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(parent: 830969e) | patch
rseq: Allow registering RSEQ with slice extension
authorPeter Zijlstra <peterz@infradead.org>
Mon, 19 Jan 2026 10:23:57 +0000 (11:23 +0100)
committerPeter Zijlstra <peterz@infradead.org>
Thu, 22 Jan 2026 10:11:19 +0000 (11:11 +0100)
commitd6200245c75e832af2087bc60ba2e6641a90eee9
treefeeadc6916f20663e5354428eff6403cea0a37c5tree
parent830969e7821af377bdc1bb016929ff28c78490e8commit | diff
rseq: Allow registering RSEQ with slice extension

Since glibc cares about the number of syscalls required to initialize a new
thread, allow initializing rseq with slice extension on. This avoids having to
do another prctl().

Requested-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://patch.msgid.link/20260121143207.814193010@infradead.org
include/uapi/linux/rseq.h diff | blob | blame | history
kernel/rseq.c diff | blob | blame | history
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