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[Qemu-devel] [PATCH 2/2] nbd: add all possible transmission flags suppor
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From: |
Denis V. Lunev |
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Subject: |
[Qemu-devel] [PATCH 2/2] nbd: add all possible transmission flags supported by NBD |
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Date: |
Thu, 4 Oct 2018 16:17:39 +0300 |
This is done to avoid silly mistakes like one with wrong value of
NBD_FLAG_SEND_CACHE flag.
Signed-off-by: Denis V. Lunev <address@hidden>
CC: Vladimir Sementsov-Ogievskiy <address@hidden>
CC: Eric Blake <address@hidden>
CC: Paolo Bonzini <address@hidden>
---
include/block/nbd.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/include/block/nbd.h b/include/block/nbd.h
index 4377fa502c..ea8e792de0 100644
--- a/include/block/nbd.h
+++ b/include/block/nbd.h
@@ -135,6 +135,9 @@ typedef struct NBDExtent {
#define NBD_FLAG_SEND_TRIM (1 << 5) /* Send TRIM (discard) */
#define NBD_FLAG_SEND_WRITE_ZEROES (1 << 6) /* Send WRITE_ZEROES */
#define NBD_FLAG_SEND_DF (1 << 7) /* Send DF (Do not Fragment) */
+#define NBD_FLAG_CAN_MULTI_CONN (1 << 8) /* Shared cache over multiple
+ connections per export */
+#define NBD_FLAG_SEND_RESIZE (1 << 9) /* Support RESIZE extension */
#define NBD_FLAG_SEND_CACHE (1 << 10) /* Send CACHE (prefetch) */
/* New-style handshake (global) flags, sent from server to client, and
--
2.17.1