46 lines
2.1 KiB
Groff
46 lines
2.1 KiB
Groff
.TH "hwlocality_glibc_sched" 3 "Wed Dec 14 2022" "Version 2.9.0" "Hardware Locality (hwloc)" \" -*- nroff -*-
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.ad l
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.nh
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.SH NAME
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hwlocality_glibc_sched \- Interoperability with glibc sched affinity
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.SH SYNOPSIS
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.br
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.PP
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.SS "Functions"
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.in +1c
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.ti -1c
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.RI "static int \fBhwloc_cpuset_to_glibc_sched_affinity\fP (\fBhwloc_topology_t\fP topology, \fBhwloc_const_cpuset_t\fP hwlocset, cpu_set_t *schedset, size_t schedsetsize)"
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.br
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.ti -1c
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.RI "static int \fBhwloc_cpuset_from_glibc_sched_affinity\fP (\fBhwloc_topology_t\fP topology, \fBhwloc_cpuset_t\fP hwlocset, const cpu_set_t *schedset, size_t schedsetsize)"
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.br
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.in -1c
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.SH "Detailed Description"
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.PP
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This interface offers ways to convert between hwloc cpusets and glibc cpusets such as those manipulated by sched_getaffinity() or pthread_attr_setaffinity_np()\&.
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.PP
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\fBNote\fP
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.RS 4
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Topology \fCtopology\fP must match the current machine\&.
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.RE
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.PP
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.SH "Function Documentation"
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.PP
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.SS "static int hwloc_cpuset_from_glibc_sched_affinity (\fBhwloc_topology_t\fP topology, \fBhwloc_cpuset_t\fP hwlocset, const cpu_set_t * schedset, size_t schedsetsize)\fC [inline]\fP, \fC [static]\fP"
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.PP
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Convert glibc sched affinity CPU set \fCschedset\fP into hwloc CPU set\&. This function may be used before calling sched_setaffinity or any other function that takes a cpu_set_t as input parameter\&.
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.PP
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\fCschedsetsize\fP should be sizeof(cpu_set_t) unless \fCschedset\fP was dynamically allocated with CPU_ALLOC
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.SS "static int hwloc_cpuset_to_glibc_sched_affinity (\fBhwloc_topology_t\fP topology, \fBhwloc_const_cpuset_t\fP hwlocset, cpu_set_t * schedset, size_t schedsetsize)\fC [inline]\fP, \fC [static]\fP"
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.PP
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Convert hwloc CPU set \fCtoposet\fP into glibc sched affinity CPU set \fCschedset\fP\&. This function may be used before calling sched_setaffinity or any other function that takes a cpu_set_t as input parameter\&.
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.PP
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\fCschedsetsize\fP should be sizeof(cpu_set_t) unless \fCschedset\fP was dynamically allocated with CPU_ALLOC
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.SH "Author"
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.PP
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Generated automatically by Doxygen for Hardware Locality (hwloc) from the source code\&.
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