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util: introduce virbpf helpers

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In order to implement devices controller with cgroup v2 we need to
add support for BPF programs, cgroup v2 doesn't have devices controller.

This introduces required helpers wrapping linux syscalls.

Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Pavel Hrdina
2019-09-09 09:37:32 +02:00
parent 9e4445ebc3
commit 07946d6e39
8 changed files with 718 additions and 0 deletions
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include/libvirt/virterror.h
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@@ -135,6 +135,7 @@ typedef enum {
VIR_FROM_DOMAIN_CHECKPOINT = 69, /* Error from domain checkpoint */
VIR_FROM_TPM = 70, /* Error from TPM */
VIR_FROM_BPF = 71, /* Error from BPF code */
# ifdef VIR_ENUM_SENTINELS
VIR_ERR_DOMAIN_LAST