Re: [PATCH net-next] sock: remove one redundant SKB_FRAG_PAGE_ORDER macro
flat view
From: Jason Wang <hidden>
Date: 2021-08-26 03:30:31
Also in:
kvm, lkml, netdev
On Thu, Aug 26, 2021 at 10:51 AM Yunsheng Lin [off-list ref] wrote:
Both SKB_FRAG_PAGE_ORDER are defined to the same value in net/core/sock.c and drivers/vhost/net.c. Move the SKB_FRAG_PAGE_ORDER definition to net/core/sock.h, as both net/core/sock.c and drivers/vhost/net.c include it, and it seems a reasonable file to put the macro. Signed-off-by: Yunsheng Lin <redacted> ---
Acked-by: Jason Wang <redacted>
quoted hunk
drivers/vhost/net.c | 2 -- include/net/sock.h | 1 + net/core/sock.c | 1 - 3 files changed, 1 insertion(+), 3 deletions(-)diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c index 6414bd5..3a249ee 100644 --- a/drivers/vhost/net.c +++ b/drivers/vhost/net.c@@ -643,8 +643,6 @@ static bool tx_can_batch(struct vhost_virtqueue *vq, size_t total_len) !vhost_vq_avail_empty(vq->dev, vq); } -#define SKB_FRAG_PAGE_ORDER get_order(32768) - static bool vhost_net_page_frag_refill(struct vhost_net *net, unsigned int sz, struct page_frag *pfrag, gfp_t gfp) {diff --git a/include/net/sock.h b/include/net/sock.h index 95b2577..66a9a90 100644 --- a/include/net/sock.h +++ b/include/net/sock.h@@ -2717,6 +2717,7 @@ extern int sysctl_optmem_max; extern __u32 sysctl_wmem_default; extern __u32 sysctl_rmem_default; +#define SKB_FRAG_PAGE_ORDER get_order(32768) DECLARE_STATIC_KEY_FALSE(net_high_order_alloc_disable_key); static inline int sk_get_wmem0(const struct sock *sk, const struct proto *proto)diff --git a/net/core/sock.c b/net/core/sock.c index 950f1e7..62627e8 100644 --- a/net/core/sock.c +++ b/net/core/sock.c@@ -2574,7 +2574,6 @@ static void sk_leave_memory_pressure(struct sock *sk) } } -#define SKB_FRAG_PAGE_ORDER get_order(32768) DEFINE_STATIC_KEY_FALSE(net_high_order_alloc_disable_key); /** --2.7.4
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