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BPF With Linux 6.18 To Support Signed Programs & Deferred Task Execution
Queued this week into the BPF subsystem's 'bpf-next' Git branch ahead of the Linux 6.18 merge window are some exciting feature additions.
Queued this week into the BPF subsystem's "bpf-next" Git branch ahead of the Linux 6.18 merge window are some exciting feature additions. Signing also paves the way for allowing unrivileged users to load vetted BPF programs and helps in adhering to the principle of least privlege by avoiding unnecessary elevation of privileges to CAP_BPF and CAP_SYS_ADMIN (of course, with the appropriate security policy active)." That contribution from Meta/Facebook is described as:"This patch introduces a new mechanism for BPF programs to schedule deferred execution in the context of a specific task using the kernel’s task_work infrastructure.
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