diff options
Diffstat (limited to 'tools/perf/examples/bpf/sys_enter_openat.c')
-rw-r--r-- | tools/perf/examples/bpf/sys_enter_openat.c | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/tools/perf/examples/bpf/sys_enter_openat.c b/tools/perf/examples/bpf/sys_enter_openat.c deleted file mode 100644 index c4481c390d23..000000000000 --- a/tools/perf/examples/bpf/sys_enter_openat.c +++ /dev/null @@ -1,33 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * Hook into 'openat' syscall entry tracepoint - * - * Test it with: - * - * perf trace -e tools/perf/examples/bpf/sys_enter_openat.c cat /etc/passwd > /dev/null - * - * It'll catch some openat syscalls related to the dynamic linked and - * the last one should be the one for '/etc/passwd'. - * - * The syscall_enter_openat_args can be used to get the syscall fields - * and use them for filtering calls, i.e. use in expressions for - * the return value. - */ - -#include <bpf/bpf.h> - -struct syscall_enter_openat_args { - unsigned long long unused; - long syscall_nr; - long dfd; - char *filename_ptr; - long flags; - long mode; -}; - -int syscall_enter(openat)(struct syscall_enter_openat_args *args) -{ - return 1; -} - -license(GPL); |