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ide: core: add cleanup function 

As the pci ahci can be hotplug and unplug, in the ahci unrealize
function it should free all the resource once allocated in the
realized function. This patch add ide_exit to free the resource.

Signed-off-by: Li Qiang <liqiang6-s@360.cn>
Message-id: 1488449293-80280-3-git-send-email-liqiang6-s@360.cn
Signed-off-by: John Snow <jsnow@redhat.com>
This commit is contained in:
Li Qiang 2017-03-15 20:50:14 -04:00 committed by John Snow
parent 44a109c1b3
commit c9f086418a
2 changed files with 9 additions and 0 deletions
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8
hw/ide/core.c
View File

@ -2603,6 +2603,14 @@ void ide_init2(IDEBus *bus, qemu_irq irq)
bus->dma = &ide_dma_nop;
}
void ide_exit(IDEState *s)
{
timer_del(s->sector_write_timer);
timer_free(s->sector_write_timer);
qemu_vfree(s->smart_selftest_data);
qemu_vfree(s->io_buffer);
}
static const MemoryRegionPortio ide_portio_list[] = {
{ 0, 8, 1, .read = ide_ioport_read, .write = ide_ioport_write },
{ 0, 1, 2, .read = ide_data_readw, .write = ide_data_writew },

1
include/hw/ide/internal.h
View File

@ -607,6 +607,7 @@ int ide_init_drive(IDEState *s, BlockBackend *blk, IDEDriveKind kind,
uint32_t cylinders, uint32_t heads, uint32_t secs,
int chs_trans);
void ide_init2(IDEBus *bus, qemu_irq irq);
void ide_exit(IDEState *s);
void ide_init_ioport(IDEBus *bus, ISADevice *isa, int iobase, int iobase2);
void ide_register_restart_cb(IDEBus *bus);