Revision f0e4ed752fda6997b41917c94a5478b340178001 authored by Patryk Wlazlyn on 22 July 2024, 20:11:03 UTC, committed by Len Brown on 26 July 2024, 18:35:49 UTC
Allows users to read Intel PMT (Platform Monitoring Technology) counters, providing interface similar to one used to add MSR and perf counters. Because PMT is exposed as a raw MMIO range, without metadata, user has to supply the necessary information to find and correctly display the requested counter. Signed-off-by: Patryk Wlazlyn <patryk.wlazlyn@linux.intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
1 parent f3065f9
waitid.h
// SPDX-License-Identifier: GPL-2.0
#include "../kernel/exit.h"
struct io_waitid_async {
struct io_kiocb *req;
struct wait_opts wo;
};
int io_waitid_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe);
int io_waitid(struct io_kiocb *req, unsigned int issue_flags);
int io_waitid_cancel(struct io_ring_ctx *ctx, struct io_cancel_data *cd,
unsigned int issue_flags);
bool io_waitid_remove_all(struct io_ring_ctx *ctx, struct task_struct *task,
bool cancel_all);
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