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[PATCH] splice: comment styles
- capitalize consistently - end sentences in one way or another - update comment text to match the implementation Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Jens Axboe <axboe@suse.de>
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parent
c2058e0611
commit
73d62d83ec
23
fs/splice.c
23
fs/splice.c
@ -92,7 +92,7 @@ static void *page_cache_pipe_buf_map(struct file *file,
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/*
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* Page got truncated/unhashed. This will cause a 0-byte
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* splice, if this is the first page
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* splice, if this is the first page.
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*/
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if (!page->mapping) {
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err = -ENODATA;
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@ -100,7 +100,7 @@ static void *page_cache_pipe_buf_map(struct file *file,
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}
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/*
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* uh oh, read-error from disk
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* Uh oh, read-error from disk.
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*/
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if (!PageUptodate(page)) {
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err = -EIO;
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@ -108,7 +108,7 @@ static void *page_cache_pipe_buf_map(struct file *file,
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}
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/*
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* page is ok afterall, fall through to mapping
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* Page is ok afterall, fall through to mapping.
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*/
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unlock_page(page);
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}
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@ -249,7 +249,7 @@ __generic_file_splice_read(struct file *in, struct pipe_inode_info *pipe,
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nr_pages = PIPE_BUFFERS;
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/*
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* initiate read-ahead on this page range. however, don't call into
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* Initiate read-ahead on this page range. however, don't call into
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* read-ahead if this is a non-zero offset (we are likely doing small
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* chunk splice and the page is already there) for a single page.
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*/
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@ -257,7 +257,7 @@ __generic_file_splice_read(struct file *in, struct pipe_inode_info *pipe,
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do_page_cache_readahead(mapping, in, index, nr_pages);
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/*
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* now fill in the holes
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* Now fill in the holes:
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*/
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error = 0;
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for (i = 0; i < nr_pages; i++, index++) {
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@ -396,10 +396,10 @@ static int pipe_to_sendpage(struct pipe_inode_info *info,
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int more;
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/*
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* sub-optimal, but we are limited by the pipe ->map. we don't
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* Sub-optimal, but we are limited by the pipe ->map. We don't
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* need a kmap'ed buffer here, we just want to make sure we
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* have the page pinned if the pipe page originates from the
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* page cache
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* page cache.
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*/
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ptr = buf->ops->map(file, info, buf);
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if (IS_ERR(ptr))
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@ -460,7 +460,7 @@ static int pipe_to_file(struct pipe_inode_info *info, struct pipe_buffer *buf,
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offset = sd->pos & ~PAGE_CACHE_MASK;
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/*
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* reuse buf page, if SPLICE_F_MOVE is set
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* Reuse buf page, if SPLICE_F_MOVE is set.
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*/
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if (sd->flags & SPLICE_F_MOVE) {
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/*
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@ -501,7 +501,7 @@ static int pipe_to_file(struct pipe_inode_info *info, struct pipe_buffer *buf,
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if (!PageUptodate(page)) {
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/*
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* page got invalidated, repeat
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* Page got invalidated, repeat.
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*/
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if (!page->mapping) {
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unlock_page(page);
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@ -598,6 +598,7 @@ static ssize_t move_from_pipe(struct pipe_inode_info *pipe, struct file *out,
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ret += sd.len;
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buf->offset += sd.len;
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buf->len -= sd.len;
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if (!buf->len) {
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buf->ops = NULL;
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ops->release(pipe, buf);
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@ -681,7 +682,7 @@ generic_file_splice_write(struct pipe_inode_info *pipe, struct file *out,
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ret = move_from_pipe(pipe, out, len, flags, pipe_to_file);
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/*
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* if file or inode is SYNC and we actually wrote some data, sync it
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* If file or inode is SYNC and we actually wrote some data, sync it.
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*/
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if (unlikely((out->f_flags & O_SYNC) || IS_SYNC(mapping->host))
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&& ret > 0) {
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@ -815,7 +816,7 @@ long do_splice_direct(struct file *in, struct file *out, size_t len,
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}
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/*
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* do the splice
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* Do the splice.
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*/
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ret = 0;
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bytes = 0;
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