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https://github.com/opencontainers/runc.git
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Antti Kervinen
910f134598
Implement support for Linux memory policy in OCI spec PR:
https://github.com/opencontainers/runtime-spec/pull/1282
Signed-off-by: Antti Kervinen <antti.kervinen@intel.com>
(cherry picked from commit eda7bdf80c)
Signed-off-by: Aleksa Sarai <cyphar@cyphar.com>
32 lines
978 B
Go
32 lines
978 B
Go
package configs
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import "golang.org/x/sys/unix"
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// Memory policy modes and flags as defined in /usr/include/linux/mempolicy.h
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//nolint:revive,staticcheck,nolintlint // ignore ALL_CAPS errors in consts from numaif.h, will match unix.* in the future
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const (
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MPOL_DEFAULT = 0
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MPOL_PREFERRED = 1
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MPOL_BIND = 2
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MPOL_INTERLEAVE = 3
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MPOL_LOCAL = 4
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MPOL_PREFERRED_MANY = 5
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MPOL_WEIGHTED_INTERLEAVE = 6
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MPOL_F_STATIC_NODES = 1 << 15
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MPOL_F_RELATIVE_NODES = 1 << 14
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MPOL_F_NUMA_BALANCING = 1 << 13
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)
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// LinuxMemoryPolicy contains memory policy configuration.
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type LinuxMemoryPolicy struct {
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// Mode specifies memory policy mode without mode flags. See
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// set_mempolicy() documentation for details.
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Mode uint `json:"mode,omitempty"`
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// Flags contains mode flags.
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Flags uint `json:"flags,omitempty"`
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// Nodes contains NUMA nodes to which the mode applies.
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Nodes *unix.CPUSet `json:"nodes,omitempty"`
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}
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