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| author | Grant Likely <grant.likely@secretlab.ca> | 2012-02-28 13:48:58 -0600 |
|---|---|---|
| committer | Grant Likely <grant.likely@secretlab.ca> | 2012-02-28 13:48:58 -0600 |
| commit | b3950d50cfc343b3e7dc5c69c96a61b182fd1e37 (patch) | |
| tree | d54affae2b1e25464493b48aa88cd8d6b4770812 /mm/filemap.c | |
| parent | daefd89efc279b142bbb054577c2d706da211723 (diff) | |
| parent | 280ad7fda5f95211857fda38960f2b6fdf6edd3e (diff) | |
| download | olio-linux-3.10-b3950d50cfc343b3e7dc5c69c96a61b182fd1e37.tar.xz olio-linux-3.10-b3950d50cfc343b3e7dc5c69c96a61b182fd1e37.zip | |
Merge branch 'irqdomain/next' into gpio/next
Diffstat (limited to 'mm/filemap.c')
| -rw-r--r-- | mm/filemap.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/filemap.c b/mm/filemap.c index 97f49ed35bd..b66275757c2 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1400,15 +1400,12 @@ generic_file_aio_read(struct kiocb *iocb, const struct iovec *iov, unsigned long seg = 0; size_t count; loff_t *ppos = &iocb->ki_pos; - struct blk_plug plug; count = 0; retval = generic_segment_checks(iov, &nr_segs, &count, VERIFY_WRITE); if (retval) return retval; - blk_start_plug(&plug); - /* coalesce the iovecs and go direct-to-BIO for O_DIRECT */ if (filp->f_flags & O_DIRECT) { loff_t size; @@ -1424,8 +1421,12 @@ generic_file_aio_read(struct kiocb *iocb, const struct iovec *iov, retval = filemap_write_and_wait_range(mapping, pos, pos + iov_length(iov, nr_segs) - 1); if (!retval) { + struct blk_plug plug; + + blk_start_plug(&plug); retval = mapping->a_ops->direct_IO(READ, iocb, iov, pos, nr_segs); + blk_finish_plug(&plug); } if (retval > 0) { *ppos = pos + retval; @@ -1481,7 +1482,6 @@ generic_file_aio_read(struct kiocb *iocb, const struct iovec *iov, break; } out: - blk_finish_plug(&plug); return retval; } EXPORT_SYMBOL(generic_file_aio_read); |