Messages in this thread Patch in this message | | | From | Leo Yan <> | Subject | [PATCH bpf-next] bpf: Allow bpf_jit_enable = 2 with BPF_JIT_ALWAYS_ON config | Date | Wed, 25 Apr 2018 16:18:42 +0800 |
| |
After enabled BPF_JIT_ALWAYS_ON config, bpf_jit_enable always equals to 1; it is impossible to set 'bpf_jit_enable = 2' and the kernel has no chance to call bpf_jit_dump().
This patch relaxes bpf_jit_enable range to [1..2] when kernel config BPF_JIT_ALWAYS_ON is enabled so can invoke jit dump.
Signed-off-by: Leo Yan <leo.yan@linaro.org> --- net/core/sysctl_net_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c index b1a2c5e..6a39b22 100644 --- a/net/core/sysctl_net_core.c +++ b/net/core/sysctl_net_core.c @@ -371,7 +371,7 @@ static int proc_dointvec_minmax_bpf_enable(struct ctl_table *table, int write, .proc_handler = proc_dointvec_minmax_bpf_enable, # ifdef CONFIG_BPF_JIT_ALWAYS_ON .extra1 = &one, - .extra2 = &one, + .extra2 = &two, # else .extra1 = &zero, .extra2 = &two, -- 1.9.1
| |