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| author |   Joonsoo Kim <iamjoonsoo.kim@lge.com> | 2016-05-19 17:10:46 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2016-05-19 19:12:14 -0700 |
| commit | 6d061f9f6136d477932088c24ce155d7dc785746 (patch) | |
| tree | 826ccf493e5a9688bcb363fdc9c68705bf5ece1a /net/wireless | |
| parent | mm/slub.c: fix sysfs filename in comment (diff) | |
| download | linux-dev-6d061f9f6136d477932088c24ce155d7dc785746.tar.xz linux-dev-6d061f9f6136d477932088c24ce155d7dc785746.zip | |
mm/page_ref: use page_ref helper instead of direct modification of _count
page_reference manipulation functions are introduced to track down
reference count change of the page. Use it instead of direct
modification of _count.
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Hugh Dickins <hughd@google.com>
Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Sunil Goutham <sgoutham@cavium.com>
Cc: Chris Metcalf <cmetcalf@mellanox.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'net/wireless')
| -rw-r--r-- | net/wireless/util.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/wireless/util.c b/net/wireless/util.c index 219bd197039e..4e809e978b7d 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -651,7 +651,7 @@ __frame_add_frag(struct sk_buff *skb, struct page *page, struct skb_shared_info *sh = skb_shinfo(skb); int page_offset; - atomic_inc(&page->_count); + page_ref_inc(page); page_offset = ptr - page_address(page); skb_add_rx_frag(skb, sh->nr_frags, page, page_offset, len, size); } |