From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jens Axboe Subject: [PATCH 3/7] direct-io: add support for write stream IDs Date: Wed, 25 Mar 2015 09:07:46 -0600 Message-ID: <1427296070-8472-4-git-send-email-axboe@fb.com> References: <1427296070-8472-1-git-send-email-axboe@fb.com> Mime-Version: 1.0 Content-Type: text/plain Cc: , , Jens Axboe To: , Return-path: In-Reply-To: <1427296070-8472-1-git-send-email-axboe@fb.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org Get the streamid from the file, if any, and set it on the bio. Signed-off-by: Jens Axboe --- fs/direct-io.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/fs/direct-io.c b/fs/direct-io.c index e181b6b2e297..3ec57abb524f 100644 --- a/fs/direct-io.c +++ b/fs/direct-io.c @@ -77,6 +77,7 @@ struct dio_submit { int reap_counter; /* rate limit reaping */ sector_t final_block_in_request;/* doesn't change */ int boundary; /* prev block is at a boundary */ + int streamid; /* Write stream ID */ get_block_t *get_block; /* block mapping function */ dio_submit_t *submit_io; /* IO submition function */ @@ -372,6 +373,8 @@ dio_bio_alloc(struct dio *dio, struct dio_submit *sdio, sdio->bio = bio; sdio->logical_offset_in_bio = sdio->cur_page_fs_offset; + + bio_set_streamid(bio, sdio->streamid); } /* @@ -1205,6 +1208,7 @@ do_blockdev_direct_IO(int rw, struct kiocb *iocb, struct inode *inode, sdio.blkbits = blkbits; sdio.blkfactor = i_blkbits - blkbits; sdio.block_in_file = offset >> blkbits; + sdio.streamid = file_streamid(iocb->ki_filp); sdio.get_block = get_block; dio->end_io = end_io; -- 1.9.1