linux-kernel - [PATCH 1/6] resurrect aio poll support

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Message-Id: <20180104080325.14716-2-hch@lst.de>
Date:   Thu,  4 Jan 2018 09:03:20 +0100
From:   Christoph Hellwig <hch@....de>
To:     linux-aio@...ck.org
Cc:     Avi Kivity <avi@...lladb.com>, linux-fsdevel@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 1/6] resurrect aio poll support

Now that we have poll support in mainline, remove comments about the
do not use status.

Signed-off-by: Christoph Hellwig <hch@....de>
---
 src/libaio.h | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/libaio.h b/src/libaio.h
index a5cd2e1..a1a8fc4 100644
--- a/src/libaio.h
+++ b/src/libaio.h
@@ -43,7 +43,7 @@ typedef enum io_iocb_cmd {
 	IO_CMD_FSYNC = 2,
 	IO_CMD_FDSYNC = 3,
 
-	IO_CMD_POLL = 5, /* Never implemented in mainline, see io_prep_poll */
+	IO_CMD_POLL = 5,
 	IO_CMD_NOOP = 6,
 	IO_CMD_PREADV = 7,
 	IO_CMD_PWRITEV = 8,
@@ -236,8 +236,6 @@ static inline void io_prep_pwritev2(struct iocb *iocb, int fd, const struct iove
 	iocb->u.c.offset = offset;
 }
 
-/* Jeff Moyer says this was implemented in Red Hat AS2.1 and RHEL3.
- * AFAICT, it was never in mainline, and should not be used. --RR */
 static inline void io_prep_poll(struct iocb *iocb, int fd, int events)
 {
         memset(iocb, 0, sizeof(*iocb));
-- 
2.14.2