git: 10a8e93da158 - main - kmsan: Export kmsan_mark_mbuf() and kmsan_mark_bio()

[Mark Johnston]

The branch main has been updated by markj:

URL: https://cgit.FreeBSD.org/src/commit/?id=10a8e93da15889d40497bb666c2d753f38ac7b7f

commit 10a8e93da15889d40497bb666c2d753f38ac7b7f
Author:     Mark Johnston <markj at FreeBSD.org>
AuthorDate: 2021-08-11 20:22:21 +0000
Commit:     Mark Johnston <markj at FreeBSD.org>
CommitDate: 2021-08-11 20:33:41 +0000

    kmsan: Export kmsan_mark_mbuf() and kmsan_mark_bio()
    
    Sponsored by:   The FreeBSD Foundation
---
 sys/kern/subr_msan.c | 4 ++--
 sys/sys/msan.h       | 4 ++++
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/sys/kern/subr_msan.c b/sys/kern/subr_msan.c
index 2b6a0d585128..81322da2be6c 100644
--- a/sys/kern/subr_msan.c
+++ b/sys/kern/subr_msan.c
@@ -549,7 +549,7 @@ kmsan_mark(const void *addr, size_t size, uint8_t c)
 	kmsan_shadow_fill((uintptr_t)addr, c, size);
 }
 
-static void
+void
 kmsan_mark_bio(const struct bio *bp, uint8_t c)
 {
 	kmsan_mark(bp->bio_data, bp->bio_length, c);
@@ -591,7 +591,7 @@ kmsan_mark_ccb(const union ccb *ccb, uint8_t c)
 	}
 }
 
-static void
+void
 kmsan_mark_mbuf(const struct mbuf *m, uint8_t c)
 {
 	do {
diff --git a/sys/sys/msan.h b/sys/sys/msan.h
index 70e354323247..4baa71ec8113 100644
--- a/sys/sys/msan.h
+++ b/sys/sys/msan.h
@@ -62,6 +62,8 @@ void kmsan_bus_dmamap_sync(struct memdesc *, bus_dmasync_op_t);
 
 void kmsan_orig(const void *, size_t, int, uintptr_t);
 void kmsan_mark(const void *, size_t, uint8_t);
+void kmsan_mark_bio(const struct bio *, uint8_t);
+void kmsan_mark_mbuf(const struct mbuf *, uint8_t);
 
 void kmsan_check(const void *, size_t, const char *);
 void kmsan_check_bio(const struct bio *, const char *);
@@ -77,6 +79,8 @@ void kmsan_check_mbuf(const struct mbuf *, const char *);
 #define kmsan_dma_load(m, b, s, o)
 #define kmsan_orig(p, l, c, a)
 #define kmsan_mark(p, l, c)
+#define kmsan_mark_bio(b, c)
+#define kmsan_mark_mbuf(m, c)
 #define kmsan_check(b, s, d)
 #define kmsan_check_bio(b, d)
 #define kmsan_check_ccb(c, d)