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block: Remove poll parameter from bdrv_parent_drained_begin_single() 

All callers of bdrv_parent_drained_begin_single() pass poll=false now,
so we don't need the parameter any more.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Message-Id: <20221118174110.55183-16-kwolf@redhat.com>
Reviewed-by: Hanna Reitz <hreitz@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Kevin Wolf 2022-11-18 18:41:10 +01:00
parent 2398747128
commit 606ed756c1
3 changed files with 6 additions and 11 deletions
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4
block.c
View File

@ -2417,7 +2417,7 @@ static void bdrv_replace_child_abort(void *opaque)
* new_bs drained when calling bdrv_replace_child_tran() is not a
* requirement any more.
*/
bdrv_parent_drained_begin_single(s->child, false);
bdrv_parent_drained_begin_single(s->child);
assert(!bdrv_parent_drained_poll_single(s->child));
}
assert(s->child->quiesced_parent);
@ -3090,7 +3090,7 @@ static BdrvChild *bdrv_attach_child_common(BlockDriverState *child_bs,
* a problem, we already did this), but it will still poll until the parent
* is fully quiesced, so it will not be negatively affected either.
*/
bdrv_parent_drained_begin_single(new_child, false);
bdrv_parent_drained_begin_single(new_child);
bdrv_replace_child_noperm(new_child, child_bs);
BdrvAttachChildCommonState *s = g_new(BdrvAttachChildCommonState, 1);

8
block/io.c
View File

@ -53,7 +53,7 @@ static void bdrv_parent_drained_begin(BlockDriverState *bs, BdrvChild *ignore)
if (c == ignore) {
continue;
}
bdrv_parent_drained_begin_single(c, false);
bdrv_parent_drained_begin_single(c);
}
}
@ -105,9 +105,8 @@ static bool bdrv_parent_drained_poll(BlockDriverState *bs, BdrvChild *ignore,
return busy;
}
void bdrv_parent_drained_begin_single(BdrvChild *c, bool poll)
void bdrv_parent_drained_begin_single(BdrvChild *c)
{
AioContext *ctx = bdrv_child_get_parent_aio_context(c);
IO_OR_GS_CODE();
assert(!c->quiesced_parent);
@ -116,9 +115,6 @@ void bdrv_parent_drained_begin_single(BdrvChild *c, bool poll)
if (c->klass->drained_begin) {
c->klass->drained_begin(c);
}
if (poll) {
AIO_WAIT_WHILE(ctx, bdrv_parent_drained_poll_single(c));
}
}
static void bdrv_merge_limits(BlockLimits *dst, const BlockLimits *src)

5
include/block/block-io.h
View File

@ -287,10 +287,9 @@ bdrv_writev_vmstate(BlockDriverState *bs, QEMUIOVector *qiov, int64_t pos);
/**
* bdrv_parent_drained_begin_single:
*
* Begin a quiesced section for the parent of @c. If @poll is true, wait for
* any pending activity to cease.
* Begin a quiesced section for the parent of @c.
*/
void bdrv_parent_drained_begin_single(BdrvChild *c, bool poll);
void bdrv_parent_drained_begin_single(BdrvChild *c);
/**
* bdrv_parent_drained_poll_single: