[PATCH 0/2] ring-buffer: Remove unused absolute timestamp mode
From: Vincent Donnefort
Date: Thu Nov 05 2026 - 15:41:39 EST
Since commit b94bc80df648 ("tracing: Use a no_filter_buffering_ref to
stop using the filter buffer"), nothing enables buffer-wide absolute
timestamps on the ring buffer and userspace has no interface to set it.
This series remove that dead code.
Vincent Donnefort (2):
ring-buffer: Remove unused absolute timestamp mode
tracing/histograms: Drop stale absolute timestamp note from docs
Documentation/trace/ftrace.rst | 19 ++------
Documentation/trace/histogram.rst | 11 ++---
include/linux/ring_buffer.h | 2 -
kernel/trace/ring_buffer.c | 77 +++++++++----------------------
kernel/trace/trace.c | 10 +---
5 files changed, 31 insertions(+), 88 deletions(-)
base-commit: 6628e7d4c6b25c8d18f1345e3a20d21829aae7e4
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2.56.0.455.g6c5a503b38-goog