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| author | Alex Elder <elder@inktank.com> | 2013-02-06 20:11:38 +0100 |
|---|---|---|
| committer | Alex Elder <elder@inktank.com> | 2013-02-20 02:14:05 +0100 |
| commit | 903bb32e890237ca43ab847e561e5377cfe0fdb3 (patch) | |
| tree | a2327dd33fe66cd73b30e298b91829b28a05ea7c /net | |
| parent | rbd: ignore result of ceph_copy_from_page_vector() (diff) | |
| download | linux-903bb32e890237ca43ab847e561e5377cfe0fdb3.tar.xz linux-903bb32e890237ca43ab847e561e5377cfe0fdb3.zip | |
libceph: drop return value from page vector copy routines
The return values provided for ceph_copy_to_page_vector() and
ceph_copy_from_page_vector() serve no purpose, so get rid of them.
Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ceph/pagevec.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/net/ceph/pagevec.c b/net/ceph/pagevec.c index 5b20be979c19..815a2249cfa9 100644 --- a/net/ceph/pagevec.c +++ b/net/ceph/pagevec.c @@ -118,17 +118,17 @@ int ceph_copy_user_to_page_vector(struct page **pages, } EXPORT_SYMBOL(ceph_copy_user_to_page_vector); -int ceph_copy_to_page_vector(struct page **pages, +void ceph_copy_to_page_vector(struct page **pages, const void *data, loff_t off, size_t len) { int i = 0; size_t po = off & ~PAGE_CACHE_MASK; size_t left = len; - size_t l; while (left > 0) { - l = min_t(size_t, PAGE_CACHE_SIZE-po, left); + size_t l = min_t(size_t, PAGE_CACHE_SIZE-po, left); + memcpy(page_address(pages[i]) + po, data, l); data += l; left -= l; @@ -138,21 +138,20 @@ int ceph_copy_to_page_vector(struct page **pages, i++; } } - return len; } EXPORT_SYMBOL(ceph_copy_to_page_vector); -int ceph_copy_from_page_vector(struct page **pages, +void ceph_copy_from_page_vector(struct page **pages, void *data, loff_t off, size_t len) { int i = 0; size_t po = off & ~PAGE_CACHE_MASK; size_t left = len; - size_t l; while (left > 0) { - l = min_t(size_t, PAGE_CACHE_SIZE-po, left); + size_t l = min_t(size_t, PAGE_CACHE_SIZE-po, left); + memcpy(data, page_address(pages[i]) + po, l); data += l; left -= l; @@ -162,7 +161,6 @@ int ceph_copy_from_page_vector(struct page **pages, i++; } } - return len; } EXPORT_SYMBOL(ceph_copy_from_page_vector); |