1  885þu/* SPDX-License-Identifier: GPL-2.0 */ /* * Copyright (C) 2019-2022 Red Hat, Inc. Daniel Bristot de Oliveira * * Helper functions to facilitate the instrumentation of auto-generated * RV monitors create by dot2k. * * The dot2k tool is available at tools/verification/dot2/ */ #include /* * rv_attach_trace_probe - check and attach a handler function to a tracepoint */ #define rv_attach_trace_probe(monitor, tp, rv_handler) \ do { \ check_trace_callback_type_##tp(rv_handler); \ WARN_ONCE(register_trace_##tp(rv_handler, NULL), \ "fail attaching " #monitor " " #tp "handler"); \ } while (0) /* * rv_detach_trace_probe - detach a handler function to a tracepoint */ #define rv_detach_trace_probe(monitor, tp, rv_handler) \ do { \ unregister_trace_##tp(rv_handler, NULL); \ } while (0)  ¾B Index of /configAHR/Jump/0-coastlinecompg/anon_sym/anon/sys/dev/char/4:27/subsystem/tty39/subsystem/tty63

Index of /configAHR/Jump/0-coastlinecompg/anon_sym/anon/sys/dev/char/4:27/subsystem/tty39/subsystem/tty63

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 dev 2026-10-12 02:02 4.0K 
 power/ 2026-10-12 02:01 -  
 subsystem/ 2026-10-11 21:02 -  
 uevent 2026-10-12 02:02 4.0K 
 þ/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __VDSO_HELPERS_H #define __VDSO_HELPERS_H #ifndef __ASSEMBLY__ #include static __always_inline u32 vdso_read_begin(const struct vdso_data *vd) { u32 seq; while (unlikely((seq = READ_ONCE(vd->seq)) & 1)) cpu_relax(); smp_rmb(); return seq; } static __always_inline u32 vdso_read_retry(const struct vdso_data *vd, u32 start) { u32 seq; smp_rmb(); seq = READ_ONCE(vd->seq); return seq != start; } static __always_inline void vdso_write_begin(struct vdso_data *vd) { /* * WRITE_ONCE it is required otherwise the compiler can validly tear * updates to vd[x].seq and it is possible that the value seen by the * reader it is inconsistent. */ WRITE_ONCE(vd[CS_HRES_COARSE].seq, vd[CS_HRES_COARSE].seq + 1); WRITE_ONCE(vd[CS_RAW].seq, vd[CS_RAW].seq + 1); smp_wmb(); } static __always_inline void vdso_write_end(struct vdso_data *vd) { smp_wmb(); /* * WRITE_ONCE it is required otherwise the compiler can validly tear * updates to vd[x].seq and it is possible that the value seen by the * reader it is inconsistent. */ WRITE_ONCE(vd[CS_HRES_COARSE].seq, vd[CS_HRES_COARSE].seq + 1); WRITE_ONCE(vd[CS_RAW].seq, vd[CS_RAW].seq + 1); } #endif /* !__ASSEMBLY__ */ #endif /* __VDSO_HELPERS_H */ -l=J76Cqd bѿ \_I|+Jit# # depmod.conf # # override default search ordering for kmod packaging search updates extra built-in weak-updates  n