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| author | Al Viro <viro@zeniv.linux.org.uk> | 2014-02-09 18:58:52 +0100 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2014-04-02 05:19:34 +0200 |
| commit | 41fc56d573c35a212688b12b48af8c303f9bb6d2 (patch) | |
| tree | 049c1a885b2a67156b94ac9a7da848922966280a /mm | |
| parent | lustre: don't open-code kernel_recvmsg() (diff) | |
| download | linux-41fc56d573c35a212688b12b48af8c303f9bb6d2.tar.xz linux-41fc56d573c35a212688b12b48af8c303f9bb6d2.zip | |
kill the 4th argument of __generic_file_aio_write()
It's always equal to &iocb->ki_pos, where iocb is the value of the 1st
argument.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'mm')
| -rw-r--r-- | mm/filemap.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/mm/filemap.c b/mm/filemap.c index c4730efa5d9e..ce2246dd90de 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -2222,14 +2222,14 @@ EXPORT_SYMBOL(generic_file_buffered_write); * avoid syncing under i_mutex. */ ssize_t __generic_file_aio_write(struct kiocb *iocb, const struct iovec *iov, - unsigned long nr_segs, loff_t *ppos) + unsigned long nr_segs) { struct file *file = iocb->ki_filp; struct address_space * mapping = file->f_mapping; size_t ocount; /* original count */ size_t count; /* after file limit checks */ struct inode *inode = mapping->host; - loff_t pos; + loff_t pos = iocb->ki_pos; ssize_t written; ssize_t err; @@ -2239,7 +2239,6 @@ ssize_t __generic_file_aio_write(struct kiocb *iocb, const struct iovec *iov, return err; count = ocount; - pos = *ppos; /* We can write back this queue in page reclaim */ current->backing_dev_info = mapping->backing_dev_info; @@ -2266,7 +2265,7 @@ ssize_t __generic_file_aio_write(struct kiocb *iocb, const struct iovec *iov, ssize_t written_buffered; written = generic_file_direct_write(iocb, iov, &nr_segs, pos, - ppos, count, ocount); + &iocb->ki_pos, count, ocount); if (written < 0 || written == count) goto out; /* @@ -2276,7 +2275,7 @@ ssize_t __generic_file_aio_write(struct kiocb *iocb, const struct iovec *iov, pos += written; count -= written; written_buffered = generic_file_buffered_write(iocb, iov, - nr_segs, pos, ppos, count, + nr_segs, pos, &iocb->ki_pos, count, written); /* * If generic_file_buffered_write() retuned a synchronous error @@ -2310,7 +2309,7 @@ ssize_t __generic_file_aio_write(struct kiocb *iocb, const struct iovec *iov, } } else { written = generic_file_buffered_write(iocb, iov, nr_segs, - pos, ppos, count, written); + pos, &iocb->ki_pos, count, written); } out: current->backing_dev_info = NULL; @@ -2339,7 +2338,7 @@ ssize_t generic_file_aio_write(struct kiocb *iocb, const struct iovec *iov, BUG_ON(iocb->ki_pos != pos); mutex_lock(&inode->i_mutex); - ret = __generic_file_aio_write(iocb, iov, nr_segs, &iocb->ki_pos); + ret = __generic_file_aio_write(iocb, iov, nr_segs); mutex_unlock(&inode->i_mutex); if (ret > 0) { |