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Diffstat (limited to 'lib/runtime_tools/examples/efile_drv.d')
-rw-r--r-- | lib/runtime_tools/examples/efile_drv.d | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/lib/runtime_tools/examples/efile_drv.d b/lib/runtime_tools/examples/efile_drv.d new file mode 100644 index 0000000000..2442222552 --- /dev/null +++ b/lib/runtime_tools/examples/efile_drv.d @@ -0,0 +1,104 @@ +/* example usage: dtrace -q -s /path/to/efile_drv.d */ +/* + * %CopyrightBegin% + * + * Copyright Scott Lystig Fritchie 2011-2012. All Rights Reserved. + * + * The contents of this file are subject to the Erlang Public License, + * Version 1.1, (the "License"); you may not use this file except in + * compliance with the License. You should have received a copy of the + * Erlang Public License along with this software. If not, it can be + * retrieved online at http://www.erlang.org/. + * + * Software distributed under the License is distributed on an "AS IS" + * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See + * the License for the specific language governing rights and limitations + * under the License. + * + * %CopyrightEnd% + */ + +BEGIN +{ + op_map[1] = "OPEN"; + op_map[2] = "READ"; + op_map[3] = "LSEEK"; + op_map[4] = "WRITE"; + op_map[5] = "FSTAT"; + op_map[6] = "PWD"; + op_map[7] = "READDIR"; + op_map[8] = "CHDIR"; + op_map[9] = "FSYNC"; + op_map[10] = "MKDIR"; + op_map[11] = "DELETE"; + op_map[12] = "RENAME"; + op_map[13] = "RMDIR"; + op_map[14] = "TRUNCATE"; + op_map[15] = "READ_FILE"; + op_map[16] = "WRITE_INFO"; + op_map[19] = "LSTAT"; + op_map[20] = "READLINK"; + op_map[21] = "LINK"; + op_map[22] = "SYMLINK"; + op_map[23] = "CLOSE"; + op_map[24] = "PWRITEV"; + op_map[25] = "PREADV"; + op_map[26] = "SETOPT"; + op_map[27] = "IPREAD"; + op_map[28] = "ALTNAME"; + op_map[29] = "READ_LINE"; + op_map[30] = "FDATASYNC"; + op_map[31] = "FADVISE"; +} + +erlang*:::aio_pool-add +{ + printf("async I/O pool port %s queue len %d\n", copyinstr(arg0), arg1); +} + +erlang*:::aio_pool-get +{ + printf("async I/O pool port %s queue len %d\n", copyinstr(arg0), arg1); +} + +erlang*:::efile_drv-entry +{ + printf("efile_drv enter tag={%d,%d} %s%s | %s (%d) | args: %s %s , %d %d (port %s)\n", + arg0, arg1, + arg2 == NULL ? "" : "user tag ", + arg2 == NULL ? "" : copyinstr(arg2), + op_map[arg3], arg3, + arg4 == NULL ? "" : copyinstr(arg4), + arg5 == NULL ? "" : copyinstr(arg5), arg6, arg7, + /* NOTE: port name in args[10] is experimental */ + (args[10] == NULL) ? + "?" : copyinstr((user_addr_t) args[10])); +} + +erlang*:::efile_drv-int* +{ + printf("async I/O worker tag={%d,%d} | %s (%d) | %s\n", + arg0, arg1, op_map[arg2], arg2, probename); +} + +/* efile_drv-return error case */ +erlang*:::efile_drv-return +/arg4 == 0/ +{ + printf("efile_drv return tag={%d,%d} %s%s | %s (%d) | errno %d\n", + arg0, arg1, + arg2 == NULL ? "" : "user tag ", + arg2 == NULL ? "" : copyinstr(arg2), + op_map[arg3], arg3, + arg5); +} + +/* efile_drv-return success case */ +erlang*:::efile_drv-return +/arg4 != 0/ +{ + printf("efile_drv return tag={%d,%d} %s | %s (%d) ok\n", + arg0, arg1, + arg2 == NULL ? "" : copyinstr(arg2), + op_map[arg3], arg3); +} |