From b5e376ea8b20d5d0b48871d2c05916d69da4e604 Mon Sep 17 00:00:00 2001 From: Mike Marshall Date: Fri, 11 Dec 2015 10:50:42 -0500 Subject: Orangefs: improve comments Signed-off-by: Mike Marshall --- fs/orangefs/orangefs-bufmap.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) (limited to 'fs/orangefs/orangefs-bufmap.c') diff --git a/fs/orangefs/orangefs-bufmap.c b/fs/orangefs/orangefs-bufmap.c index c5368d852ee2..f7cd18a2a73b 100644 --- a/fs/orangefs/orangefs-bufmap.c +++ b/fs/orangefs/orangefs-bufmap.c @@ -499,6 +499,10 @@ void readdir_index_put(struct orangefs_bufmap *bufmap, int buffer_index) orangefs_bufmap_unref(bufmap); } +/* + * we've been handed an iovec, we need to copy it to + * the shared memory descriptor at "buffer_index". + */ int orangefs_bufmap_copy_from_iovec(struct orangefs_bufmap *bufmap, struct iov_iter *iter, int buffer_index, @@ -527,9 +531,8 @@ int orangefs_bufmap_copy_from_iovec(struct orangefs_bufmap *bufmap, } /* - * Iterate through the array of pages containing the bytes from - * a file being read. - * + * we've been handed an iovec, we need to fill it from + * the shared memory descriptor at "buffer_index". */ int orangefs_bufmap_copy_to_iovec(struct orangefs_bufmap *bufmap, struct iov_iter *iter, -- cgit v1.2.3