Add poc of XDPLua #2
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lneto
reviewed
May 31, 2019
net/core/dev.c
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| @@ -4385,6 +4390,7 @@ static u32 netif_receive_generic_xdp(struct sk_buff *skb, | |||
| xdp->rxq = &rxqueue->xdp_rxq; | |||
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| act = bpf_prog_run_xdp(xdp_prog, xdp); | |||
| luaL_dostring(L, "print('hello wolrd')"); | |||
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can we think on a way to include a lua file statically here? perhaps using the C preprocessor.. btw, there's a typo above..
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at least, `#define LUA_SCRIPT "print('hello world')"
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I was previously using a macro for that, will change back
lneto
reviewed
May 31, 2019
| #include "lua.h" | ||
| #include "lauxlib.h" | ||
| #include "lualib.h" | ||
| #include "luadata.h" |
lneto
reviewed
May 31, 2019
| @@ -154,6 +158,7 @@ | |||
| /* This should be increased if a protocol with a bigger head is added. */ | |||
| #define GRO_MAX_HEAD (MAX_HEADER + 128) | |||
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| static lua_State *L; | |||
lneto
reviewed
May 31, 2019
net/core/dev.c
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| @@ -9816,6 +9824,9 @@ static int __init net_dev_init(void) | |||
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| BUG_ON(!dev_boot_phase); | |||
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| L = luaL_newstate(); | |||
| luaL_openlibs(L); | |||
| luaL_requiref(L, "data", luaopen_data, 1); | |||
lneto
reviewed
May 31, 2019
tammela
suggested changes
Jun 4, 2019
net/core/dev.c
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| @@ -9816,6 +9827,10 @@ static int __init net_dev_init(void) | |||
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| BUG_ON(!dev_boot_phase); | |||
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| L = luaL_newstate(); | |||
| luaL_openlibs(L); | |||
| luaL_requiref(L, "data", luaopen_data, 1); | |||
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not needed, you may use require() from the Lua scripts
VictorNogueiraRio
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tammela
suggested changes
Jun 5, 2019
net/core/dev.c
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| @@ -9781,6 +9790,7 @@ static void __net_exit default_device_exit_batch(struct list_head *net_list) | |||
| * will run in the rtnl_unlock() at the end of | |||
| * default_device_exit_batch. | |||
| */ | |||
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Yes, sorry about that. Will remove this in the next fix up
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