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Fri, 20 Oct 2023 15:58:48 GMT (envelope-from git) Date: Fri, 20 Oct 2023 15:58:48 GMT Message-Id: <202310201558.39KFwmgX022314@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Konstantin Belousov Subject: git: 1562a8f4b72f - stable/13 - arm64: do not disable the kern.kstack_pages tunable on arm64 List-Id: Commits to the stable branches of the FreeBSD src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-branches List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-branches@freebsd.org X-BeenThere: dev-commits-src-branches@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: kib X-Git-Repository: src X-Git-Refname: refs/heads/stable/13 X-Git-Reftype: branch X-Git-Commit: 1562a8f4b72ff44eef090d07624b9dfce1b02bf8 Auto-Submitted: auto-generated The branch stable/13 has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=1562a8f4b72ff44eef090d07624b9dfce1b02bf8 commit 1562a8f4b72ff44eef090d07624b9dfce1b02bf8 Author: Konstantin Belousov AuthorDate: 2023-10-10 00:02:06 +0000 Commit: Konstantin Belousov CommitDate: 2023-10-20 15:58:14 +0000 arm64: do not disable the kern.kstack_pages tunable on arm64 (cherry picked from commit 39cddbd7a07c182c4f121bea5a6effa36862fc63) --- sys/kern/subr_param.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/sys/kern/subr_param.c b/sys/kern/subr_param.c index d26a1902f16c..c2672d98ba8d 100644 --- a/sys/kern/subr_param.c +++ b/sys/kern/subr_param.c @@ -173,9 +173,16 @@ void init_param1(void) { -#if !defined(__mips__) && !defined(__arm64__) + TSENTER(); + + /* + * arm64 and riscv currently hard-code the thread0 kstack size + * to KSTACK_PAGES, ignoring the tunable. + */ +#if !defined(__mips__) TUNABLE_INT_FETCH("kern.kstack_pages", &kstack_pages); #endif + hz = -1; TUNABLE_INT_FETCH("kern.hz", &hz); if (hz == -1)