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Revert "std.c: adding cpu affinity api for macOs (mainly x86_64)"

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This reverts commit 4bfd37ddb48af4dbfd2e892aec7a90a822c8cbe7.
This commit is contained in:
Andrew Kelley 2023-07-31 11:12:19 -07:00
parent 614ae886db
commit 421022929a
1 changed files with 0 additions and 20 deletions
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20
lib/std/c/darwin.zig
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@ -3894,23 +3894,3 @@ pub const MIN = struct {
pub extern "c" fn mincore(addr: *align(std.mem.page_size) const anyopaque, length: usize, vec: [*]u8) c_int;
pub extern "c" fn os_proc_available_memory() usize;
pub const thread_affinity_policy = extern struct {
tag: integer_t,
};
pub const thread_policy_flavor_t = natural_t;
pub const thread_policy_t = [*]integer_t;
pub const thread_affinity_policy_data_t = thread_affinity_policy;
pub const thread_affinity_policy_t = [*]thread_affinity_policy;
pub const THREAD_AFFINITY = struct {
pub const POLICY = 0;
pub const POLICY_COUNT = @as(mach_msg_type_number_t, @intCast(@sizeOf(thread_affinity_policy_data_t) / @sizeOf(integer_t)));
};
/// cpu affinity api
/// albeit it is also available on arm64, it always fails as in this architecture there is no sense of
/// individual cpus (high performance cpus group and low consumption one), thus the pthread QOS api is more appropriate in this case.
pub extern "c" fn thread_affinity_get(thread: thread_act_t, flavor: thread_policy_flavor_t, info: thread_policy_t, infocnt: [*]mach_msg_type_number_t, default: *boolean_t) kern_return_t;
pub extern "c" fn thread_affinity_set(thread: thread_act_t, flavor: thread_policy_flavor_t, info: thread_policy_t, infocnt: mach_msg_type_number_t) kern_return_t;