From owner-dev-commits-src-main@freebsd.org Wed Apr 28 15:06:08 2021 Return-Path: Delivered-To: dev-commits-src-main@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 955525F70DA; Wed, 28 Apr 2021 15:06:08 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4FVhm036dpz4m45; Wed, 28 Apr 2021 15:06:08 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 5ABAB10350; Wed, 28 Apr 2021 15:06:08 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 13SF68KF004922; Wed, 28 Apr 2021 15:06:08 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 13SF68iG004921; Wed, 28 Apr 2021 15:06:08 GMT (envelope-from git) Date: Wed, 28 Apr 2021 15:06:08 GMT Message-Id: <202104281506.13SF68iG004921@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Neel Chauhan Subject: git: 9781105bea58 - main - linuxkpi: Introduce tasklet_disable_nosync() MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: nc X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: 9781105bea58b8bce53ba766850c5f023b34c43c Auto-Submitted: auto-generated X-BeenThere: dev-commits-src-main@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Commit messages for the main branch of the src repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 28 Apr 2021 15:06:08 -0000 The branch main has been updated by nc (ports committer): URL: https://cgit.FreeBSD.org/src/commit/?id=9781105bea58b8bce53ba766850c5f023b34c43c commit 9781105bea58b8bce53ba766850c5f023b34c43c Author: Neel Chauhan AuthorDate: 2021-04-28 15:05:57 +0000 Commit: Neel Chauhan CommitDate: 2021-04-28 15:05:57 +0000 linuxkpi: Introduce tasklet_disable_nosync() This is needed for the drm-kmod 5.5 update. Reviewed by: hselasky (src) MFC after: 3 days Differential Revision: https://reviews.freebsd.org/D30024 --- sys/compat/linuxkpi/common/include/linux/interrupt.h | 1 + sys/compat/linuxkpi/common/src/linux_tasklet.c | 7 +++++++ 2 files changed, 8 insertions(+) diff --git a/sys/compat/linuxkpi/common/include/linux/interrupt.h b/sys/compat/linuxkpi/common/include/linux/interrupt.h index ca26cd24ffda..fc1241240b39 100644 --- a/sys/compat/linuxkpi/common/include/linux/interrupt.h +++ b/sys/compat/linuxkpi/common/include/linux/interrupt.h @@ -208,6 +208,7 @@ extern void tasklet_init(struct tasklet_struct *, tasklet_func_t *, unsigned long data); extern void tasklet_enable(struct tasklet_struct *); extern void tasklet_disable(struct tasklet_struct *); +extern void tasklet_disable_nosync(struct tasklet_struct *); extern int tasklet_trylock(struct tasklet_struct *); extern void tasklet_unlock(struct tasklet_struct *); extern void tasklet_unlock_wait(struct tasklet_struct *ts); diff --git a/sys/compat/linuxkpi/common/src/linux_tasklet.c b/sys/compat/linuxkpi/common/src/linux_tasklet.c index 5cac8ffd994c..9a4c01737466 100644 --- a/sys/compat/linuxkpi/common/src/linux_tasklet.c +++ b/sys/compat/linuxkpi/common/src/linux_tasklet.c @@ -227,6 +227,13 @@ tasklet_disable(struct tasklet_struct *ts) tasklet_unlock_wait(ts); } +void +tasklet_disable_nosync(struct tasklet_struct *ts) +{ + atomic_inc(&ts->count); + barrier(); +} + int tasklet_trylock(struct tasklet_struct *ts) {