diff options
Diffstat (limited to 'Documentation')
-rw-r--r-- | Documentation/admin-guide/README.rst | 2 | ||||
-rw-r--r-- | Documentation/arm64/cpu-feature-registers.rst | 2 | ||||
-rw-r--r-- | Documentation/block/bfq-iosched.rst | 9 | ||||
-rw-r--r-- | Documentation/core-api/dma-api.rst | 8 | ||||
-rw-r--r-- | Documentation/filesystems/overlayfs.rst | 4 | ||||
-rw-r--r-- | Documentation/networking/arcnet.rst | 2 | ||||
-rw-r--r-- | Documentation/networking/ax25.rst | 2 | ||||
-rw-r--r-- | Documentation/networking/can_ucan_protocol.rst | 4 | ||||
-rw-r--r-- | Documentation/networking/dsa/dsa.rst | 2 | ||||
-rw-r--r-- | Documentation/networking/ip-sysctl.rst | 2 | ||||
-rw-r--r-- | Documentation/networking/ipvs-sysctl.rst | 2 | ||||
-rw-r--r-- | Documentation/networking/rxrpc.rst | 2 | ||||
-rw-r--r-- | Documentation/powerpc/vas-api.rst | 2 | ||||
-rw-r--r-- | Documentation/process/changes.rst | 2 | ||||
-rw-r--r-- | Documentation/process/coding-style.rst | 20 | ||||
-rw-r--r-- | Documentation/virt/kvm/api.rst | 5 |
16 files changed, 47 insertions, 23 deletions
diff --git a/Documentation/admin-guide/README.rst b/Documentation/admin-guide/README.rst index 5fb526900023..5aad534233cd 100644 --- a/Documentation/admin-guide/README.rst +++ b/Documentation/admin-guide/README.rst @@ -258,7 +258,7 @@ Configuring the kernel Compiling the kernel -------------------- - - Make sure you have at least gcc 4.6 available. + - Make sure you have at least gcc 4.9 available. For more information, refer to :ref:`Documentation/process/changes.rst <changes>`. Please note that you can still run a.out user programs with this kernel. diff --git a/Documentation/arm64/cpu-feature-registers.rst b/Documentation/arm64/cpu-feature-registers.rst index 314fa5bc2655..f28853f80089 100644 --- a/Documentation/arm64/cpu-feature-registers.rst +++ b/Documentation/arm64/cpu-feature-registers.rst @@ -171,6 +171,7 @@ infrastructure: 3) ID_AA64PFR1_EL1 - Processor Feature Register 1 + +------------------------------+---------+---------+ | Name | bits | visible | +------------------------------+---------+---------+ @@ -181,6 +182,7 @@ infrastructure: 4) MIDR_EL1 - Main ID Register + +------------------------------+---------+---------+ | Name | bits | visible | +------------------------------+---------+---------+ diff --git a/Documentation/block/bfq-iosched.rst b/Documentation/block/bfq-iosched.rst index 0d237d402860..19d4d1570cee 100644 --- a/Documentation/block/bfq-iosched.rst +++ b/Documentation/block/bfq-iosched.rst @@ -492,13 +492,6 @@ set max_budget to higher values than those to which BFQ would have set it with auto-tuning. An alternative way to achieve this goal is to just increase the value of timeout_sync, leaving max_budget equal to 0. -weights -------- - -Read-only parameter, used to show the weights of the currently active -BFQ queues. - - 4. Group scheduling with BFQ ============================ @@ -566,7 +559,7 @@ Parameters to set For each group, there is only the following parameter to set. weight (namely blkio.bfq.weight or io.bfq-weight): the weight of the -group inside its parent. Available values: 1..10000 (default 100). The +group inside its parent. Available values: 1..1000 (default 100). The linear mapping between ioprio and weights, described at the beginning of the tunable section, is still valid, but all weights higher than IOPRIO_BE_NR*10 are mapped to ioprio 0. diff --git a/Documentation/core-api/dma-api.rst b/Documentation/core-api/dma-api.rst index 2d8d2fed7317..f41620439ef3 100644 --- a/Documentation/core-api/dma-api.rst +++ b/Documentation/core-api/dma-api.rst @@ -206,6 +206,14 @@ others should not be larger than the returned value. :: + bool + dma_need_sync(struct device *dev, dma_addr_t dma_addr); + +Returns %true if dma_sync_single_for_{device,cpu} calls are required to +transfer memory ownership. Returns %false if those calls can be skipped. + +:: + unsigned long dma_get_merge_boundary(struct device *dev); diff --git a/Documentation/filesystems/overlayfs.rst b/Documentation/filesystems/overlayfs.rst index 660dbaf0b9b8..fcda5d6ba9ac 100644 --- a/Documentation/filesystems/overlayfs.rst +++ b/Documentation/filesystems/overlayfs.rst @@ -560,8 +560,8 @@ When the NFS export feature is enabled, all directory index entries are verified on mount time to check that upper file handles are not stale. This verification may cause significant overhead in some cases. -Note: the mount options index=off,nfs_export=on are conflicting and will -result in an error. +Note: the mount options index=off,nfs_export=on are conflicting for a +read-write mount and will result in an error. Testsuite diff --git a/Documentation/networking/arcnet.rst b/Documentation/networking/arcnet.rst index e93d9820f0f1..82fce606c0f0 100644 --- a/Documentation/networking/arcnet.rst +++ b/Documentation/networking/arcnet.rst @@ -434,7 +434,7 @@ can set up your network then: ifconfig arc0 insight route add insight arc0 route add freedom arc0 /* I would use the subnet here (like I said - to to in "single protocol" above), + to in "single protocol" above), but the rest of the subnet unfortunately lies across the PPP link on freedom, which confuses diff --git a/Documentation/networking/ax25.rst b/Documentation/networking/ax25.rst index 824afd7002db..f060cfb1445a 100644 --- a/Documentation/networking/ax25.rst +++ b/Documentation/networking/ax25.rst @@ -6,7 +6,7 @@ AX.25 To use the amateur radio protocols within Linux you will need to get a suitable copy of the AX.25 Utilities. More detailed information about -AX.25, NET/ROM and ROSE, associated programs and and utilities can be +AX.25, NET/ROM and ROSE, associated programs and utilities can be found on http://www.linux-ax25.org. There is an active mailing list for discussing Linux amateur radio matters diff --git a/Documentation/networking/can_ucan_protocol.rst b/Documentation/networking/can_ucan_protocol.rst index 4cef88d24fc7..638ac1ee7914 100644 --- a/Documentation/networking/can_ucan_protocol.rst +++ b/Documentation/networking/can_ucan_protocol.rst @@ -144,7 +144,7 @@ UCAN_COMMAND_SET_BITTIMING *Host2Dev; mandatory* -Setup bittiming by sending the the structure +Setup bittiming by sending the structure ``ucan_ctl_payload_t.cmd_set_bittiming`` (see ``struct bittiming`` for details) @@ -232,7 +232,7 @@ UCAN_IN_TX_COMPLETE zero The CAN device has sent a message to the CAN bus. It answers with a -list of of tuples <echo-ids, flags>. +list of tuples <echo-ids, flags>. The echo-id identifies the frame from (echos the id from a previous UCAN_OUT_TX message). The flag indicates the result of the diff --git a/Documentation/networking/dsa/dsa.rst b/Documentation/networking/dsa/dsa.rst index 563d56c6a25c..a8d15dd2b42b 100644 --- a/Documentation/networking/dsa/dsa.rst +++ b/Documentation/networking/dsa/dsa.rst @@ -95,7 +95,7 @@ Ethernet switch. Networking stack hooks ---------------------- -When a master netdev is used with DSA, a small hook is placed in in the +When a master netdev is used with DSA, a small hook is placed in the networking stack is in order to have the DSA subsystem process the Ethernet switch specific tagging protocol. DSA accomplishes this by registering a specific (and fake) Ethernet type (later becoming ``skb->protocol``) with the diff --git a/Documentation/networking/ip-sysctl.rst b/Documentation/networking/ip-sysctl.rst index b72f89d5694c..837d51f9e1fa 100644 --- a/Documentation/networking/ip-sysctl.rst +++ b/Documentation/networking/ip-sysctl.rst @@ -741,7 +741,7 @@ tcp_fastopen - INTEGER Default: 0x1 - Note that that additional client or server features are only + Note that additional client or server features are only effective if the basic support (0x1 and 0x2) are enabled respectively. tcp_fastopen_blackhole_timeout_sec - INTEGER diff --git a/Documentation/networking/ipvs-sysctl.rst b/Documentation/networking/ipvs-sysctl.rst index be36c4600e8f..2afccc63856e 100644 --- a/Documentation/networking/ipvs-sysctl.rst +++ b/Documentation/networking/ipvs-sysctl.rst @@ -114,7 +114,7 @@ drop_entry - INTEGER modes (when there is no enough available memory, the strategy is enabled and the variable is automatically set to 2, otherwise the strategy is disabled and the variable is set to - 1), and 3 means that that the strategy is always enabled. + 1), and 3 means that the strategy is always enabled. drop_packet - INTEGER - 0 - disabled (default) diff --git a/Documentation/networking/rxrpc.rst b/Documentation/networking/rxrpc.rst index 68552b92dc44..39c2249c7aa7 100644 --- a/Documentation/networking/rxrpc.rst +++ b/Documentation/networking/rxrpc.rst @@ -186,7 +186,7 @@ About the AF_RXRPC driver: time [tunable] after the last connection using it discarded, in case a new connection is made that could use it. - (#) A client-side connection is only shared between calls if they have have + (#) A client-side connection is only shared between calls if they have the same key struct describing their security (and assuming the calls would otherwise share the connection). Non-secured calls would also be able to share connections with each other. diff --git a/Documentation/powerpc/vas-api.rst b/Documentation/powerpc/vas-api.rst index 1217c2f1595e..788dc8375a0e 100644 --- a/Documentation/powerpc/vas-api.rst +++ b/Documentation/powerpc/vas-api.rst @@ -213,7 +213,7 @@ request buffers are not in memory. The operating system handles the fault by updating CSB with the following data: csb.flags = CSB_V; - csb.cc = CSB_CC_TRANSLATION; + csb.cc = CSB_CC_FAULT_ADDRESS; csb.ce = CSB_CE_TERMINATION; csb.address = fault_address; diff --git a/Documentation/process/changes.rst b/Documentation/process/changes.rst index 5cfb54c2aaa6..8f68e728ae6b 100644 --- a/Documentation/process/changes.rst +++ b/Documentation/process/changes.rst @@ -29,7 +29,7 @@ you probably needn't concern yourself with pcmciautils. ====================== =============== ======================================== Program Minimal version Command to check the version ====================== =============== ======================================== -GNU C 4.8 gcc --version +GNU C 4.9 gcc --version GNU make 3.81 make --version binutils 2.23 ld -v flex 2.5.35 flex --version diff --git a/Documentation/process/coding-style.rst b/Documentation/process/coding-style.rst index 2657a55c6f12..1bee6f8affdb 100644 --- a/Documentation/process/coding-style.rst +++ b/Documentation/process/coding-style.rst @@ -319,6 +319,26 @@ If you are afraid to mix up your local variable names, you have another problem, which is called the function-growth-hormone-imbalance syndrome. See chapter 6 (Functions). +For symbol names and documentation, avoid introducing new usage of +'master / slave' (or 'slave' independent of 'master') and 'blacklist / +whitelist'. + +Recommended replacements for 'master / slave' are: + '{primary,main} / {secondary,replica,subordinate}' + '{initiator,requester} / {target,responder}' + '{controller,host} / {device,worker,proxy}' + 'leader / follower' + 'director / performer' + +Recommended replacements for 'blacklist/whitelist' are: + 'denylist / allowlist' + 'blocklist / passlist' + +Exceptions for introducing new usage is to maintain a userspace ABI/API, +or when updating code for an existing (as of 2020) hardware or protocol +specification that mandates those terms. For new specifications +translate specification usage of the terminology to the kernel coding +standard where possible. 5) Typedefs ----------- diff --git a/Documentation/virt/kvm/api.rst b/Documentation/virt/kvm/api.rst index 426f94582b7a..320788f81a05 100644 --- a/Documentation/virt/kvm/api.rst +++ b/Documentation/virt/kvm/api.rst @@ -4339,14 +4339,15 @@ Errors: #define KVM_STATE_VMX_PREEMPTION_TIMER_DEADLINE 0x00000001 struct kvm_vmx_nested_state_hdr { - __u32 flags; __u64 vmxon_pa; __u64 vmcs12_pa; - __u64 preemption_timer_deadline; struct { __u16 flags; } smm; + + __u32 flags; + __u64 preemption_timer_deadline; }; struct kvm_vmx_nested_state_data { |