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path: root/device/pools.go (follow)
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* conn, device, tun: implement vectorized I/O plumbingJordan Whited2023-03-101-0/+32
| | | | | | | | | | | | | | | | | | | | Accept packet vectors for reading and writing in the tun.Device and conn.Bind interfaces, so that the internal plumbing between these interfaces now passes a vector of packets. Vectors move untouched between these interfaces, i.e. if 128 packets are received from conn.Bind.Read(), 128 packets are passed to tun.Device.Write(). There is no internal buffering. Currently, existing implementations are only adjusted to have vectors of length one. Subsequent patches will improve that. Also, as a related fixup, use the unix and windows packages rather than the syscall package when possible. Co-authored-by: James Tucker <james@tailscale.com> Signed-off-by: James Tucker <james@tailscale.com> Signed-off-by: Jordan Whited <jordan@tailscale.com> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* global: bump copyright yearJason A. Donenfeld2023-02-071-1/+1
| | | | Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* global: bump copyright yearJason A. Donenfeld2022-09-201-1/+1
| | | | Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* all: use Go 1.19 and its atomic typesBrad Fitzpatrick2022-09-041-4/+4
| | | | | Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* all: use any in place of interface{}Josh Bleecher Snyder2022-03-161-6/+6
| | | | | | Enabled by using Go 1.18. A bit less verbose. Signed-off-by: Josh Bleecher Snyder <josh@tailscale.com>
* device: use a waiting sync.Pool instead of a channelJason A. Donenfeld2021-02-021-60/+53
| | | | | | Channels are FIFO which means we have guaranteed cache misses. Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* global: bump copyrightJason A. Donenfeld2021-01-281-1/+1
| | | | Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* all: use ++ to incrementJosh Bleecher Snyder2021-01-071-3/+3
| | | | | | Make the code slightly more idiomatic. No functional changes. Signed-off-by: Josh Bleecher Snyder <josh@tailscale.com>
* device: always name *Queue*Element variables elemJosh Bleecher Snyder2021-01-071-8/+8
| | | | | | | | They're called elem in most places. Rename a few local variables to make it consistent. This makes it easier to grep the code for things like elem.Drop. Signed-off-by: Josh Bleecher Snyder <josh@tailscale.com>
* device: clear pointers when returning elems to poolsJosh Bleecher Snyder2020-12-081-0/+2
| | | | Signed-off-by: Josh Bleecher Snyder <josh@tailscale.com>
* global: update header comments and modulesJason A. Donenfeld2020-05-021-1/+1
| | | | Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
* global: begin modularizationJason A. Donenfeld2019-03-031-0/+89