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author | Al Viro <viro@zeniv.linux.org.uk> | 2014-02-04 14:19:48 -0500 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2014-04-01 23:19:24 -0400 |
commit | 0165e8100be3b2b81f747ebc25418656404c61b8 (patch) | |
tree | ded80e25ecffa6228fcc3ce7b16c036916c10457 | |
parent | 7f25bba819a38ab7310024a9350655f374707e20 (diff) | |
download | lwn-0165e8100be3b2b81f747ebc25418656404c61b8.tar.gz lwn-0165e8100be3b2b81f747ebc25418656404c61b8.zip |
fold cifs_iovec_read() into its (only) caller
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
-rw-r--r-- | fs/cifs/file.c | 27 |
1 files changed, 9 insertions, 18 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c index ad63e4740aff..3443b8f8e1c0 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -2808,14 +2808,14 @@ cifs_uncached_read_into_pages(struct TCP_Server_Info *server, return total_read > 0 ? total_read : result; } -static ssize_t -cifs_iovec_read(struct file *file, const struct iovec *iov, - unsigned long nr_segs, loff_t *poffset) +ssize_t cifs_user_readv(struct kiocb *iocb, const struct iovec *iov, + unsigned long nr_segs, loff_t pos) { + struct file *file = iocb->ki_filp; ssize_t rc; size_t len, cur_len; ssize_t total_read = 0; - loff_t offset = *poffset; + loff_t offset = pos; unsigned int npages; struct cifs_sb_info *cifs_sb; struct cifs_tcon *tcon; @@ -2919,25 +2919,16 @@ error: total_read = len - iov_iter_count(&to); cifs_stats_bytes_read(tcon, total_read); - *poffset += total_read; /* mask nodata case */ if (rc == -ENODATA) rc = 0; - return total_read ? total_read : rc; -} - -ssize_t cifs_user_readv(struct kiocb *iocb, const struct iovec *iov, - unsigned long nr_segs, loff_t pos) -{ - ssize_t read; - - read = cifs_iovec_read(iocb->ki_filp, iov, nr_segs, &pos); - if (read > 0) - iocb->ki_pos = pos; - - return read; + if (total_read) { + iocb->ki_pos = pos + total_read; + return total_read; + } + return rc; } ssize_t |