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block: switch blk_write_compressed() to byte-based interface

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This is a preparatory patch, which continues the general trend of the
transition to the byte-based interfaces. bdrv_check_request() and
blk_check_request() are no longer used, thus we can remove them.

Signed-off-by: Pavel Butsykin <pbutsykin@virtuozzo.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Denis V. Lunev <den@openvz.org>
CC: Jeff Cody <jcody@redhat.com>
CC: Markus Armbruster <armbru@redhat.com>
CC: Eric Blake <eblake@redhat.com>
CC: John Snow <jsnow@redhat.com>
CC: Stefan Hajnoczi <stefanha@redhat.com>
CC: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Pavel Butsykin 2016-07-22 11:17:40 +03:00 • committed by Kevin Wolf
parent 094138d09e
commit fe5c1355e7
6 changed files with 20 additions and 41 deletions
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6
qemu-img.c
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@ -1590,7 +1590,9 @@ static int convert_write(ImgConvertState *s, int64_t sector_num, int nb_sectors,
break;
}
ret = blk_write_compressed(s->target, sector_num, buf, n);
ret = blk_pwrite_compressed(s->target,
sector_num << BDRV_SECTOR_BITS,
buf, n << BDRV_SECTOR_BITS);
if (ret < 0) {
return ret;
}
@ -1727,7 +1729,7 @@ static int convert_do_copy(ImgConvertState *s)
if (s->compressed) {
/* signal EOF to align */
ret = blk_write_compressed(s->target, 0, NULL, 0);
ret = blk_pwrite_compressed(s->target, 0, NULL, 0);
if (ret < 0) {
goto fail;
}