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-rw-r--r--block.c29
-rw-r--r--block.h7
-rw-r--r--block_int.h3
-rw-r--r--blockdev.c5
-rw-r--r--hw/ide/core.c1
-rw-r--r--hw/ide/piix.c4
-rw-r--r--hw/pflash_cfi01.c1
-rw-r--r--hw/pflash_cfi02.c1
-rw-r--r--hw/qdev-properties.c6
-rw-r--r--hw/sd.c1
-rw-r--r--hw/usb-msd.c2
-rw-r--r--hw/xen_disk.c1
12 files changed, 39 insertions, 22 deletions
diff --git a/block.c b/block.c
index 43742b7..fb9341c 100644
--- a/block.c
+++ b/block.c
@@ -755,7 +755,7 @@ void bdrv_make_anon(BlockDriverState *bs)
void bdrv_delete(BlockDriverState *bs)
{
- assert(!bs->peer);
+ assert(!bs->dev);
/* remove from list, if necessary */
bdrv_make_anon(bs);
@@ -769,26 +769,37 @@ void bdrv_delete(BlockDriverState *bs)
g_free(bs);
}
-int bdrv_attach(BlockDriverState *bs, DeviceState *qdev)
+int bdrv_attach_dev(BlockDriverState *bs, void *dev)
+/* TODO change to DeviceState *dev when all users are qdevified */
{
- if (bs->peer) {
+ if (bs->dev) {
return -EBUSY;
}
- bs->peer = qdev;
+ bs->dev = dev;
return 0;
}
-void bdrv_detach(BlockDriverState *bs, DeviceState *qdev)
+/* TODO qdevified devices don't use this, remove when devices are qdevified */
+void bdrv_attach_dev_nofail(BlockDriverState *bs, void *dev)
{
- assert(bs->peer == qdev);
- bs->peer = NULL;
+ if (bdrv_attach_dev(bs, dev) < 0) {
+ abort();
+ }
+}
+
+void bdrv_detach_dev(BlockDriverState *bs, void *dev)
+/* TODO change to DeviceState *dev when all users are qdevified */
+{
+ assert(bs->dev == dev);
+ bs->dev = NULL;
bs->change_cb = NULL;
bs->change_opaque = NULL;
}
-DeviceState *bdrv_get_attached(BlockDriverState *bs)
+/* TODO change to return DeviceState * when all users are qdevified */
+void *bdrv_get_attached_dev(BlockDriverState *bs)
{
- return bs->peer;
+ return bs->dev;
}
/*
diff --git a/block.h b/block.h
index 3ac0b94..c8eea67 100644
--- a/block.h
+++ b/block.h
@@ -74,9 +74,10 @@ int bdrv_file_open(BlockDriverState **pbs, const char *filename, int flags);
int bdrv_open(BlockDriverState *bs, const char *filename, int flags,
BlockDriver *drv);
void bdrv_close(BlockDriverState *bs);
-int bdrv_attach(BlockDriverState *bs, DeviceState *qdev);
-void bdrv_detach(BlockDriverState *bs, DeviceState *qdev);
-DeviceState *bdrv_get_attached(BlockDriverState *bs);
+int bdrv_attach_dev(BlockDriverState *bs, void *dev);
+void bdrv_attach_dev_nofail(BlockDriverState *bs, void *dev);
+void bdrv_detach_dev(BlockDriverState *bs, void *dev);
+void *bdrv_get_attached_dev(BlockDriverState *bs);
int bdrv_read(BlockDriverState *bs, int64_t sector_num,
uint8_t *buf, int nb_sectors);
int bdrv_write(BlockDriverState *bs, int64_t sector_num,
diff --git a/block_int.h b/block_int.h
index 8a72b80..adc26f8 100644
--- a/block_int.h
+++ b/block_int.h
@@ -168,7 +168,8 @@ struct BlockDriverState {
BlockDriver *drv; /* NULL means no media */
void *opaque;
- DeviceState *peer;
+ void *dev; /* attached device model, if any */
+ /* TODO change to DeviceState when all users are qdevified */
char filename[1024];
char backing_file[1024]; /* if non zero, the image is a diff of
diff --git a/blockdev.c b/blockdev.c
index 2602591..049dda5 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -14,7 +14,6 @@
#include "qemu-option.h"
#include "qemu-config.h"
#include "sysemu.h"
-#include "hw/qdev.h"
#include "block_int.h"
static QTAILQ_HEAD(drivelist, DriveInfo) drives = QTAILQ_HEAD_INITIALIZER(drives);
@@ -738,12 +737,12 @@ int do_drive_del(Monitor *mon, const QDict *qdict, QObject **ret_data)
bdrv_flush(bs);
bdrv_close(bs);
- /* if we have a device associated with this BlockDriverState (bs->peer)
+ /* if we have a device attached to this BlockDriverState
* then we need to make the drive anonymous until the device
* can be removed. If this is a drive with no device backing
* then we can just get rid of the block driver state right here.
*/
- if (bs->peer) {
+ if (bdrv_get_attached_dev(bs)) {
bdrv_make_anon(bs);
} else {
drive_uninit(drive_get_by_blockdev(bs));
diff --git a/hw/ide/core.c b/hw/ide/core.c
index 40abc1e..428f033 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -1890,6 +1890,7 @@ void ide_init2_with_non_qdev_drives(IDEBus *bus, DriveInfo *hd0,
error_report("Can't set up IDE drive %s", dinfo->id);
exit(1);
}
+ bdrv_attach_dev_nofail(dinfo->bdrv, &bus->ifs[i]);
} else {
ide_reset(&bus->ifs[i]);
}
diff --git a/hw/ide/piix.c b/hw/ide/piix.c
index 8525336..b9cdcd6 100644
--- a/hw/ide/piix.c
+++ b/hw/ide/piix.c
@@ -177,9 +177,9 @@ static int pci_piix3_xen_ide_unplug(DeviceState *dev)
for (; i < 3; i++) {
di = drive_get_by_index(IF_IDE, i);
if (di != NULL && di->bdrv != NULL && !di->bdrv->removable) {
- DeviceState *ds = bdrv_get_attached(di->bdrv);
+ DeviceState *ds = bdrv_get_attached_dev(di->bdrv);
if (ds) {
- bdrv_detach(di->bdrv, ds);
+ bdrv_detach_dev(di->bdrv, ds);
}
bdrv_close(di->bdrv);
pci_ide->bus[di->bus].ifs[di->unit].bs = NULL;
diff --git a/hw/pflash_cfi01.c b/hw/pflash_cfi01.c
index 90e1301..a2d9402 100644
--- a/hw/pflash_cfi01.c
+++ b/hw/pflash_cfi01.c
@@ -620,6 +620,7 @@ pflash_t *pflash_cfi01_register(target_phys_addr_t base, ram_addr_t off,
g_free(pfl);
return NULL;
}
+ bdrv_attach_dev_nofail(pfl->bs, pfl);
}
#if 0 /* XXX: there should be a bit to set up read-only,
* the same way the hardware does (with WP pin).
diff --git a/hw/pflash_cfi02.c b/hw/pflash_cfi02.c
index ac5115e..919cfc4 100644
--- a/hw/pflash_cfi02.c
+++ b/hw/pflash_cfi02.c
@@ -643,6 +643,7 @@ pflash_t *pflash_cfi02_register(target_phys_addr_t base, ram_addr_t off,
g_free(pfl);
return NULL;
}
+ bdrv_attach_dev_nofail(pfl->bs, pfl);
}
#if 0 /* XXX: there should be a bit to set up read-only,
* the same way the hardware does (with WP pin).
diff --git a/hw/qdev-properties.c b/hw/qdev-properties.c
index 0c0c292..7ce95b6 100644
--- a/hw/qdev-properties.c
+++ b/hw/qdev-properties.c
@@ -312,7 +312,7 @@ static int parse_drive(DeviceState *dev, Property *prop, const char *str)
bs = bdrv_find(str);
if (bs == NULL)
return -ENOENT;
- if (bdrv_attach(bs, dev) < 0)
+ if (bdrv_attach_dev(bs, dev) < 0)
return -EEXIST;
*ptr = bs;
return 0;
@@ -323,7 +323,7 @@ static void free_drive(DeviceState *dev, Property *prop)
BlockDriverState **ptr = qdev_get_prop_ptr(dev, prop);
if (*ptr) {
- bdrv_detach(*ptr, dev);
+ bdrv_detach_dev(*ptr, dev);
blockdev_auto_del(*ptr);
}
}
@@ -678,7 +678,7 @@ int qdev_prop_set_drive(DeviceState *dev, const char *name, BlockDriverState *va
{
int res;
- res = bdrv_attach(value, dev);
+ res = bdrv_attach_dev(value, dev);
if (res < 0) {
error_report("Can't attach drive %s to %s.%s: %s",
bdrv_get_device_name(value),
diff --git a/hw/sd.c b/hw/sd.c
index bb8c2ff..ab52634 100644
--- a/hw/sd.c
+++ b/hw/sd.c
@@ -449,6 +449,7 @@ SDState *sd_init(BlockDriverState *bs, int is_spi)
sd->enable = 1;
sd_reset(sd, bs);
if (sd->bdrv) {
+ bdrv_attach_dev_nofail(sd->bdrv, sd);
bdrv_set_change_cb(sd->bdrv, sd_cardchange, sd);
}
return sd;
diff --git a/hw/usb-msd.c b/hw/usb-msd.c
index 4072efd..e92434c 100644
--- a/hw/usb-msd.c
+++ b/hw/usb-msd.c
@@ -518,7 +518,7 @@ static int usb_msd_initfn(USBDevice *dev)
*
* The hack is probably a bad idea.
*/
- bdrv_detach(bs, &s->dev.qdev);
+ bdrv_detach_dev(bs, &s->dev.qdev);
s->conf.bs = NULL;
if (!s->serial) {
diff --git a/hw/xen_disk.c b/hw/xen_disk.c
index bd5c669..da531a6 100644
--- a/hw/xen_disk.c
+++ b/hw/xen_disk.c
@@ -697,6 +697,7 @@ static int blk_init(struct XenDevice *xendev)
xen_be_printf(&blkdev->xendev, 2, "get configured bdrv (cmdline setup)\n");
blkdev->bs = blkdev->dinfo->bdrv;
}
+ bdrv_attach_dev_nofail(blkdev->bs, blkdev);
blkdev->file_blk = BLOCK_SIZE;
blkdev->file_size = bdrv_getlength(blkdev->bs);
if (blkdev->file_size < 0) {
generated by cgit v1.1 at 2024-12-28 18:26:44 +0000