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authorPaolo Bonzini <pbonzini@redhat.com>2014-12-11 14:52:29 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2014-12-12 16:57:55 +0000
commitde35464461cd8aa764ce03e8026202fe9861e29d (patch)
treeda95d237dcf46a6d9c2b6ab4c6eaefa2d0950a34 /block/linux-aio.c
parent8455ce053aa07eecdbc8da8db612cb58efc0734c (diff)
linux-aio: drop return code from laio_io_unplug and ioq_submit
These are unused. Suggested-by: Kevin Wolf <kwolf@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Reviewed-by: Kevin Wolf <kwolf@redhat.com> Message-id: 1418305950-30924-5-git-send-email-pbonzini@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'block/linux-aio.c')
-rw-r--r--block/linux-aio.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/block/linux-aio.c b/block/linux-aio.c
index b223d9e3d9..8474378fc2 100644
--- a/block/linux-aio.c
+++ b/block/linux-aio.c
@@ -59,7 +59,7 @@ struct qemu_laio_state {
int event_max;
};
-static int ioq_submit(struct qemu_laio_state *s);
+static void ioq_submit(struct qemu_laio_state *s);
static inline ssize_t io_event_ret(struct io_event *ev)
{
@@ -184,7 +184,7 @@ static void ioq_init(LaioQueue *io_q)
io_q->blocked = false;
}
-static int ioq_submit(struct qemu_laio_state *s)
+static void ioq_submit(struct qemu_laio_state *s)
{
int ret, i, len;
struct qemu_laiocb *aiocb;
@@ -213,8 +213,6 @@ static int ioq_submit(struct qemu_laio_state *s)
}
} while (ret == len && !QSIMPLEQ_EMPTY(&s->io_q.pending));
s->io_q.blocked = (s->io_q.n > 0);
-
- return ret;
}
void laio_io_plug(BlockDriverState *bs, void *aio_ctx)
@@ -224,22 +222,19 @@ void laio_io_plug(BlockDriverState *bs, void *aio_ctx)
s->io_q.plugged++;
}
-int laio_io_unplug(BlockDriverState *bs, void *aio_ctx, bool unplug)
+void laio_io_unplug(BlockDriverState *bs, void *aio_ctx, bool unplug)
{
struct qemu_laio_state *s = aio_ctx;
- int ret = 0;
assert(s->io_q.plugged > 0 || !unplug);
if (unplug && --s->io_q.plugged > 0) {
- return 0;
+ return;
}
if (!s->io_q.blocked && !QSIMPLEQ_EMPTY(&s->io_q.pending)) {
- ret = ioq_submit(s);
+ ioq_submit(s);
}
-
- return ret;
}
BlockAIOCB *laio_submit(BlockDriverState *bs, void *aio_ctx, int fd,