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| author | John Hubbard <jhubbard@nvidia.com> | 2019-09-23 15:35:10 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-09-24 15:54:08 -0700 |
| commit | 1edc97694d0fa95d143e3457be892544e41f794a (patch) | |
| tree | be4c382d4280ad8289d704030ac8b8878e531d41 /net/xdp | |
| parent | 6f553ce498a72d91c1c9361fd49bcf07e17c9703 (diff) | |
| download | linux-1edc97694d0fa95d143e3457be892544e41f794a.tar.gz linux-1edc97694d0fa95d143e3457be892544e41f794a.tar.bz2 linux-1edc97694d0fa95d143e3457be892544e41f794a.zip | |
net/xdp: convert put_page() to put_user_page*()
For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page() or
release_pages().
This is part a tree-wide conversion, as described in fc1d8e7cca2d ("mm:
introduce put_user_page*(), placeholder versions").
Link: http://lkml.kernel.org/r/20190724044537.10458-4-jhubbard@nvidia.com
Signed-off-by: John Hubbard <jhubbard@nvidia.com>
Acked-by: Björn Töpel <bjorn.topel@intel.com>
Cc: Björn Töpel <bjorn.topel@intel.com>
Cc: Magnus Karlsson <magnus.karlsson@intel.com>
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'net/xdp')
| -rw-r--r-- | net/xdp/xdp_umem.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/net/xdp/xdp_umem.c b/net/xdp/xdp_umem.c index 947b8ff0227e..bba3104f128f 100644 --- a/net/xdp/xdp_umem.c +++ b/net/xdp/xdp_umem.c @@ -206,14 +206,7 @@ static int xdp_umem_map_pages(struct xdp_umem *umem) static void xdp_umem_unpin_pages(struct xdp_umem *umem) { - unsigned int i; - - for (i = 0; i < umem->npgs; i++) { - struct page *page = umem->pgs[i]; - - set_page_dirty_lock(page); - put_page(page); - } + put_user_pages_dirty_lock(umem->pgs, umem->npgs, true); kfree(umem->pgs); umem->pgs = NULL; |