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aio: clean up now-unused functions

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Some cleanups can now be made, now that the main loop does not anymore need
hooks into the bottom half code.

Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2012-09-24 15:11:48 +02:00
parent 4c8d0d2767
commit 22bfa75eaf
4 changed files with 7 additions and 49 deletions
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23
async.c
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@ -117,16 +117,20 @@ void qemu_bh_delete(QEMUBH *bh)
bh->deleted = 1;
}
void aio_bh_update_timeout(AioContext *ctx, uint32_t *timeout)
static gboolean
aio_ctx_prepare(GSource *source, gint *timeout)
{
AioContext *ctx = (AioContext *) source;
QEMUBH *bh;
bool scheduled = false;
for (bh = ctx->first_bh; bh; bh = bh->next) {
if (!bh->deleted && bh->scheduled) {
scheduled = true;
if (bh->idle) {
/* idle bottom halves will be polled at least
* every 10ms */
*timeout = MIN(10, *timeout);
*timeout = 10;
} else {
/* non-idle bottom halves will be executed
* immediately */
@ -135,21 +139,8 @@ void aio_bh_update_timeout(AioContext *ctx, uint32_t *timeout)
}
}
}
}
static gboolean
aio_ctx_prepare(GSource *source, gint *timeout)
{
AioContext *ctx = (AioContext *) source;
uint32_t wait = -1;
aio_bh_update_timeout(ctx, &wait);
if (wait != -1) {
*timeout = MIN(*timeout, wait);
return wait == 0;
}
return false;
return scheduled;
}
static gboolean