condy::RingSettings Class Reference

Settings manager for io_uring. More...

#include <ring_settings.hpp>

Public Member Functions
int	apply_iowq_aff (size_t cpusz, const cpu_set_t *mask) noexcept
	Apply I/O worker queue affinity settings.
int	remove_iowq_aff () noexcept
	Remove I/O worker queue affinity settings.
int	set_iowq_max_workers (unsigned int *values) noexcept
	Set the maximum number of I/O workers.
io_uring_probe *	get_probe () noexcept
	Get the io_uring probe for the ring.
uint32_t	get_features () const noexcept
	Get the supported features of the ring.

Detailed Description

Settings manager for io_uring.

This class provides an interface to manage various runtime settings for an io_uring instance, including NAPI, clock, and other features.

Definition at line 162 of file ring_settings.hpp.

Member Function Documentation

apply_iowq_aff()

int condy::RingSettings::apply_iowq_aff ( size_t cpusz, const cpu_set_t * mask )

inlinenoexcept

Apply I/O worker queue affinity settings.

See io_uring_register_iowq_aff for more details.

Parameters

cpusz	Number of CPUs in the affinity mask.
mask	Pointer to the CPU affinity mask.

Definition at line 182 of file ring_settings.hpp.

get_features()

uint32_t condy::RingSettings::get_features ( ) const

inlinenoexcept

Get the supported features of the ring.

Returns

uint32_t Supported features bitmask.

Definition at line 220 of file ring_settings.hpp.

get_probe()

io_uring_probe * condy::RingSettings::get_probe ( )

inlinenoexcept

Get the io_uring probe for the ring.

Returns

io_uring_probe* Pointer to the io_uring probe structure. User shall not free the returned pointer.

Definition at line 208 of file ring_settings.hpp.

remove_iowq_aff()

int condy::RingSettings::remove_iowq_aff ( )

inlinenoexcept

Remove I/O worker queue affinity settings.

Returns

int Returns 0 on success or a negative error code on failure

Definition at line 189 of file ring_settings.hpp.

set_iowq_max_workers()

int condy::RingSettings::set_iowq_max_workers ( unsigned int * values )

inlinenoexcept

Set the maximum number of I/O workers.

See io_uring_register_iowq_max_workers for more details.

Parameters

values

Pointer to an array with 2 elements representing the max_workers

Definition at line 199 of file ring_settings.hpp.

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The documentation for this class was generated from the following file:

• /home/runner/work/condy/condy/include/condy/ring_settings.hpp