Date: Wed, 28 Apr 2021 15:06:08 GMT From: Neel Chauhan <nc@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 9781105bea58 - main - linuxkpi: Introduce tasklet_disable_nosync() Message-ID: <202104281506.13SF68iG004921@gitrepo.freebsd.org>
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The branch main has been updated by nc (ports committer): URL: https://cgit.FreeBSD.org/src/commit/?id=9781105bea58b8bce53ba766850c5f023b34c43c commit 9781105bea58b8bce53ba766850c5f023b34c43c Author: Neel Chauhan <nc@FreeBSD.org> AuthorDate: 2021-04-28 15:05:57 +0000 Commit: Neel Chauhan <nc@FreeBSD.org> 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) {
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