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2014-02-27net: move net_device priv_flags out from UAPILuis R. Rodriguez1-83/+0
These are private to userspace, and they're unstable anyway and can be shuffled at will (see 080e4130b1fb) so any userspace application relying on them is on crack. Test compiled with allyesconfig. mcgrof@drvbp1 /pub/mem/mcgrof/net-next (git::master)$ make allyesconfig mcgrof@drvbp1 /pub/mem/mcgrof/net-next (git::master)$ time make -j 20 ... BUILD arch/x86/boot/bzImage Setup is 16992 bytes (padded to 17408 bytes). System is 56153 kB CRC 721d2751 Kernel: arch/x86/boot/bzImage is ready (#1) real 19m35.744s user 280m37.984s sys 27m54.104s Cc: [email protected] Cc: [email protected] Cc: Ben Hutchings <[email protected]> Cc: Florian Fainelli <[email protected]> Cc: David Miller <[email protected]> Signed-off-by: Luis R. Rodriguez <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-27net: kdoc struct net_device flags and priv_flagsLuis R. Rodriguez1-52/+161
We have documentation for these flags but they're scattered all over the place. #defines don't allow documentation to be written easily so to help to start bringing some documentation together use the enums kdoc practice but keep the defines to allow userspace to be able to #ifdef them. I've verified the same values are assigned before and after with a simple userspace test program [0] and checksumming the output. [0] http://drvbp1.linux-foundation.org/~mcgrof/kdoc/netdev_flags/ mcgrof@gnat ~/tmp $ ./check-flags | sha1sum 0ec5b6b1840aa3bb9ce464e61c564820871c92c3 - Cc: [email protected] Cc: [email protected] Cc: Ben Hutchings <[email protected]> Cc: Florian Fainelli <[email protected]> Cc: David Miller <[email protected]> Signed-off-by: Luis R. Rodriguez <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-27netfilter: nf_tables: add optional user data area to rulesPablo Neira Ayuso1-1/+4
This allows us to store user comment strings, but it could be also used to store any kind of information that the user application needs to link to the rule. Scratch 8 bits for the new ulen field that indicates the length the user data area. 4 bits from the handle (so it's 42 bits long, according to Patrick, it would last 139 years with 1000 new rules per second) and 4 bits from dlen (so the expression data area is 4K, which seems sufficient by now even considering the compatibility layer). Signed-off-by: Pablo Neira Ayuso <[email protected]> Acked-by: Patrick McHardy <[email protected]>
2014-02-27spi: spidev: Add support for Dual/Quad SPI TransfersGeert Uytterhoeven1-2/+12
Add support for Dual/Quad SPI Transfers to the spidev API. As this uses SPI mode bits that don't fit in a single byte, two new ioctls (SPI_IOC_RD_MODE32 and SPI_IOC_WR_MODE32) are introduced. Signed-off-by: Geert Uytterhoeven <[email protected]> Signed-off-by: Mark Brown <[email protected]>
2014-02-27Merge branch 'drm-next-3.15' of ↵Dave Airlie1-0/+5
git://people.freedesktop.org/~deathsimple/linux into drm-next So this is the initial pull request for radeon drm-next 3.15. Highlights: - VCE bringup including DPM support - Few cleanups for the ring handling code * 'drm-next-3.15' of git://people.freedesktop.org/~deathsimple/linux: drm/radeon: cleanup false positive lockup handling drm/radeon: drop radeon_ring_force_activity drm/radeon: drop drivers copy of the rptr drm/radeon/cik: enable/disable vce cg when encoding v2 drm/radeon: add support for vce 2.0 clock gating drm/radeon/dpm: properly enable/disable vce when vce pg is enabled drm/radeon/dpm: enable dynamic vce state switching v2 drm/radeon: add vce dpm support for KV/KB drm/radeon: enable vce dpm on CI drm/radeon: add vce dpm support for CI drm/radeon: fill in set_vce_clocks for CIK asics drm/radeon/dpm: fetch vce states from the vbios drm/radeon/dpm: fill in some initial vce infrastructure drm/radeon/dpm: move platform caps fetching to a separate function drm/radeon: add callback for setting vce clocks drm/radeon: add VCE version parsing and checking drm/radeon: add VCE ring query drm/radeon: initial VCE support v4 drm/radeon: fix CP semaphores on CIK
2014-02-26tcp: switch rtt estimations to usec resolutionEric Dumazet1-2/+5
Upcoming congestion controls for TCP require usec resolution for RTT estimations. Millisecond resolution is simply not enough these days. FQ/pacing in DC environments also require this change for finer control and removal of bimodal behavior due to the current hack in tcp_update_pacing_rate() for 'small rtt' TCP_CONG_RTT_STAMP is no longer needed. As Julian Anastasov pointed out, we need to keep user compatibility : tcp_metrics used to export RTT and RTTVAR in msec resolution, so we added RTT_US and RTTVAR_US. An iproute2 patch is needed to use the new attributes if provided by the kernel. In this example ss command displays a srtt of 32 usecs (10Gbit link) lpk51:~# ./ss -i dst lpk52 Netid State Recv-Q Send-Q Local Address:Port Peer Address:Port tcp ESTAB 0 1 10.246.11.51:42959 10.246.11.52:64614 cubic wscale:6,6 rto:201 rtt:0.032/0.001 ato:40 mss:1448 cwnd:10 send 3620.0Mbps pacing_rate 7240.0Mbps unacked:1 rcv_rtt:993 rcv_space:29559 Updated iproute2 ip command displays : lpk51:~# ./ip tcp_metrics | grep 10.246.11.52 10.246.11.52 age 561.914sec cwnd 10 rtt 274us rttvar 213us source 10.246.11.51 Old binary displays : lpk51:~# ip tcp_metrics | grep 10.246.11.52 10.246.11.52 age 561.914sec cwnd 10 rtt 250us rttvar 125us source 10.246.11.51 With help from Julian Anastasov, Stephen Hemminger and Yuchung Cheng Signed-off-by: Eric Dumazet <[email protected]> Acked-by: Neal Cardwell <[email protected]> Cc: Stephen Hemminger <[email protected]> Cc: Yuchung Cheng <[email protected]> Cc: Larry Brakmo <[email protected]> Cc: Julian Anastasov <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-26ipv6: yet another new IPV6_MTU_DISCOVER option IPV6_PMTUDISC_OMITHannes Frederic Sowa1-0/+4
This option has the same semantic as IP_PMTUDISC_OMIT for IPv4 which got recently introduced. It doesn't honor the path mtu discovered by the host but in contrary to IPV6_PMTUDISC_INTERFACE allows the generation of fragments if the packet size exceeds the MTU of the outgoing interface MTU. Fixes: 93b36cf3425b9b ("ipv6: support IPV6_PMTU_INTERFACE on sockets") Cc: Florian Weimer <[email protected]> Signed-off-by: Hannes Frederic Sowa <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-26ipv4: yet another new IP_MTU_DISCOVER option IP_PMTUDISC_OMITHannes Frederic Sowa1-0/+4
IP_PMTUDISC_INTERFACE has a design error: because it does not allow the generation of fragments if the interface mtu is exceeded, it is very hard to make use of this option in already deployed name server software for which I introduced this option. This patch adds yet another new IP_MTU_DISCOVER option to not honor any path mtu information and not accepting new icmp notifications destined for the socket this option is enabled on. But we allow outgoing fragmentation in case the packet size exceeds the outgoing interface mtu. As such this new option can be used as a drop-in replacement for IP_PMTUDISC_DONT, which is currently in use by most name server software making the adoption of this option very smooth and easy. The original advantage of IP_PMTUDISC_INTERFACE is still maintained: ignoring incoming path MTU updates and not honoring discovered path MTUs in the output path. Fixes: 482fc6094afad5 ("ipv4: introduce new IP_MTU_DISCOVER mode IP_PMTUDISC_INTERFACE") Cc: Florian Weimer <[email protected]> Signed-off-by: Hannes Frederic Sowa <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-26net: tcp: add mib counters to track zero window transitionsFlorian Westphal1-0/+3
Three counters are added: - one to track when we went from non-zero to zero window - one to track the reverse - one counter incremented when we want to announce zero window, but can't because we would shrink current window. Suggested-by: Eric Dumazet <[email protected]> Signed-off-by: Florian Westphal <[email protected]> Acked-by: Eric Dumazet <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-26net: order MPLS ethertypes numericallyNeil Jerram1-2/+2
All ethertypes other than ETH_P_MPLS_UC, ETH_P_MPLS_MC and ETH_P_ATMMPOA were already ordered numerically. This commit moves those three ETH_P_... values into correct numerical order too. Signed-off-by: Neil Jerram <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-26vfio/type1: Add extension to test DMA cache coherence of IOMMUAlex Williamson1-0/+5
Now that the type1 IOMMU backend can support IOMMU_CACHE, we need to be able to test whether coherency is currently enforced. Add an extension for this. Signed-off-by: Alex Williamson <[email protected]>
2014-02-26vfio/iommu_type1: Multi-IOMMU domain supportAlex Williamson1-0/+1
We currently have a problem that we cannot support advanced features of an IOMMU domain (ex. IOMMU_CACHE), because we have no guarantee that those features will be supported by all of the hardware units involved with the domain over its lifetime. For instance, the Intel VT-d architecture does not require that all DRHDs support snoop control. If we create a domain based on a device behind a DRHD that does support snoop control and enable SNP support via the IOMMU_CACHE mapping option, we cannot then add a device behind a DRHD which does not support snoop control or we'll get reserved bit faults from the SNP bit in the pagetables. To add to the complexity, we can't know the properties of a domain until a device is attached. We could pass this problem off to userspace and require that a separate vfio container be used, but we don't know how to handle page accounting in that case. How do we know that a page pinned in one container is the same page as a different container and avoid double billing the user for the page. The solution is therefore to support multiple IOMMU domains per container. In the majority of cases, only one domain will be required since hardware is typically consistent within a system. However, this provides us the ability to validate compatibility of domains and support mixed environments where page table flags can be different between domains. To do this, our DMA tracking needs to change. We currently try to coalesce user mappings into as few tracking entries as possible. The problem then becomes that we lose granularity of user mappings. We've never guaranteed that a user is able to unmap at a finer granularity than the original mapping, but we must honor the granularity of the original mapping. This coalescing code is therefore removed, allowing only unmaps covering complete maps. The change in accounting is fairly small here, a typical QEMU VM will start out with roughly a dozen entries, so it's arguable if this coalescing was ever needed. We also move IOMMU domain creation to the point where a group is attached to the container. An interesting side-effect of this is that we now have access to the device at the time of domain creation and can probe the devices within the group to determine the bus_type. This finally makes vfio_iommu_type1 completely device/bus agnostic. In fact, each IOMMU domain can host devices on different buses managed by different physical IOMMUs, and present a single DMA mapping interface to the user. When a new domain is created, mappings are replayed to bring the IOMMU pagetables up to the state of the current container. And of course, DMA mapping and unmapping automatically traverse all of the configured IOMMU domains. Signed-off-by: Alex Williamson <[email protected]> Cc: Varun Sethi <[email protected]>
2014-02-25cfg80211: regulatory: allow getting DFS CAC time from userspaceJanusz Dziedzic1-0/+6
Introduce DFS CAC time as a regd param, configured per REG_RULE and set per channel in cfg80211. DFS CAC time is close connected with regulatory database configuration. Instead of using hardcoded values, get DFS CAC time form regulatory database. Pass DFS CAC time to user mode (mainly for iw reg get, iw list, iw info). Allow setting DFS CAC time via CRDA. Add support for internal regulatory database. Signed-off-by: Janusz Dziedzic <[email protected]> [rewrap commit log] Signed-off-by: Johannes Berg <[email protected]>
2014-02-24Merge branch 'master' of ↵David S. Miller2-1/+24
git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next Steffen Klassert says: ==================== 1) Introduce skb_to_sgvec_nomark function to add further data to the sg list without calling sg_unmark_end first. Needed to add extended sequence number informations. From Fan Du. 2) Add IPsec extended sequence numbers support to the Authentication Header protocol for ipv4 and ipv6. From Fan Du. 3) Make the IPsec flowcache namespace aware, from Fan Du. 4) Avoid creating temporary SA for every packet when no key manager is registered. From Horia Geanta. 5) Support filtering of SA dumps to show only the SAs that match a given filter. From Nicolas Dichtel. 6) Remove caching of xfrm_policy_sk_bundles. The cached socket policy bundles are never used, instead we create a new cache entry whenever xfrm_lookup() is called on a socket policy. Most protocols cache the used routes to the socket, so this caching is not needed. 7) Fix a forgotten SADB_X_EXT_FILTER length check in pfkey, from Nicolas Dichtel. 8) Cleanup error handling of xfrm_state_clone. ==================== Signed-off-by: David S. Miller <[email protected]>
2014-02-24Merge 3.14-rc4 into char-misc-nextGreg Kroah-Hartman2-0/+3
We want these fixes here as well. Signed-off-by: Greg Kroah-Hartman <[email protected]>
2014-02-24asm-generic: add sched_setattr/sched_getattr syscallsJames Hogan1-1/+5
Add the sched_setattr and sched_getattr syscalls to the generic syscall list, which is used by the following architectures: arc, arm64, c6x, hexagon, metag, openrisc, score, tile, unicore32. Signed-off-by: James Hogan <[email protected]> Acked-by: Arnd Bergmann <[email protected]> Acked-by: Catalin Marinas <[email protected]> Cc: [email protected] Cc: Vineet Gupta <[email protected]> Cc: Will Deacon <[email protected]> Cc: [email protected] Cc: Mark Salter <[email protected]> Cc: Aurelien Jacquiot <[email protected]> Cc: [email protected] Cc: Richard Kuo <[email protected]> Cc: [email protected] Cc: [email protected] Cc: Jonas Bonn <[email protected]> Cc: [email protected] Cc: Chen Liqin <[email protected]> Cc: Lennox Wu <[email protected]> Cc: Chris Metcalf <[email protected]> Cc: Guan Xuetao <[email protected]>
2014-02-24fs: Add new flag(FALLOC_FL_COLLAPSE_RANGE) for fallocateNamjae Jeon1-0/+21
This patch is in response of the following post: http://lwn.net/Articles/556136/ "ext4: introduce two new ioctls" Dave chinner suggested that truncate_block_range (which was one of the ioctls name) should be a fallocate operation and not any fs specific ioctl, hence we add this functionality to new flags of fallocate. This new functionality of collapsing range could be used by media editing tools which does non linear editing to quickly purge and edit parts of a media file. This will immensely improve the performance of these operations. The limitation of fs block size aligned offsets can be easily handled by media codecs which are encapsulated in a conatiner as they have to just change the offset to next keyframe value to match the proper alignment. Signed-off-by: Namjae Jeon <[email protected]> Signed-off-by: Ashish Sangwan <[email protected]> Reviewed-by: Dave Chinner <[email protected]> Signed-off-by: Dave Chinner <[email protected]>
2014-02-21cfg80211: regulatory: introduce NL80211_RRF_AUTO_BW rule flagJanusz Dziedzic1-4/+5
Introduce NL80211_RRF_AUTO_BW rule flag. If this flag set maximum available bandwidth should be calculated base on contiguous rules and wider channels will be allowed to cross multiple contiguous/overlapping frequency ranges. In case of old kernels maximum bandwidth from regulatory rule will be used, while there is no NL80211_RRF_AUTO_BW flag. This fixes the previous commit 9752482083066af7ac18a5ca376f ("cfg80211: regulatory introduce maximum bandwidth calculation") which was found to be a problem for userspace API compatibility. Signed-off-by: Janusz Dziedzic <[email protected]> [edit commit log, use sizeof()] Signed-off-by: Johannes Berg <[email protected]> Signed-off-by: Johannes Berg <[email protected]>
2014-02-20Merge branch 'master' of ↵John W. Linville1-5/+47
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
2014-02-20cfg80211: document sched_scan_stop synchronous behaviourJohannes Berg1-2/+3
Due to userspace assumptions, the sched_scan_stop operation must be synchronous, i.e. once it returns a new scheduled scan must be able to start immediately. Document this in the API. Signed-off-by: Johannes Berg <[email protected]>
2014-02-20cfg80211: Pass TDLS peer capability information in tdls_mgmtSunil Dutt Undekari1-0/+21
While framing the TDLS Setup Confirmation frame, the driver needs to know if the TDLS peer is VHT/HT/WMM capable and thus shall construct the VHT/HT operation / WMM parameter elements accordingly. Supplicant determines if the TDLS peer is VHT/HT/WMM capable based on the presence of the respective IEs in the received TDLS Setup Response frame. The host driver should not need to parse the received TDLS Response frame and thus, should be able to rely on the supplicant to indicate the capability of the peer through additional flags while transmitting the TDLS Setup Confirmation frame through tdls_mgmt operations. Signed-off-by: Sunil Dutt Undekari <[email protected]> Signed-off-by: Johannes Berg <[email protected]>
2014-02-20Merge remote-tracking branch 'wireless-next/master' into mac80211-nextJohannes Berg22-70/+426
2014-02-19netfilter: nft_ct: labels get supportFlorian Westphal1-0/+1
This also adds NF_CT_LABELS_MAX_SIZE so it can be re-used as BUILD_BUG_ON in nft_ct. At this time, nft doesn't yet support writing to the label area; when this changes the label->words handling needs to be moved out of xt_connlabel.c into nf_conntrack_labels.c. Also removes a useless run-time check: words cannot grow beyond 4 (32 bit) or 2 (64bit) since xt_connlabel enforces a maximum of 128 labels. Signed-off-by: Florian Westphal <[email protected]> Acked-by: Patrick McHardy <[email protected]> Signed-off-by: Pablo Neira Ayuso <[email protected]>
2014-02-19Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netDavid S. Miller7-2/+238
Conflicts: drivers/net/bonding/bond_3ad.h drivers/net/bonding/bond_main.c Two minor conflicts in bonding, both of which were overlapping changes. Signed-off-by: David S. Miller <[email protected]>
2014-02-19Merge tag 'vmwgfx-fixes-3.14-2014-02-18' of ↵Dave Airlie1-0/+1
git://people.freedesktop.org/~thomash/linux into drm-fixes Pull request of 2014-02-18. Nothing special. The biggest change is adding a couple of command defines and packing the command data correctly. * tag 'vmwgfx-fixes-3.14-2014-02-18' of git://people.freedesktop.org/~thomash/linux: drm/vmwgfx: Fix command defines and checks drm/vmwgfx: Fix possible integer overflow drm/vmwgfx: Remove stray const drm/vmwgfx: unlock on error path in vmw_execbuf_process() drm/vmwgfx: Get maximum mob size from register SVGA_REG_MOB_MAX_SIZE drm/vmwgfx: Fix a couple of sparse warnings and errors
2014-02-18Drivers: hv: Implement the file copy serviceK. Y. Srinivasan1-0/+46
Implement the file copy service for Linux guests on Hyper-V. This permits the host to copy a file (over VMBUS) into the guest. This facility is part of "guest integration services" supported on the Windows platform. Here is a link that provides additional details on this functionality: http://technet.microsoft.com/en-us/library/dn464282.aspx In V1 version of the patch I have addressed comments from Olaf Hering <[email protected]> and Dan Carpenter <[email protected]> In V2 version of this patch I did some minor cleanup (making some globals static). In V4 version of the patch I have addressed all of Olaf's most recent set of comments/concerns. In V5 version of the patch I had addressed Greg's most recent comments. I would like to thank Greg for suggesting that I use misc device; it has significantly simplified the code. In V6 version of the patch I have cleaned up error message based on Olaf's comments. I have also rebased the patch based on the current tip. In this version of the patch, I have addressed the latest comments from Greg. Signed-off-by: K. Y. Srinivasan <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]>
2014-02-18drm: add DRM_CAPs for cursor sizeAlex Deucher1-0/+2
Some hardware may not support standard 64x64 cursors. Add a drm cap to query the cursor size from the kernel. Some examples include radeon CIK parts (128x128 cursors) and armada (32x64 or 64x32). This allows things like device specific ddxes to remove asics specific logic and also allows xf86-video-modesetting to work properly with hw cursors on this hardware. Default to 64 if the driver doesn't specify a size. Signed-off-by: Alex Deucher <[email protected]> Reviewed-by: Rob Clark <[email protected]>
2014-02-18Merge 3.14-rc3 into char-misc-nextGreg Kroah-Hartman7-18/+253
We need the fixes here for future mei and other patches. Signed-off-by: Greg Kroah-Hartman <[email protected]>
2014-02-18drm/radeon: add VCE version parsing and checkingChristian König1-0/+4
Also make the result available to userspace. Signed-off-by: Christian König <[email protected]>
2014-02-18drm/radeon: initial VCE support v4Christian König1-0/+1
Only VCE 2.0 support so far. v2: squashing multiple patches into this one v3: add IRQ support for CIK, major cleanups, basic code documentation v4: remove HAINAN from chipset list Signed-off-by: Christian König <[email protected]>
2014-02-17ipsec: add support of limited SA dumpNicolas Dichtel2-1/+24
The goal of this patch is to allow userland to dump only a part of SA by specifying a filter during the dump. The kernel is in charge to filter SA, this avoids to generate useless netlink traffic (it save also some cpu cycles). This is particularly useful when there is a big number of SA set on the system. Note that I removed the union in struct xfrm_state_walk to fix a problem on arm. struct netlink_callback->args is defined as a array of 6 long and the first long is used in xfrm code to flag the cb as initialized. Hence, we must have: sizeof(struct xfrm_state_walk) <= sizeof(long) * 5. With the union, it was false on arm (sizeof(struct xfrm_state_walk) was sizeof(long) * 7), due to the padding. In fact, whatever the arch is, this union seems useless, there will be always padding after it. Removing it will not increase the size of this struct (and reduce it on arm). Signed-off-by: Nicolas Dichtel <[email protected]> Signed-off-by: Steffen Klassert <[email protected]>
2014-02-16NFC: Add ISO/IEC 15693 header definitionsMark A. Greer1-1/+8
Add the header definitions required by upcoming patches that add support for ISO/IEC 15693. Signed-off-by: Mark A. Greer <[email protected]> Signed-off-by: Samuel Ortiz <[email protected]>
2014-02-16Merge branch 'for-linus' of ↵Linus Torvalds1-1/+0
git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs Pull btrfs fixes from Chris Mason: "We have a small collection of fixes in my for-linus branch. The big thing that stands out is a revert of a new ioctl. Users haven't shipped yet in btrfs-progs, and Dave Sterba found a better way to export the information" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs: Btrfs: use right clone root offset for compressed extents btrfs: fix null pointer deference at btrfs_sysfs_add_one+0x105 Btrfs: unset DCACHE_DISCONNECTED when mounting default subvol Btrfs: fix max_inline mount option Btrfs: fix a lockdep warning when cleaning up aborted transaction Revert "btrfs: add ioctl to export size of global metadata reservation"
2014-02-14Merge tag 'char-misc-3.14-rc3' of ↵Linus Torvalds1-1/+1
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc Pull char/misc fixes from Greg KH: "Here are some small char/misc driver fixes, along with some documentation updates, for 3.14-rc3. Nothing major, just a number of fixes for reported issues" * tag 'char-misc-3.14-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: Revert "misc: eeprom: sunxi: Add new compatibles" Revert "ARM: sunxi: dt: Convert to the new SID compatibles" misc: mic: fix possible signed underflow (undefined behavior) in userspace API ARM: sunxi: dt: Convert to the new SID compatibles misc: eeprom: sunxi: Add new compatibles misc: genwqe: Fix potential memory leak when pinning memory Documentation:Update Documentation/zh_CN/arm64/memory.txt Documentation:Update Documentation/zh_CN/arm64/booting.txt Documentation:Chinese translation of Documentation/arm64/tagged-pointers.txt raw: set range for MAX_RAW_DEVS raw: test against runtime value of max_raw_minors Drivers: hv: vmbus: Don't timeout during the initial connection with host Drivers: hv: vmbus: Specify the target CPU that should receive notification VME: Correct read/write alignment algorithm mei: don't unset read cb ptr on reset mei: clear write cb from waiting list on reset
2014-02-14Revert "btrfs: add ioctl to export size of global metadata reservation"Chris Mason1-1/+0
This reverts commit 01e219e8069516cdb98594d417b8bb8d906ed30d. David Sterba found a different way to provide these features without adding a new ioctl. We haven't released any progs with this ioctl yet, so I'm taking this out for now until we finalize things. Signed-off-by: Chris Mason <[email protected]> Signed-off-by: David Sterba <[email protected]> CC: Jeff Mahoney <[email protected]>
2014-02-14tcp: add pacing_rate information into tcp_infoEric Dumazet1-0/+3
Add two new fields to struct tcp_info, to report sk_pacing_rate and sk_max_pacing_rate to monitoring applications, as ss from iproute2. User exported fields are 64bit, even if kernel is currently using 32bit fields. lpaa5:~# ss -i .. skmem:(r0,rb357120,t0,tb2097152,f1584,w1980880,o0,bl0) ts sack cubic wscale:6,6 rto:400 rtt:0.875/0.75 mss:1448 cwnd:1 ssthresh:12 send 13.2Mbps pacing_rate 3336.2Mbps unacked:15 retrans:1/5448 lost:15 rcv_space:29200 Signed-off-by: Eric Dumazet <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-13Merge tag 'linux-can-next-for-3.15-20140212' of ↵David S. Miller1-0/+32
git://gitorious.org/linux-can/linux-can-next linux-can-next-for-3.15-20140212 Marc Kleine-Budde says: ==================== this is a pull request of eight patches for net-next/master. Florian Vaussard contributed a series that merged the sja1000 of_platform into the platform driver. The of_platform driver is finally removed. Stephane Grosjean supplied a patch to allocate CANFD skbs. In a patch by Uwe Kleine-König another missing copyright information was added to a userspace header. And a patch by Yoann DI RUZZA that adds listen only mode to the at91_can driver. ==================== Signed-off-by: David S. Miller <[email protected]>
2014-02-12Input: uinput - add UI_GET_SYSNAME ioctl to retrieve the sysfs pathBenjamin Tissoires1-1/+12
uinput is used in the xorg-integration-tests suite and in the wayland test suite. These automated tests suites create many virtual input devices and then hook something to read these newly created devices. Currently, uinput does not provide the created input device, which means that we rely on an heuristic to guess which input node was created. The problem is that is heuristic is subjected to races between different uinput devices or even with physical devices. Having a way to retrieve the sysfs path allows us to find without any doubts the event node. Signed-off-by: Benjamin Tissoires <[email protected]> Reviewed-by: David Herrmann <[email protected]> Signed-off-by: Dmitry Torokhov <[email protected]>
2014-02-12ethtool: Fix unwanted section breaks in kernel-docBen Hutchings1-7/+9
A colon almost unavoidably starts a new section. The script should be changed to provide a way to avoid this, but for now reword the comments to avoid using colons. Signed-off-by: Ben Hutchings <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-12ethtool: Move kernel-doc comment next to struct ethtool_dump definitionBen Hutchings1-3/+2
The kernel-doc script does not tolerate the macro definition in between. Signed-off-by: Ben Hutchings <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-12ethtool: Expand documentation of struct ethtool_perm_addrBen Hutchings1-1/+12
Signed-off-by: Ben Hutchings <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-12ethtool: Expand documentation of struct ethtool_statsBen Hutchings1-3/+13
Signed-off-by: Ben Hutchings <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-12ethtool: Expand documentation of struct ethtool_testBen Hutchings1-4/+17
Signed-off-by: Ben Hutchings <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-12ethtool: Expand documentation of string set typesBen Hutchings1-12/+47
Signed-off-by: Ben Hutchings <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-12ethtool: Update documentation of struct ethtool_pauseparamBen Hutchings1-13/+23
Convert the inline comments to kernel-doc format. Explicitly specify that non-zero autoneg is an error if link autonegotiation is disabled. Specify that pause capabilities should be advertised dependent on link autonegotiation, not the autoneg flag here. There is no way to opt-out of pause frame autonegotiation, and this improves behaviour when the link partner is configured to follow pause frame autonegotiation and our interface is not. Signed-off-by: Ben Hutchings <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-12ethtool: Expand documentation of struct ethtool_ringparamBen Hutchings1-11/+26
Signed-off-by: Ben Hutchings <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-12ethtool: Expand documentation of struct ethtool_eepromBen Hutchings1-3/+20
Signed-off-by: Ben Hutchings <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-12ethtool: Expand documentation of struct ethtool_regsBen Hutchings1-3/+17
Signed-off-by: Ben Hutchings <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-12ethtool: Expand documentation of struct ethtool_wolBen Hutchings1-2/+11
Signed-off-by: Ben Hutchings <[email protected]> Signed-off-by: David S. Miller <[email protected]>
2014-02-12ethtool: Expand documentation of struct ethtool_drvinfoBen Hutchings1-17/+39
Replace the inline comments (and some others below) with a full explanation of the semantics, in kernel-doc format. Specify which strings may be empty. Document the relationship with other commands. Replace the 'deprecation' of some fields with a proper explanation of the conversion to generalised string sets, as userland programs may not be able to assume that ETHTOOL_GSSET_INFO is available. Signed-off-by: Ben Hutchings <[email protected]> Signed-off-by: David S. Miller <[email protected]>