[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [RFC 05/24] block: add bdrv_map()
From: |
Devin Nakamura |
Subject: |
[Qemu-devel] [RFC 05/24] block: add bdrv_map() |
Date: |
Fri, 29 Jul 2011 00:49:35 -0400 |
Signed-off-by: Devin Nakamura <address@hidden>
---
block.c | 14 ++++++++++++++
block.h | 2 ++
2 files changed, 16 insertions(+), 0 deletions(-)
diff --git a/block.c b/block.c
index d0019c4..98a9491 100644
--- a/block.c
+++ b/block.c
@@ -3111,3 +3111,17 @@ int bdrv_get_mapping(BlockDriverState *bs, uint64_t
*guest_offset,
return drv->bdrv_get_mapping(bs, guest_offset, host_offset,
contiguous_bytes);
}
+
+int bdrv_map(BlockDriverState *bs, uint64_t *guest_offset,
+ uint64_t *host_offset, uint64_t *contiguous_bytes)
+{
+ BlockDriver *drv = bs->drv;
+ if (!drv) {
+ return -ENOMEDIUM;
+ }
+ if (!drv->bdrv_map) {
+ return -ENOTSUP;
+ }
+ return drv->bdrv_map(bs, guest_offset, host_offset,
+ contiguous_bytes);
+}
diff --git a/block.h b/block.h
index 3459900..e021394 100644
--- a/block.h
+++ b/block.h
@@ -261,6 +261,8 @@ int bdrv_open_conversion_target(BlockDriverState **bs,
BlockDriverState *file,
const char *target_fmt);
int bdrv_get_mapping(BlockDriverState *bs, uint64_t *guest_offset,
uint64_t *host_offset, uint64_t *contiguous_bytes);
+int bdrv_map(BlockDriverState *bs, uint64_t *guest_offset,
+ uint64_t *host_offset, uint64_t *contiguous_bytes);
typedef enum {
BLKDBG_L1_UPDATE,
--
1.7.6.rc1
- [Qemu-devel] [RFC 00/24] inplace image conversion, Devin Nakamura, 2011/07/29
- [Qemu-devel] [RFC 02/24] block: add bdrv_get_conversion_options(), Devin Nakamura, 2011/07/29
- [Qemu-devel] [RFC 01/24] block: add block conversion api, Devin Nakamura, 2011/07/29
- [Qemu-devel] [RFC 03/24] block: add bdrv_open_conversion_target(), Devin Nakamura, 2011/07/29
- [Qemu-devel] [RFC 04/24] block: add bdrv_get_mapping(), Devin Nakamura, 2011/07/29
- [Qemu-devel] [RFC 05/24] block: add bdrv_map(),
Devin Nakamura <=
- [Qemu-devel] [RFC 06/24] block: add bdrv_copy_header(), Devin Nakamura, 2011/07/29
- [Qemu-devel] [RFC 07/24] qed: make qed_alloc_clusters round up offset to nearest cluster, Devin Nakamura, 2011/07/29
- [Qemu-devel] [RFC 08/24] qed: add qed_find_cluster_sync(), Devin Nakamura, 2011/07/29
- [Qemu-devel] [RFC 10/24] qed: add qed_bdrv_map(), Devin Nakamura, 2011/07/29
- [Qemu-devel] [RFC 11/24] qed: add open_conversion_target(), Devin Nakamura, 2011/07/29
- [Qemu-devel] [RFC 09/24] qed: add qed_bdrv_get_mapping(), Devin Nakamura, 2011/07/29
- [Qemu-devel] [RFC 13/24] qed: add bdrv_qed_get_conversion_options(), Devin Nakamura, 2011/07/29
- [Qemu-devel] [RFC 12/24] qed: add bdrv_qed_copy_header(), Devin Nakamura, 2011/07/29
- [Qemu-devel] [RFC 15/24] qcow2: split up the creation of new refcount table from the act of checking it, Devin Nakamura, 2011/07/29
- [Qemu-devel] [RFC 14/24] qcow2: fix typo in documentation for qcow2_get_cluster_offset(), Devin Nakamura, 2011/07/29