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| From: | Adam Carter <adamcarter3@×××××.com> | ||
|---|---|---|---|
| To: | gentoo-user@l.g.o | ||
| Subject: | Re: [gentoo-user] Re: Expect a ~15% average slowdown if you use an Intel processor | ||
| Date: | Sat, 06 Jan 2018 00:26:51 | ||
| Message-Id: | CAC=wYCEvh8PHMzZpAjBzAK3fpf4-b1XfmennTVpTA1eK6+uEPw@mail.gmail.com | ||
| In Reply to: | Re: [gentoo-user] Re: Expect a ~15% average slowdown if you use an Intel processor by Peter Humphrey |
||
| 1 | > |
| 2 | > > So, HAVE_EBPF_JIT=y just means that BPF JIT _can_ be done on x86. There |
| 3 | > > is a separate BPF_JIT setting to actually enable it. |
| 4 | > |
| 5 | > Well, that doesn't seem to be present here. Just the HAVE_ symbol. |
| 6 | |
| 7 | |
| 8 | Careful, there's BPF and EBPF. |
| 9 | |
| 10 | $ zgrep BPF /proc/config.gz |
| 11 | CONFIG_CGROUP_BPF=y |
| 12 | CONFIG_BPF=y |
| 13 | CONFIG_BPF_SYSCALL=y |
| 14 | # CONFIG_NETFILTER_XT_MATCH_BPF is not set |
| 15 | # CONFIG_NET_CLS_BPF is not set |
| 16 | # CONFIG_NET_ACT_BPF is not set |
| 17 | # CONFIG_BPF_JIT is not set |
| 18 | # CONFIG_BPF_STREAM_PARSER is not set |
| 19 | CONFIG_HAVE_EBPF_JIT=y |
| 20 | # CONFIG_TEST_BPF is not set |
| Subject | Author |
|---|---|
| Re: [gentoo-user] Re: Expect a ~15% average slowdown if you use an Intel processor | Rich Freeman <rich0@g.o> |
| Re: [gentoo-user] Re: Expect a ~15% average slowdown if you use an Intel processor | Walter Dnes <waltdnes@××××××××.org> |