs@goesec.de> Cc: <stable@vger.kernel.org> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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- 24 10月, 2013 1 次提交
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由 Hendrik Brueckner 提交于
Refactor direct debug level comparisons with the (internal) s390db->level member. Use the debug_level_enabled() function instead. Signed-off-by: NHendrik Brueckner <brueckner@linux.vnet.ibm.com> Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com>
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- 22 8月, 2013 1 次提交
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由 Jingoo Han 提交于
The usage of strict_strtoul() is not preferred, because strict_strtoul() is obsolete. Thus, kstrtoul() should be used. Signed-off-by: NJingoo Han <jg1.han@samsung.com> Signed-off-by: NHeiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com>
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- 04 7月, 2013 1 次提交
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由 Kees Cook 提交于
Fix various weird constructions of strncpy(dst, src, strlen(src)). Length limits should be about the space available in the destination, not repurposed as a method to either always include or always exclude a trailing NULL byte. Either the NULL should always be copied (using strlcpy), or it should not be copied (using something like memcpy). Readable code should not depend on the weird behavior of strncpy when it hits the length limit. Better to avoid the anti-pattern entirely. [akpm@linux-foundation.org: revert getdelays.c part due to missing bsd/string.h] Signed-off-by: NKees Cook <keescook@chromium.org> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> [staging] Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> [acpi] Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Ursula Braun <ursula.braun@de.ibm.com> Cc: Frank Blaschka <blaschka@linux.vnet.ibm.com> Cc: Richard Weinberger <richard@nod.at> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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- 27 6月, 2013 1 次提交
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由 Thomas Meyer 提交于
Signed-off-by: NThomas Meyer <thomas@m3y3r.de> Signed-off-by: NHeiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com>
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- 26 6月, 2013 5 次提交
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由 Sebastian Ott 提交于
Since commit 82dc3c63 "net: introduce NAPI_POLL_WEIGHT" network drivers receive a warning when they use napi weight higher than NAPI_POLL_WEIGHT. This patch reduces QETH_NAPI_WEIGHT from 128 to 64 (NAPI_POLL_WEIGHT). Signed-off-by: NSebastian Ott <sebott@linux.vnet.ibm.com> Signed-off-by: NFrank Blaschka <blaschka@linux.vnet.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Stefan Raspl 提交于
When the initial MTU size is changed prior to any activity on the device (e.g. by attaching a z/VM vNIC already configured in Linux to a guestLAN), we call dev_kfree_skb_irq(NULL) which results in a kernel panic. Adding a proper check for NULL pointers to address this issue. Signed-off-by: NStefan Raspl <raspl@linux.vnet.ibm.com> Signed-off-by: NFrank Blaschka <blaschka@linux.vnet.ibm.com> Reviewed-by: NUrsula Braun <braunu@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Ursula Braun 提交于
blkt settings (or LAN idle settings) for an OSA Express card determine when and how often an OSA Express card tells the operating system about new incoming packets. The semantic of these settings has changed starting with OSA Express3. Currently the qeth standard settings apply to OSA Express2 and older generations of OSA Express cards, while new generations of OSA Express cards require extra coding of their reasonable default. To cover future OSA Express generations the qeth default standard blkt setting is now the desired setting for OSA generations starting with OSA Express3, while the fixed set of older OSA Express cards receives its blkt settings explicitly. Signed-off-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NFrank Blaschka <blaschka@linux.vnet.ibm.com> Reviewed-by: NStefan Raspl <raspl@linux.vnet.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Stefan Raspl 提交于
Increase the default MTU for real OSA devices in layer 2 mode to 1500 Bytes for increased compatibility. Signed-off-by: NStefan Raspl <raspl@linux.vnet.ibm.com> Signed-off-by: NFrank Blaschka <blaschka@linux.vnet.ibm.com> Reviewed-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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由 Andy Shevchenko 提交于
If someone is interested to dump something they may consider to use print_hex_dump() or print_hex_dump_bytes() kernel helpers. Signed-off-by: NAndy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: NUrsula Braun <ursula.braun@de.ibm.com> Signed-off-by: NFrank Blaschka <blaschka@linux.vnet.ibm.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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