From: Pavel Dovgalyuk <pavel.dovga...@ispras.ru> This patch introduces aio_bh_call function. It is used to execute bottom halves as callbacks without adding them to the queue.
Signed-off-by: Pavel Dovgalyuk <pavel.dovga...@ispras.ru> Message-Id: <20150917162450.8676.56980.st...@pasha-isp.def.inno> Signed-off-by: Paolo Bonzini <pbonz...@redhat.com> --- async.c | 7 ++++++- include/block/aio.h | 5 +++++ 2 files changed, 11 insertions(+), 1 deletion(-) diff --git a/async.c b/async.c index bdc64a3..9589e4b 100644 --- a/async.c +++ b/async.c @@ -59,6 +59,11 @@ QEMUBH *aio_bh_new(AioContext *ctx, QEMUBHFunc *cb, void *opaque) return bh; } +void aio_bh_call(QEMUBH *bh) +{ + bh->cb(bh->opaque); +} + /* Multiple occurrences of aio_bh_poll cannot be called concurrently */ int aio_bh_poll(AioContext *ctx) { @@ -84,7 +89,7 @@ int aio_bh_poll(AioContext *ctx) ret = 1; } bh->idle = 0; - bh->cb(bh->opaque); + aio_bh_call(bh); } } diff --git a/include/block/aio.h b/include/block/aio.h index bcc7d43..92efc5e 100644 --- a/include/block/aio.h +++ b/include/block/aio.h @@ -209,6 +209,11 @@ void aio_notify(AioContext *ctx); void aio_notify_accept(AioContext *ctx); /** + * aio_bh_call: Executes callback function of the specified BH. + */ +void aio_bh_call(QEMUBH *bh); + +/** * aio_bh_poll: Poll bottom halves for an AioContext. * * These are internal functions used by the QEMU main loop. -- 1.8.3.1