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authorMatthew Wilcox (Oracle) <willy@infradead.org>2023-08-16 18:11:49 +0300
committerAndrew Morton <akpm@linux-foundation.org>2023-08-22 00:28:42 +0300
commit99a9e0b83ab9955e604397717b82267feb021df3 (patch)
treec97ba89646ff2ab170b6c430f58df1cbab1b6b08 /io_uring/kbuf.c
parente5013f11c6c92f58134418d7caf3098c13413c4c (diff)
downloadlinux-99a9e0b83ab9955e604397717b82267feb021df3.tar.xz
io_uring: stop calling free_compound_page()
Patch series "Remove _folio_dtor and _folio_order", v2. This patch (of 13): folio_put() is the standard way to write this, and it's not appreciably slower. This is an enabling patch for removing free_compound_page() entirely. Link: https://lkml.kernel.org/r/20230816151201.3655946-1-willy@infradead.org Link: https://lkml.kernel.org/r/20230816151201.3655946-2-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Reviewed-by: David Hildenbrand <david@redhat.com> Reviewed-by: Jens Axboe <axboe@kernel.dk> Cc: Sidhartha Kumar <sidhartha.kumar@oracle.com> Cc: Yanteng Si <siyanteng@loongson.cn> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'io_uring/kbuf.c')
-rw-r--r--io_uring/kbuf.c6
1 files changed, 1 insertions, 5 deletions
diff --git a/io_uring/kbuf.c b/io_uring/kbuf.c
index 2f0181521c98..556f4df25b0f 100644
--- a/io_uring/kbuf.c
+++ b/io_uring/kbuf.c
@@ -218,11 +218,7 @@ static int __io_remove_buffers(struct io_ring_ctx *ctx,
if (bl->is_mapped) {
i = bl->buf_ring->tail - bl->head;
if (bl->is_mmap) {
- struct page *page;
-
- page = virt_to_head_page(bl->buf_ring);
- if (put_page_testzero(page))
- free_compound_page(page);
+ folio_put(virt_to_folio(bl->buf_ring));
bl->buf_ring = NULL;
bl->is_mmap = 0;
} else if (bl->buf_nr_pages) {