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WIP: rebase fork onto upstream/main (v1.103.0) #15

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codinget wants to merge 670 commits from webnet into save/webnet-2026-07-29
pull from: webnet
merge into: :save/webnet-2026-07-29
Conversation 1 Commits 670 Files Changed 994
+10 -4
1 changed files with 10 additions and 4 deletions
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Showing only changes of commit dea49bb4da - Show all commits
net/batching/conn_linux.go
+10 -4
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@@ -20,6 +20,7 @@ import (
"golang.org/x/net/ipv4"
"golang.org/x/net/ipv6"
"golang.org/x/sys/unix"
"tailscale.com/envknob"
"tailscale.com/hostinfo"
"tailscale.com/net/neterror"
"tailscale.com/net/packet"
@@ -433,10 +434,15 @@ func tryEnableUDPOffload(pconn nettype.PacketConn) (hasTX bool, hasRX bool) {
return
}
err = rc.Control(func(fd uintptr) {
_, errSyscall := syscall.GetsockoptInt(int(fd), unix.IPPROTO_UDP, unix.UDP_SEGMENT)
hasTX = errSyscall == nil
errSyscall = syscall.SetsockoptInt(int(fd), unix.IPPROTO_UDP, unix.UDP_GRO, 1)
hasRX = errSyscall == nil
var errSyscall error
if !envknob.Bool("TS_DEBUG_DISABLE_UDP_GSO") {
_, errSyscall = syscall.GetsockoptInt(int(fd), unix.IPPROTO_UDP, unix.UDP_SEGMENT)
hasTX = errSyscall == nil
}
if !envknob.Bool("TS_DEBUG_DISABLE_UDP_GRO") {
errSyscall = syscall.SetsockoptInt(int(fd), unix.IPPROTO_UDP, unix.UDP_GRO, 1)
hasRX = errSyscall == nil
}
})
if err != nil {
return false, false