linux

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Files

Thomas Gleixner 5412910487 rseq: Expose lightweight statistics in debugfs

Analyzing the call frequency without actually using tracing is helpful for
analysis of this infrastructure. The overhead is minimal as it just
increments a per CPU counter associated to each operation.

The debugfs readout provides a racy sum of all counters.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Link: https://patch.msgid.link/20251027084307.027916598@linutronix.de

2025-11-04 08:32:41 +01:00

.gitignore

kbuild: build init/built-in.a just once

2022-09-29 04:40:15 +09:00

.kunitconfig

initramfs_test: kunit tests for initramfs unpacking

2025-03-08 12:13:04 +01:00

calibrate.c

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

do_mounts_initrd.c

treewide: const qualify ctl_tables where applicable