git: cd133525fad1 - main - smr: Remove the return value from smr_wait()

From: Mark Johnston <markj_at_FreeBSD.org>
Date: Mon, 13 Mar 2023 14:51:07 UTC
The branch main has been updated by markj:

URL: https://cgit.FreeBSD.org/src/commit/?id=cd133525fad197ac8cbbd4bd68860a4dd51a561f

commit cd133525fad197ac8cbbd4bd68860a4dd51a561f
Author:     Mark Johnston <markj@FreeBSD.org>
AuthorDate: 2023-02-07 21:38:07 +0000
Commit:     Mark Johnston <markj@FreeBSD.org>
CommitDate: 2023-03-13 14:45:35 +0000

    smr: Remove the return value from smr_wait()
    
    This is supposed to be a blocking version of smr_poll(), so there's no
    need for a return value.  No functional change intended.
    
    MFC after:      1 week
---
 share/man/man9/smr.9 | 2 +-
 sys/kern/subr_smr.c  | 1 +
 sys/sys/smr.h        | 4 ++--
 3 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/share/man/man9/smr.9 b/share/man/man9/smr.9
index 7b2ed65b4368..32ef313c0988 100644
--- a/share/man/man9/smr.9
+++ b/share/man/man9/smr.9
@@ -64,7 +64,7 @@
 .Fo smr_synchronize
 .Fa "smr_t smr"
 .Fc
-.Ft bool
+.Ft void
 .Fo smr_wait
 .Fa "smr_t smr"
 .Fa "smr_seq_t goal"
diff --git a/sys/kern/subr_smr.c b/sys/kern/subr_smr.c
index cbbf185fee79..df2520005673 100644
--- a/sys/kern/subr_smr.c
+++ b/sys/kern/subr_smr.c
@@ -579,6 +579,7 @@ out:
 	 */
 	atomic_thread_fence_acq();
 
+	KASSERT(success || !wait, ("%s: blocking poll failed", __func__));
 	return (success);
 }
 
diff --git a/sys/sys/smr.h b/sys/sys/smr.h
index 1319e2bf465b..2b6dbeb998da 100644
--- a/sys/sys/smr.h
+++ b/sys/sys/smr.h
@@ -241,11 +241,11 @@ void smr_destroy(smr_t smr);
 /*
  * Blocking wait for all readers to observe 'goal'.
  */
-static inline bool
+static inline void
 smr_wait(smr_t smr, smr_seq_t goal)
 {
 
-	return (smr_poll(smr, goal, true));
+	(void)smr_poll(smr, goal, true);
 }
 
 /*