diff options
Diffstat (limited to 'Documentation/core-api')
| -rw-r--r-- | Documentation/core-api/cpu_hotplug.rst | 6 | ||||
| -rw-r--r-- | Documentation/core-api/debugging-via-ohci1394.rst | 6 | ||||
| -rw-r--r-- | Documentation/core-api/workqueue.rst | 4 |
3 files changed, 5 insertions, 11 deletions
diff --git a/Documentation/core-api/cpu_hotplug.rst b/Documentation/core-api/cpu_hotplug.rst index 9511e405aabd..dcb0e379e5e8 100644 --- a/Documentation/core-api/cpu_hotplug.rst +++ b/Documentation/core-api/cpu_hotplug.rst @@ -40,12 +40,6 @@ Command Line Switches supplied here is lower than the number of physically available CPUs, then those CPUs can not be brought online later. -``additional_cpus=n`` - Use this to limit hotpluggable CPUs. This option sets - ``cpu_possible_mask = cpu_present_mask + additional_cpus`` - - This option is limited to the IA64 architecture. - ``possible_cpus=n`` This option sets ``possible_cpus`` bits in ``cpu_possible_mask``. diff --git a/Documentation/core-api/debugging-via-ohci1394.rst b/Documentation/core-api/debugging-via-ohci1394.rst index 981ad4f89fd3..cb3d3228dfc8 100644 --- a/Documentation/core-api/debugging-via-ohci1394.rst +++ b/Documentation/core-api/debugging-via-ohci1394.rst @@ -23,9 +23,9 @@ Retrieving a full system memory dump is also possible over the FireWire, using data transfer rates in the order of 10MB/s or more. With most FireWire controllers, memory access is limited to the low 4 GB -of physical address space. This can be a problem on IA64 machines where -memory is located mostly above that limit, but it is rarely a problem on -more common hardware such as x86, x86-64 and PowerPC. +of physical address space. This can be a problem on machines where memory is +located mostly above that limit, but it is rarely a problem on more common +hardware such as x86, x86-64 and PowerPC. At least LSI FW643e and FW643e2 controllers are known to support access to physical addresses above 4 GB, but this feature is currently not enabled by diff --git a/Documentation/core-api/workqueue.rst b/Documentation/core-api/workqueue.rst index 5d7b01aed1fe..0046af06531a 100644 --- a/Documentation/core-api/workqueue.rst +++ b/Documentation/core-api/workqueue.rst @@ -244,7 +244,7 @@ unbound worker-pools and only one work item could be active at any given time thus achieving the same ordering property as ST wq. In the current implementation the above configuration only guarantees -ST behavior within a given NUMA node. Instead ``alloc_ordered_queue()`` should +ST behavior within a given NUMA node. Instead ``alloc_ordered_workqueue()`` should be used to achieve system-wide ST behavior. @@ -390,7 +390,7 @@ The default affinity scope can be changed with the module parameter scope can be changed using ``apply_workqueue_attrs()``. If ``WQ_SYSFS`` is set, the workqueue will have the following affinity scope -related interface files under its ``/sys/devices/virtual/WQ_NAME/`` +related interface files under its ``/sys/devices/virtual/workqueue/WQ_NAME/`` directory. ``affinity_scope`` |