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[Qemu-devel] [PATCH 04/12] blockdev: New drive_of_blockdev()
From: |
Markus Armbruster |
Subject: |
[Qemu-devel] [PATCH 04/12] blockdev: New drive_of_blockdev() |
Date: |
Fri, 25 Jun 2010 18:53:24 +0200 |
Signed-off-by: Markus Armbruster <address@hidden>
---
blockdev.c | 12 ++++++++++++
blockdev.h | 1 +
2 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/blockdev.c b/blockdev.c
index e0495e5..8023cfd 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -78,6 +78,18 @@ int drive_get_max_bus(BlockInterfaceType type)
return max_bus;
}
+DriveInfo *drive_of_blockdev(BlockDriverState *bs)
+{
+ DriveInfo *dinfo;
+
+ QTAILQ_FOREACH(dinfo, &drives, next) {
+ if (dinfo->bdrv == bs) {
+ return dinfo;
+ }
+ }
+ return NULL;
+}
+
static void bdrv_format_print(void *opaque, const char *name)
{
fprintf(stderr, " %s", name);
diff --git a/blockdev.h b/blockdev.h
index a936785..4bf75b1 100644
--- a/blockdev.h
+++ b/blockdev.h
@@ -40,6 +40,7 @@ extern DriveInfo *drive_get(BlockInterfaceType type, int bus,
int unit);
extern DriveInfo *drive_get_by_id(const char *id);
extern int drive_get_max_bus(BlockInterfaceType type);
extern void drive_uninit(DriveInfo *dinfo);
+extern DriveInfo *drive_of_blockdev(BlockDriverState *bs);
extern QemuOpts *drive_add(const char *file, const char *fmt, ...);
extern DriveInfo *drive_init(QemuOpts *arg, int default_to_scsi,
--
1.6.6.1
- [Qemu-devel] Re: [PATCH 09/12] savevm: Survive hot-unplug of snapshot device, (continued)
- [Qemu-devel] [PATCH 10/12] block: Fix virtual media change for if=none, Markus Armbruster, 2010/06/25
- [Qemu-devel] [PATCH 11/12] ide: Make PIIX and ISA IDE init functions return the qdev, Markus Armbruster, 2010/06/25
- [Qemu-devel] [PATCH 07/12] blockdev: drive_get_by_id() is no longer used, remove, Markus Armbruster, 2010/06/25
- [Qemu-devel] [PATCH 02/12] ide: Make it explicit that ide_create_drive() can't fail, Markus Armbruster, 2010/06/25
- [Qemu-devel] [PATCH 04/12] blockdev: New drive_of_blockdev(),
Markus Armbruster <=
- [Qemu-devel] Re: [PATCH 04/12] blockdev: New drive_of_blockdev(), Christoph Hellwig, 2010/06/25
- [Qemu-devel] Re: [PATCH 04/12] blockdev: New drive_of_blockdev(), Markus Armbruster, 2010/06/26
- [Qemu-devel] Re: [PATCH 04/12] blockdev: New drive_of_blockdev(), Christoph Hellwig, 2010/06/26
- Re: [Qemu-devel] Re: [PATCH 04/12] blockdev: New drive_of_blockdev(), Markus Armbruster, 2010/06/26
- Re: [Qemu-devel] Re: [PATCH 04/12] blockdev: New drive_of_blockdev(), Christoph Hellwig, 2010/06/27
- [Qemu-devel] Re: [PATCH 04/12] blockdev: New drive_of_blockdev(), Paolo Bonzini, 2010/06/28
- [Qemu-devel] Re: [PATCH 04/12] blockdev: New drive_of_blockdev(), Markus Armbruster, 2010/06/29