From be32f75f4dfb4e7dead9fb9cfb8a7195b1e25ebf Mon Sep 17 00:00:00 2001 From: Markus Armbruster Date: Wed, 3 Aug 2011 15:08:07 +0200 Subject: [PATCH] block/raw: Fix to forward method bdrv_media_changed() Block driver "raw" forwards most methods to the underlying block driver. However, it doesn't implement method bdrv_media_changed(). Makes bdrv_media_changed() always return -ENOTSUP. I believe -fda /dev/fd0 gives you raw over host_floppy, and disk change detection (fdc register 7 bit 7) is broken. Testing my theory requires a computer museum, though. Signed-off-by: Markus Armbruster Signed-off-by: Kevin Wolf --- block/raw.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/block/raw.c b/block/raw.c index 555db4fa56..f197479645 100644 --- a/block/raw.c +++ b/block/raw.c @@ -75,6 +75,11 @@ static int raw_is_inserted(BlockDriverState *bs) return bdrv_is_inserted(bs->file); } +static int raw_media_changed(BlockDriverState *bs) +{ + return bdrv_media_changed(bs->file); +} + static void raw_eject(BlockDriverState *bs, int eject_flag) { bdrv_eject(bs->file, eject_flag); @@ -137,8 +142,10 @@ static BlockDriver bdrv_raw = { .bdrv_discard = raw_discard, .bdrv_is_inserted = raw_is_inserted, + .bdrv_media_changed = raw_media_changed, .bdrv_eject = raw_eject, .bdrv_set_locked = raw_set_locked, + .bdrv_ioctl = raw_ioctl, .bdrv_aio_ioctl = raw_aio_ioctl,