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[Qemu-devel] [PATCH 12/25] blkdebug: pass getlength to underlying file
From: |
Kevin Wolf |
Subject: |
[Qemu-devel] [PATCH 12/25] blkdebug: pass getlength to underlying file |
Date: |
Mon, 9 Jul 2012 16:16:15 +0200 |
From: Paolo Bonzini <address@hidden>
This is required when using blkdebug with raw format. Unlike qcow2/QED,
raw asks blkdebug for the length of the file, it doesn't get it from
a header.
Signed-off-by: Paolo Bonzini <address@hidden>
Signed-off-by: Kevin Wolf <address@hidden>
---
block/blkdebug.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/block/blkdebug.c b/block/blkdebug.c
index 1f79ef2..b084a23 100644
--- a/block/blkdebug.c
+++ b/block/blkdebug.c
@@ -429,6 +429,11 @@ static void blkdebug_debug_event(BlockDriverState *bs,
BlkDebugEvent event)
}
}
+static int64_t blkdebug_getlength(BlockDriverState *bs)
+{
+ return bdrv_getlength(bs->file);
+}
+
static BlockDriver bdrv_blkdebug = {
.format_name = "blkdebug",
.protocol_name = "blkdebug",
@@ -437,6 +442,7 @@ static BlockDriver bdrv_blkdebug = {
.bdrv_file_open = blkdebug_open,
.bdrv_close = blkdebug_close,
+ .bdrv_getlength = blkdebug_getlength,
.bdrv_aio_readv = blkdebug_aio_readv,
.bdrv_aio_writev = blkdebug_aio_writev,
--
1.7.6.5
- [Qemu-devel] [PULL 00/25] Block patches, Kevin Wolf, 2012/07/09
- [Qemu-devel] [PATCH 04/25] sheepdog: fix dprintf format strings, Kevin Wolf, 2012/07/09
- [Qemu-devel] [PATCH 05/25] sheepdog: restart I/O when socket becomes ready in do_co_req(), Kevin Wolf, 2012/07/09
- [Qemu-devel] [PATCH 03/25] blockdev: warn when copy_on_read=on and readonly=on, Kevin Wolf, 2012/07/09
- [Qemu-devel] [PATCH 01/25] qcow2: fix #ifdef'd qcow2_check_refcounts() callers, Kevin Wolf, 2012/07/09
- [Qemu-devel] [PATCH 07/25] sheepdog: make sure we don't free aiocb before sending all requests, Kevin Wolf, 2012/07/09
- [Qemu-devel] [PATCH 12/25] blkdebug: pass getlength to underlying file,
Kevin Wolf <=
- [Qemu-devel] [PATCH 02/25] qcow2: preserve free_byte_offset when qcow2_alloc_bytes() fails, Kevin Wolf, 2012/07/09
- [Qemu-devel] [PATCH 06/25] sheepdog: use coroutine based socket functions in coroutine context, Kevin Wolf, 2012/07/09
- [Qemu-devel] [PATCH 08/25] sheepdog: split outstanding list into inflight and pending, Kevin Wolf, 2012/07/09
- [Qemu-devel] [PATCH 09/25] sheepdog: traverse pending_list from the first for each time, Kevin Wolf, 2012/07/09
- [Qemu-devel] [PATCH 14/25] blkdebug: optionally tie errors to a specific sector, Kevin Wolf, 2012/07/09
- [Qemu-devel] [PATCH 10/25] blkdebug: remove sync i/o events, Kevin Wolf, 2012/07/09
- [Qemu-devel] [PATCH 16/25] block: copy over job and dirty bitmap fields in bdrv_append, Kevin Wolf, 2012/07/09
- [Qemu-devel] [PATCH 11/25] blkdebug: tiny cleanup, Kevin Wolf, 2012/07/09
- [Qemu-devel] [PATCH 17/25] block: introduce bdrv_swap, implement bdrv_append on top of it, Kevin Wolf, 2012/07/09
- [Qemu-devel] [PATCH 18/25] fdc: rewrite seek and DSKCHG bit handling, Kevin Wolf, 2012/07/09