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[Qemu-devel] [PATCH 1/4] block: add discard_zeroes and max_unmap to Bloc
From: |
Peter Lieven |
Subject: |
[Qemu-devel] [PATCH 1/4] block: add discard_zeroes and max_unmap to BlockDriverInfo |
Date: |
Mon, 15 Jul 2013 12:49:32 +0200 |
Signed-off-by: Peter Lieven <address@hidden>
---
include/block/block.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/include/block/block.h b/include/block/block.h
index 297ec1e..aceb780 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -18,6 +18,11 @@ typedef struct BlockDriverInfo {
/* offset at which the VM state can be saved (0 if not possible) */
int64_t vm_state_offset;
bool is_dirty;
+ /* do discarded blocks read back as zeroes? */
+ bool discard_zeroes;
+ /* maximum number of sectors that can be discarded at once */
+ int max_unmap;
+
} BlockDriverInfo;
typedef struct BlockFragInfo {
--
1.7.9.5
- [Qemu-devel] [PATCH 0/4] qemu-img: conditionally discard target on convert, Peter Lieven, 2013/07/15
- [Qemu-devel] [PATCH 1/4] block: add discard_zeroes and max_unmap to BlockDriverInfo,
Peter Lieven <=
- [Qemu-devel] [PATCH 3/4] block/raw: add .bdrv_get_info, Peter Lieven, 2013/07/15
- [Qemu-devel] [PATCH 2/4] iscsi: add .bdrv_get_info, Peter Lieven, 2013/07/15
- [Qemu-devel] [PATCH 4/4] qemu-img: conditionally discard target on convert, Peter Lieven, 2013/07/15
- Re: [Qemu-devel] [PATCH 4/4] qemu-img: conditionally discard target on convert, Kevin Wolf, 2013/07/17
- Re: [Qemu-devel] [PATCH 4/4] qemu-img: conditionally discard target on convert, Paolo Bonzini, 2013/07/17
- Re: [Qemu-devel] [PATCH 4/4] qemu-img: conditionally discard target on convert, Peter Lieven, 2013/07/17
- Re: [Qemu-devel] [PATCH 4/4] qemu-img: conditionally discard target on convert, Kevin Wolf, 2013/07/17
- Re: [Qemu-devel] [PATCH 4/4] qemu-img: conditionally discard target on convert, Peter Lieven, 2013/07/17
- Re: [Qemu-devel] [PATCH 4/4] qemu-img: conditionally discard target on convert, Paolo Bonzini, 2013/07/17