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Date: Wed, 04 Feb 2009 11:33:09 -0200
From: Marcelo Tosatti <mtosatti@redhat.com>
Content-Disposition: inline; filename=record-pcidev-on-bdrv
Subject: [Qemu-devel] [patch 06/18] qemu: record devfn on block driver
	instance
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To: qemu-devel@nongnu.org
Cc: Marcelo Tosatti <mtosatti@redhat.com>

Record PCIDev on the BlockDriverState structure to locate for release
on hot-removal.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

Index: trunk/block_int.h
===================================================================
--- trunk.orig/block_int.h
+++ trunk/block_int.h
@@ -127,6 +127,7 @@ struct BlockDriverState {
     int type;
     char device_name[32];
     BlockDriverState *next;
+    void *private;
 };
 
 struct BlockDriverAIOCB {
Index: trunk/hw/ide.c
===================================================================
--- trunk.orig/hw/ide.c
+++ trunk/hw/ide.c
@@ -28,6 +28,7 @@
 #include "scsi-disk.h"
 #include "pcmcia.h"
 #include "block.h"
+#include "block_int.h"
 #include "qemu-timer.h"
 #include "sysemu.h"
 #include "ppc_mac.h"
@@ -3410,6 +3411,7 @@ void pci_piix3_ide_init(PCIBus *bus, Blo
 {
     PCIIDEState *d;
     uint8_t *pci_conf;
+    int i;
 
     /* register a function 1 of PIIX3 */
     d = (PCIIDEState *)pci_register_device(bus, "PIIX3 IDE",
@@ -3436,6 +3438,10 @@ void pci_piix3_ide_init(PCIBus *bus, Blo
     ide_init_ioport(&d->ide_if[0], 0x1f0, 0x3f6);
     ide_init_ioport(&d->ide_if[2], 0x170, 0x376);
 
+    for (i = 0; i < 4; i++)
+        if (hd_table[i])
+            hd_table[i]->private = &d->dev;
+
     register_savevm("ide", 0, 2, pci_ide_save, pci_ide_load, d);
 }
 
Index: trunk/hw/lsi53c895a.c
===================================================================
--- trunk.orig/hw/lsi53c895a.c
+++ trunk/hw/lsi53c895a.c
@@ -13,6 +13,7 @@
 #include "hw.h"
 #include "pci.h"
 #include "scsi-disk.h"
+#include "block_int.h"
 
 //#define DEBUG_LSI
 //#define DEBUG_LSI_REG
@@ -1958,6 +1959,7 @@ void lsi_scsi_attach(void *opaque, Block
     s->scsi_dev[id] = scsi_generic_init(bd, 1, lsi_command_complete, s);
     if (s->scsi_dev[id] == NULL)
         s->scsi_dev[id] = scsi_disk_init(bd, 1, lsi_command_complete, s);
+    bd->private = &s->pci_dev;
 }
 
 void *lsi_scsi_init(PCIBus *bus, int devfn)
Index: trunk/hw/virtio-blk.c
===================================================================
--- trunk.orig/hw/virtio-blk.c
+++ trunk/hw/virtio-blk.c
@@ -315,6 +315,7 @@ void *virtio_blk_init(PCIBus *bus, Block
     s->vdev.reset = virtio_blk_reset;
     s->bs = bs;
     s->rq = NULL;
+    bs->private = &s->vdev.pci_dev;
     bdrv_guess_geometry(s->bs, &cylinders, &heads, &secs);
     bdrv_set_geometry_hint(s->bs, cylinders, heads, secs);
 

--