bcachefs: Memory allocation profiling support for bkey_bufsbcachefs-testing

Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>

1 files changed, 23 insertions, 15 deletions

diff --git a/fs/bcachefs/bkey_buf.h b/fs/bcachefs/bkey_buf.h
index a30c4ae8eb36..0d0c76b013be 100644
--- a/fs/bcachefs/bkey_buf.h
+++ b/fs/bcachefs/bkey_buf.h
@@ -10,41 +10,49 @@ struct bkey_buf {
 	u64		onstack[12];
 };
 
-static inline void bch2_bkey_buf_realloc(struct bkey_buf *s,
-					 struct bch_fs *c, unsigned u64s)
+static inline int bch2_bkey_buf_realloc_noprof(struct bkey_buf *s,
+						struct bch_fs *c, unsigned u64s)
 {
 	if (s->k == (void *) s->onstack &&
 	    u64s > ARRAY_SIZE(s->onstack)) {
-		s->k = mempool_alloc(&c->large_bkey_pool, GFP_NOFS);
+		s->k = mempool_alloc_noprof(&c->large_bkey_pool, GFP_NOFS);
 		memcpy(s->k, s->onstack, sizeof(s->onstack));
 	}
+
+	return 0; /* for alloc_hooks() macro */
 }
+#define bch2_bkey_buf_realloc(...)	alloc_hooks(bch2_bkey_buf_realloc_noprof(__VA_ARGS__))
 
-static inline void bch2_bkey_buf_reassemble(struct bkey_buf *s,
-					    struct bch_fs *c,
-					    struct bkey_s_c k)
+static inline int bch2_bkey_buf_reassemble_noprof(struct bkey_buf *s,
+						  struct bch_fs *c,
+						  struct bkey_s_c k)
 {
 	bch2_bkey_buf_realloc(s, c, k.k->u64s);
 	bkey_reassemble(s->k, k);
+	return 0;
 }
+#define bch2_bkey_buf_reassemble(...)	alloc_hooks(bch2_bkey_buf_reassemble_noprof(__VA_ARGS__))
 
-static inline void bch2_bkey_buf_copy(struct bkey_buf *s,
-				      struct bch_fs *c,
-				      struct bkey_i *src)
+static inline int bch2_bkey_buf_copy_noprof(struct bkey_buf *s,
+					    struct bch_fs *c,
+					    struct bkey_i *src)
 {
 	bch2_bkey_buf_realloc(s, c, src->k.u64s);
 	bkey_copy(s->k, src);
+	return 0;
 }
+#define bch2_bkey_buf_copy(...)	alloc_hooks(bch2_bkey_buf_copy_noprof(__VA_ARGS__))
 
-static inline void bch2_bkey_buf_unpack(struct bkey_buf *s,
-					struct bch_fs *c,
-					struct btree *b,
-					struct bkey_packed *src)
+static inline int bch2_bkey_buf_unpack_noprof(struct bkey_buf *s,
+					      struct bch_fs *c,
+					      struct btree *b,
+					      struct bkey_packed *src)
 {
-	bch2_bkey_buf_realloc(s, c, BKEY_U64s +
-			      bkeyp_val_u64s(&b->format, src));
+	bch2_bkey_buf_realloc(s, c, BKEY_U64s + bkeyp_val_u64s(&b->format, src));
 	bch2_bkey_unpack(b, s->k, src);
+	return 0;
 }
+#define bch2_bkey_buf_unpack(...)	alloc_hooks(bch2_bkey_buf_unpack_noprof(__VA_ARGS__))
 
 static inline void bch2_bkey_buf_init(struct bkey_buf *s)
 {