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| author | Eric Blake <eblake@redhat.com> | 2018-02-13 14:27:00 -0600 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2018-03-02 18:39:07 +0100 |
| commit | fba3998dae0b56f30aff3f3ad3a5cbc3502af0c6 (patch) | |
| tree | b9750420b4ce29caddef099ea77b82a20cdacf1b /block | |
| parent | 2f83673b57ba6b408222d5a18b48d34eb35a54b3 (diff) | |
| download | qemu-fba3998dae0b56f30aff3f3ad3a5cbc3502af0c6.zip qemu-fba3998dae0b56f30aff3f3ad3a5cbc3502af0c6.tar.gz qemu-fba3998dae0b56f30aff3f3ad3a5cbc3502af0c6.tar.bz2 | |
vvfat: Switch to .bdrv_co_block_status()
We are gradually moving away from sector-based interfaces, towards
byte-based. Update the vvfat driver accordingly. Note that we
can rely on the block driver having already clamped limits to our
block size, and simplify accordingly.
Signed-off-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block')
| -rw-r--r-- | block/vvfat.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/block/vvfat.c b/block/vvfat.c index 7e06eba..4a17a49 100644 --- a/block/vvfat.c +++ b/block/vvfat.c @@ -3088,15 +3088,13 @@ vvfat_co_pwritev(BlockDriverState *bs, uint64_t offset, uint64_t bytes, return ret; } -static int64_t coroutine_fn vvfat_co_get_block_status(BlockDriverState *bs, - int64_t sector_num, int nb_sectors, int *n, BlockDriverState **file) +static int coroutine_fn vvfat_co_block_status(BlockDriverState *bs, + bool want_zero, int64_t offset, + int64_t bytes, int64_t *n, + int64_t *map, + BlockDriverState **file) { - *n = bs->total_sectors - sector_num; - if (*n > nb_sectors) { - *n = nb_sectors; - } else if (*n < 0) { - return 0; - } + *n = bytes; return BDRV_BLOCK_DATA; } @@ -3257,7 +3255,7 @@ static BlockDriver bdrv_vvfat = { .bdrv_co_preadv = vvfat_co_preadv, .bdrv_co_pwritev = vvfat_co_pwritev, - .bdrv_co_get_block_status = vvfat_co_get_block_status, + .bdrv_co_block_status = vvfat_co_block_status, }; static void bdrv_vvfat_init(void) |