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authorMichal Luczaj <mhal@rbox.co>2025-07-02 15:38:07 +0200
committerJakub Kicinski <kuba@kernel.org>2025-07-08 08:37:14 -0700
commit1024f1207161bd1c9e3460d4ca94ab8f4f48519a (patch)
tree73c6cc0097236b1015f66a771c04e2e1deaca7fb
parentnet: Use of_reserved_mem_region_to_resource{_byname}() for "memory-region" (diff)
downloadlinux-1024f1207161bd1c9e3460d4ca94ab8f4f48519a.tar.gz
linux-1024f1207161bd1c9e3460d4ca94ab8f4f48519a.zip
net: splice: Drop unused @pipe
Since commit 41c73a0d44c9 ("net: speedup skb_splice_bits()"), __splice_segment() and spd_fill_page() do not use the @pipe argument. Drop it. While adapting the callers, move one line to enforce reverse xmas tree order. No functional change intended. Reviewed-by: Simon Horman <horms@kernel.org> Signed-off-by: Michal Luczaj <mhal@rbox.co> Link: https://patch.msgid.link/20250702-splice-drop-unused-v3-1-55f68b60d2b7@rbox.co Signed-off-by: Jakub Kicinski <kuba@kernel.org>
-rw-r--r--net/core/skbuff.c18
1 files changed, 7 insertions, 11 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index d6420b74ea9c..ae0f1aae3c91 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -3060,10 +3060,8 @@ static bool spd_can_coalesce(const struct splice_pipe_desc *spd,
/*
* Fill page/offset/length into spd, if it can hold more pages.
*/
-static bool spd_fill_page(struct splice_pipe_desc *spd,
- struct pipe_inode_info *pipe, struct page *page,
- unsigned int *len, unsigned int offset,
- bool linear,
+static bool spd_fill_page(struct splice_pipe_desc *spd, struct page *page,
+ unsigned int *len, unsigned int offset, bool linear,
struct sock *sk)
{
if (unlikely(spd->nr_pages == MAX_SKB_FRAGS))
@@ -3091,8 +3089,7 @@ static bool __splice_segment(struct page *page, unsigned int poff,
unsigned int plen, unsigned int *off,
unsigned int *len,
struct splice_pipe_desc *spd, bool linear,
- struct sock *sk,
- struct pipe_inode_info *pipe)
+ struct sock *sk)
{
if (!*len)
return true;
@@ -3111,8 +3108,7 @@ static bool __splice_segment(struct page *page, unsigned int poff,
do {
unsigned int flen = min(*len, plen);
- if (spd_fill_page(spd, pipe, page, &flen, poff,
- linear, sk))
+ if (spd_fill_page(spd, page, &flen, poff, linear, sk))
return true;
poff += flen;
plen -= flen;
@@ -3130,8 +3126,8 @@ static bool __skb_splice_bits(struct sk_buff *skb, struct pipe_inode_info *pipe,
unsigned int *offset, unsigned int *len,
struct splice_pipe_desc *spd, struct sock *sk)
{
- int seg;
struct sk_buff *iter;
+ int seg;
/* map the linear part :
* If skb->head_frag is set, this 'linear' part is backed by a
@@ -3143,7 +3139,7 @@ static bool __skb_splice_bits(struct sk_buff *skb, struct pipe_inode_info *pipe,
skb_headlen(skb),
offset, len, spd,
skb_head_is_locked(skb),
- sk, pipe))
+ sk))
return true;
/*
@@ -3160,7 +3156,7 @@ static bool __skb_splice_bits(struct sk_buff *skb, struct pipe_inode_info *pipe,
if (__splice_segment(skb_frag_page(f),
skb_frag_off(f), skb_frag_size(f),
- offset, len, spd, false, sk, pipe))
+ offset, len, spd, false, sk))
return true;
}