Date: Sun, 11 Apr 2021 07:49:15 GMT From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org Subject: git: 7f676ba9c69c - stable/12 - Add sysctl debug.uma_reclaim Message-ID: <202104110749.13B7nFvb056050@gitrepo.freebsd.org>
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The branch stable/12 has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=7f676ba9c69c577255faf63b3dce711f1959b495 commit 7f676ba9c69c577255faf63b3dce711f1959b495 Author: Konstantin Belousov <kib@FreeBSD.org> AuthorDate: 2021-04-04 16:28:14 +0000 Commit: Konstantin Belousov <kib@FreeBSD.org> CommitDate: 2021-04-11 07:48:51 +0000 Add sysctl debug.uma_reclaim (cherry picked from commit 89619b747bcff379dca98e975a98865a45366417) --- sys/vm/vm_kern.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/sys/vm/vm_kern.c b/sys/vm/vm_kern.c index 83d58a194f62..80e7dd3c823b 100644 --- a/sys/vm/vm_kern.c +++ b/sys/vm/vm_kern.c @@ -860,3 +860,21 @@ debug_vm_lowmem(SYSCTL_HANDLER_ARGS) SYSCTL_PROC(_debug, OID_AUTO, vm_lowmem, CTLTYPE_INT | CTLFLAG_MPSAFE | CTLFLAG_RW, 0, 0, debug_vm_lowmem, "I", "set to trigger vm_lowmem event with given flags"); + +static int +debug_uma_reclaim(SYSCTL_HANDLER_ARGS) +{ + int error, i; + + i = 0; + error = sysctl_handle_int(oidp, &i, 0, req); + if (error != 0) + return (error); + if (i != 0) + uma_reclaim(); + return (0); +} + +SYSCTL_PROC(_debug, OID_AUTO, uma_reclaim, + CTLTYPE_INT | CTLFLAG_MPSAFE | CTLFLAG_RW, 0, 0, debug_uma_reclaim, "I", + "set to generate request to reclaim uma caches");
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