git: 35128d197dff - stable/13 - hpwmc: add __pmcdbg_used annotation

The branch stable/13 has been updated by mhorne:

URL: https://cgit.FreeBSD.org/src/commit/?id=35128d197dff2949553f4d321b052024decab6aa

commit 35128d197dff2949553f4d321b052024decab6aa
Author:     Mitchell Horne <mhorne@FreeBSD.org>
AuthorDate: 2023-06-14 16:30:32 +0000
Commit:     Mitchell Horne <mhorne@FreeBSD.org>
CommitDate: 2023-07-17 16:45:38 +0000

    hpwmc: add __pmcdbg_used annotation
    
    For variables which are only used in PMCDBG* macros.
    
    Reviewed by:    jkoshy, emaste
    MFC after:      2 weeks
    Sponsored by:   The FreeBSD Foundation
    Differential Revision:  https://reviews.freebsd.org/D40288
    
    (cherry picked from commit 0589e7059bcd238027953d1311137512cc6dddea)
---
 sys/sys/pmc.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sys/sys/pmc.h b/sys/sys/pmc.h
index 2384a3a13919..12583e67b062 100644
--- a/sys/sys/pmc.h
+++ b/sys/sys/pmc.h
@@ -1078,6 +1078,8 @@ extern struct pmc_driverstats pmc_stats;
 
 #include <sys/ktr.h>
 
+#define	__pmcdbg_used		/* unused variable annotation */
+
 /* debug flags, major flag groups */
 struct pmc_debugflags {
 	int	pdb_CPU;
@@ -1194,6 +1196,7 @@ extern struct pmc_debugflags pmc_debugflags;
 #define	PMC_DEBUG_MIN_CLO	       12 /* close */
 
 #else
+#define	__pmcdbg_used			__unused
 #define	PMCDBG0(M, N, L, F)		/* nothing */
 #define	PMCDBG1(M, N, L, F, p1)
 #define	PMCDBG2(M, N, L, F, p1, p2)