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-rw-r--r--sys/sys/bio.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/sys/bio.h b/sys/sys/bio.h
index 26a7ef444b4d..488f3039778d 100644
--- a/sys/sys/bio.h
+++ b/sys/sys/bio.h
@@ -53,6 +53,7 @@
#define BIO_CMD1 0x07 /* Available for local hacks */
#define BIO_CMD2 0x08 /* Available for local hacks */
#define BIO_ZONE 0x09 /* Zone command */
+#define BIO_SPEEDUP 0x0a /* Upper layers face shortage */
/* bio_flags */
#define BIO_ERROR 0x01 /* An error occurred processing this bio. */
@@ -70,6 +71,9 @@
#define PRINT_BIO_FLAGS "\20\7vlist\6transient_mapping\5unmapped" \
"\4ordered\3onqueue\2done\1error"
+#define BIO_SPEEDUP_WRITE 0x4000 /* Resource shortage at upper layers */
+#define BIO_SPEEDUP_TRIM 0x8000 /* Resource shortage at upper layers */
+
#ifdef _KERNEL
struct disk;
struct bio;