The branch main has been updated by nc (ports committer):
URL:
https://cgit.FreeBSD.org/src/commit/?id=9781105bea58b8bce53ba766850c5f023b34c43c
commit 9781105bea58b8bce53ba766850c5f023b34c43c
Author: Neel Chauhan <n...@freebsd.org>
AuthorDate: 2021-04-28 15:05:57 +0000
Commit: Neel Chauhan <n...@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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