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authorJohn Snow <jsnow@redhat.com>2015-03-19 20:24:13 -0400
committerJohn Snow <jsnow@redhat.com>2015-03-23 12:24:16 -0400
commit6aff22c013ab6f5f711665e7031fd555086d4464 (patch)
treebd8e518dd439d3f586ead61b8b2b9eedcbabb56e /hw/ide/core.c
parent3c6c9fe034c0c07b77f272e4a53d7735220a16a4 (diff)
downloadfocaccia-qemu-6aff22c013ab6f5f711665e7031fd555086d4464.tar.gz
focaccia-qemu-6aff22c013ab6f5f711665e7031fd555086d4464.zip
ide: fix cmd_write_pio when nsectors > 1
We need to adjust the sector being written to
prior to calling ide_transfer_start, otherwise
we'll write to the same sector again.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Tested-by: Andreas Färber <afaerber@suse.de>
Message-id: 1426811056-2202-2-git-send-email-jsnow@redhat.com
Diffstat (limited to 'hw/ide/core.c')
-rw-r--r--hw/ide/core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/ide/core.c b/hw/ide/core.c
index ef52f3516f..0e9da648ea 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -846,6 +846,7 @@ static void ide_sector_write_cb(void *opaque, int ret)
     s->nsector -= n;
     s->io_buffer_offset += 512 * n;
 
+    ide_set_sector(s, ide_get_sector(s) + n);
     if (s->nsector == 0) {
         /* no more sectors to write */
         ide_transfer_stop(s);
@@ -857,7 +858,6 @@ static void ide_sector_write_cb(void *opaque, int ret)
         ide_transfer_start(s, s->io_buffer, n1 * BDRV_SECTOR_SIZE,
                            ide_sector_write);
     }
-    ide_set_sector(s, ide_get_sector(s) + n);
 
     if (win2k_install_hack && ((++s->irq_count % 16) == 0)) {
         /* It seems there is a bug in the Windows 2000 installer HDD