Lines Matching refs:gctx
11587 struct perf_event_context *gctx; in __perf_event_ctx_lock_double() local
11591 gctx = READ_ONCE(group_leader->ctx); in __perf_event_ctx_lock_double()
11592 if (!refcount_inc_not_zero(&gctx->refcount)) { in __perf_event_ctx_lock_double()
11598 mutex_lock_double(&gctx->mutex, &ctx->mutex); in __perf_event_ctx_lock_double()
11600 if (group_leader->ctx != gctx) { in __perf_event_ctx_lock_double()
11602 mutex_unlock(&gctx->mutex); in __perf_event_ctx_lock_double()
11603 put_ctx(gctx); in __perf_event_ctx_lock_double()
11607 return gctx; in __perf_event_ctx_lock_double()
11625 struct perf_event_context *ctx, *gctx; in SYSCALL_DEFINE5() local
11868 gctx = __perf_event_ctx_lock_double(group_leader, ctx); in SYSCALL_DEFINE5()
11870 if (gctx->task == TASK_TOMBSTONE) { in SYSCALL_DEFINE5()
11885 if (gctx != ctx) { in SYSCALL_DEFINE5()
11889 perf_event_ctx_unlock(group_leader, gctx); in SYSCALL_DEFINE5()
11962 put_ctx(gctx); in SYSCALL_DEFINE5()
11966 put_ctx(gctx); in SYSCALL_DEFINE5()
12016 perf_event_ctx_unlock(group_leader, gctx); in SYSCALL_DEFINE5()
12040 perf_event_ctx_unlock(group_leader, gctx); in SYSCALL_DEFINE5()