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authorThomas Zimmermann <tzimmermann@suse.de>2024-02-07 13:01:19 +0100
committerThomas Zimmermann <tzimmermann@suse.de>2024-02-07 13:02:20 +0100
commit0e85f1ae4ac6dae238b0f35232d1aa52e1b6943f (patch)
tree75b387bc359637c15b90ababb1ff073ca68b5bd8 /net/ipv4/tcp.c
parent2c8ba564a42c7418a726367c73d7c88454848fdc (diff)
parentf8e4806e0dfa8796b3d7076a7fe054455a59c38b (diff)
Merge drm/drm-next into drm-misc-next
Backmerging to update drm-misc-next to the state of v6.8-rc3. Also fixes a build problem with xe. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'net/ipv4/tcp.c')
-rw-r--r--net/ipv4/tcp.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 1baa484d2190..7e2481b9eae1 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -722,6 +722,7 @@ void tcp_push(struct sock *sk, int flags, int mss_now,
if (!test_bit(TSQ_THROTTLED, &sk->sk_tsq_flags)) {
NET_INC_STATS(sock_net(sk), LINUX_MIB_TCPAUTOCORKING);
set_bit(TSQ_THROTTLED, &sk->sk_tsq_flags);
+ smp_mb__after_atomic();
}
/* It is possible TX completion already happened
* before we set TSQ_THROTTLED.
@@ -1785,7 +1786,17 @@ static skb_frag_t *skb_advance_to_frag(struct sk_buff *skb, u32 offset_skb,
static bool can_map_frag(const skb_frag_t *frag)
{
- return skb_frag_size(frag) == PAGE_SIZE && !skb_frag_off(frag);
+ struct page *page;
+
+ if (skb_frag_size(frag) != PAGE_SIZE || skb_frag_off(frag))
+ return false;
+
+ page = skb_frag_page(frag);
+
+ if (PageCompound(page) || page->mapping)
+ return false;
+
+ return true;
}
static int find_next_mappable_frag(const skb_frag_t *frag,