修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/include/uapi/linux/capability.h
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@@ -274,6 +274,7 @@
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    arbitrary SCSI commands */
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 /* Allow setting encryption key on loopback filesystem */
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 /* Allow setting zone reclaim policy */
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+/* Allow everything under CAP_BPF and CAP_PERFMON for backward compatibility */
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 #define CAP_SYS_ADMIN        21
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@@ -301,6 +302,7 @@
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 /* Allow more than 64hz interrupts from the real-time clock */
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 /* Override max number of consoles on console allocation */
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 /* Override max number of keymaps */
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+/* Control memory reclaim behavior */
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 #define CAP_SYS_RESOURCE     24
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@@ -330,6 +332,9 @@
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 /* Allow configuration of audit via unicast netlink socket */
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 #define CAP_AUDIT_CONTROL    30
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+
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+/* Set or remove capabilities on files.
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+   Map uid=0 into a child user namespace. */
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 #define CAP_SETFCAP	     31
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@@ -366,8 +371,52 @@
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 #define CAP_AUDIT_READ		37
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+/*
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+ * Allow system performance and observability privileged operations
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+ * using perf_events, i915_perf and other kernel subsystems
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+ */
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-#define CAP_LAST_CAP         CAP_AUDIT_READ
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+#define CAP_PERFMON		38
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+
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+/*
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+ * CAP_BPF allows the following BPF operations:
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+ * - Creating all types of BPF maps
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+ * - Advanced verifier features
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+ *   - Indirect variable access
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+ *   - Bounded loops
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+ *   - BPF to BPF function calls
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+ *   - Scalar precision tracking
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+ *   - Larger complexity limits
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+ *   - Dead code elimination
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+ *   - And potentially other features
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+ * - Loading BPF Type Format (BTF) data
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+ * - Retrieve xlated and JITed code of BPF programs
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+ * - Use bpf_spin_lock() helper
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+ *
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+ * CAP_PERFMON relaxes the verifier checks further:
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+ * - BPF progs can use of pointer-to-integer conversions
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+ * - speculation attack hardening measures are bypassed
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+ * - bpf_probe_read to read arbitrary kernel memory is allowed
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+ * - bpf_trace_printk to print kernel memory is allowed
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+ *
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+ * CAP_SYS_ADMIN is required to use bpf_probe_write_user.
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+ *
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+ * CAP_SYS_ADMIN is required to iterate system wide loaded
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+ * programs, maps, links, BTFs and convert their IDs to file descriptors.
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+ *
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+ * CAP_PERFMON and CAP_BPF are required to load tracing programs.
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+ * CAP_NET_ADMIN and CAP_BPF are required to load networking programs.
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+ */
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+#define CAP_BPF			39
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+
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+
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+/* Allow checkpoint/restore related operations */
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+/* Allow PID selection during clone3() */
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+/* Allow writing to ns_last_pid */
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+
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+#define CAP_CHECKPOINT_RESTORE	40
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+
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+#define CAP_LAST_CAP         CAP_CHECKPOINT_RESTORE
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 #define cap_valid(x) ((x) >= 0 && (x) <= CAP_LAST_CAP)
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@@ -376,7 +425,7 @@
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  */
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 #define CAP_TO_INDEX(x)     ((x) >> 5)        /* 1 << 5 == bits in __u32 */
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-#define CAP_TO_MASK(x)      (1 << ((x) & 31)) /* mask for indexed __u32 */
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+#define CAP_TO_MASK(x)      (1U << ((x) & 31)) /* mask for indexed __u32 */
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 #endif /* _UAPI_LINUX_CAPABILITY_H */