Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
io_uring/zcrx: move io_zcrx_iov_page
We'll need io_zcrx_iov_page at the top to keep offset calculations
closer together, move it there.
Reviewed-by: David Wei <dw@davidwei.uk>
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/575617033a8b84a5985c7eb760b7121efdbe7e56.1745141261.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
authored by
Pavel Begunkov
and committed by
Jens Axboe
a79154ae
37d26edd
+14
-14
+14
-14
io_uring/zcrx.c
+14
-14
io_uring/zcrx.c
···
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return pp->mp_priv;
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}
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+
static inline struct io_zcrx_area *io_zcrx_iov_to_area(const struct net_iov *niov)
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{
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struct net_iov_area *owner = net_iov_owner(niov);
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return container_of(owner, struct io_zcrx_area, nia);
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}
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+
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static inline struct page *io_zcrx_iov_page(const struct net_iov *niov)
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{
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struct io_zcrx_area *area = io_zcrx_iov_to_area(niov);
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return area->pages[net_iov_idx(niov)];
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}
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+
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#define IO_DMA_ATTR (DMA_ATTR_SKIP_CPU_SYNC | DMA_ATTR_WEAK_ORDERING)
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static void __io_zcrx_unmap_area(struct io_zcrx_ifq *ifq,
···
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static const struct memory_provider_ops io_uring_pp_zc_ops;
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static inline struct io_zcrx_area *io_zcrx_iov_to_area(const struct net_iov *niov)
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{
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struct net_iov_area *owner = net_iov_owner(niov);
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return container_of(owner, struct io_zcrx_area, nia);
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}
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static inline atomic_t *io_get_user_counter(struct net_iov *niov)
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{
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struct io_zcrx_area *area = io_zcrx_iov_to_area(niov);
···
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static void io_zcrx_get_niov_uref(struct net_iov *niov)
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{
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atomic_inc(io_get_user_counter(niov));
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}
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static inline struct page *io_zcrx_iov_page(const struct net_iov *niov)
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{
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struct io_zcrx_area *area = io_zcrx_iov_to_area(niov);
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return area->pages[net_iov_idx(niov)];
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}
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static int io_allocate_rbuf_ring(struct io_zcrx_ifq *ifq,