SystemTap Tapset リファレンス

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books        Desktop   documentation  drafts  mss    photos   stuff  svn
books_tests  Desktop1  downloads      images  notes  scripts  svgs
books        Desktop   documentation  drafts  mss    photos   stuff  svn
books_tests  Desktop1  downloads      images  notes  scripts  svgs
static int kvm_vm_ioctl_deassign_device(struct kvm *kvm,
                 struct kvm_assigned_pci_dev *assigned_dev)
{
         int r = 0;
         struct kvm_assigned_dev_kernel *match;

         mutex_lock(&kvm->lock);

         match = kvm_find_assigned_dev(&kvm->arch.assigned_dev_head,
                                       assigned_dev->assigned_dev_id);
         if (!match) {
                 printk(KERN_INFO "%s: device hasn't been assigned before, "
                   "so cannot be deassigned\n", __func__);
                 r = -EINVAL;
                 goto out;
         }

         kvm_deassign_device(kvm, match);

         kvm_free_assigned_device(kvm, match);

out:
         mutex_unlock(&kvm->lock);
         return r;
}
static int kvm_vm_ioctl_deassign_device(struct kvm *kvm,
                 struct kvm_assigned_pci_dev *assigned_dev)
{
         int r = 0;
         struct kvm_assigned_dev_kernel *match;

         mutex_lock(&kvm->lock);

         match = kvm_find_assigned_dev(&kvm->arch.assigned_dev_head,
                                       assigned_dev->assigned_dev_id);
         if (!match) {
                 printk(KERN_INFO "%s: device hasn't been assigned before, "
                   "so cannot be deassigned\n", __func__);
                 r = -EINVAL;
                 goto out;
         }

         kvm_deassign_device(kvm, match);

         kvm_free_assigned_device(kvm, match);

out:
         mutex_unlock(&kvm->lock);
         return r;
}
probe kprocess.exec = kernel.function("do_execve"),
kernel.function("compat_do_execve") 
{probe body}

probe kprocess.exec = kernel.function("do_execve"),
kernel.function("compat_do_execve") 
{probe body}

probe kprocess.create = kernel.function("copy_process").return 
{
   task = $return
   new_pid = task_pid(task)
}

probe kprocess.create = kernel.function("copy_process").return 
{
   task = $return
   new_pid = task_pid(task)
}

/**
 * probe tapset.name - Short summary of what the tapset does.
 * @argument: Explanation of argument.
 * @argument2: Explanation of argument2. Probes can have multiple arguments.
 *
 * Context:
 * A brief explanation of the tapset context. 
 * Note that the context should only be 1 paragraph short.
 *
 * Text that will appear under "Description."
 *
 * A new paragraph that will also appear under the heading "Description".
 *
 * Header:
 * A paragraph that will appear under the heading "Header".
 **/

/**
 * probe vm.write_shared_copy- Page copy for shared page write.
 * @address: The address of the shared write.
 * @zero: Boolean indicating whether it is a zero page
 *         (can do a clear instead of a copy).
 *
 * Context:
 *  The process attempting the write.
 *
 *  Fires when a write to a shared page requires a page copy.  This is
 *  always preceded by a vm.shared_write.
 **/

 * Synopsis:
 * New Synopsis string
 *

 * Synopsis:
 * New Synopsis string
 *

/**
 * probe signal.handle - Fires when the signal handler is invoked
 * @sig: The signal number that invoked the signal handler
 *
 * Synopsis:
 * <programlisting>static int handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka,
 * sigset_t *oldset, struct pt_regs * regs)</programlisting>
 */

/**
 * probe signal.handle - Fires when the signal handler is invoked
 * @sig: The signal number that invoked the signal handler
 *
 * Synopsis:
 * <programlisting>static int handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka,
 * sigset_t *oldset, struct pt_regs * regs)</programlisting>
 */

function print_regs()

function print_regs()

function execname:string()

function execname:string()

function pid:long()

function pid:long()

function tid:long()

function tid:long()

function ppid:long()

function ppid:long()

function pgrp:long()

function pgrp:long()

function sid:long()

function sid:long()

function pexecname:string()

function pexecname:string()

function gid:long()

function gid:long()

function egid:long()

function egid:long()

function uid:long()

function uid:long()

function euid:long()

function euid:long()

function is_myproc:long()

function is_myproc:long()

function cpu:long()

function cpu:long()

function pp:string()

function pp:string()

function registers_valid:long()

function registers_valid:long()

function user_mode:long()

function user_mode:long()

function is_return:long()

function is_return:long()

function target:long()

function target:long()

function module_name:string()

function module_name:string()

function stp_pid:long()

function stp_pid:long()

function stack_size:long()

function stack_size:long()

function stack_used:long()

function stack_used:long()

function stack_unused:long()

function stack_unused:long()

function uaddr:long()

function uaddr:long()

function cmdline_args:string(n:long,m:long,delim:string)

function cmdline_args:string(n:long,m:long,delim:string)

function cmdline_arg:string(n:long)

function cmdline_arg:string(n:long)

function cmdline_str:string()

function cmdline_str:string()

function env_var:string(name:string)

function env_var:string(name:string)

function print_stack(stk:string)

function print_stack(stk:string)

function sprint_stack:string(stk:string)

function sprint_stack:string(stk:string)

function probefunc:string()

function probefunc:string()

function probemod:string()

function probemod:string()

function modname:string(addr:long)

function modname:string(addr:long)

function symname:string(addr:long)

function symname:string(addr:long)

function symdata:string(addr:long)

function symdata:string(addr:long)

function usymname:string(addr:long)

function usymname:string(addr:long)

function usymdata:string(addr:long)

function usymdata:string(addr:long)

function print_ustack(stk:string)

function print_ustack(stk:string)

function sprint_ustack:string(stk:string)

function sprint_ustack:string(stk:string)

function print_backtrace()

function print_backtrace()

function sprint_backtrace:string()

function sprint_backtrace:string()

function backtrace:string()

function backtrace:string()

function task_backtrace:string(task:long)

function task_backtrace:string(task:long)

function caller:string()

function caller:string()

function caller_addr:long()

function caller_addr:long()

function print_ubacktrace()

function print_ubacktrace()

function sprint_ubacktrace:string()

function sprint_ubacktrace:string()

function print_ubacktrace_brief()

function print_ubacktrace_brief()

function ubacktrace:string()

function ubacktrace:string()

function task_current:long()

function task_current:long()

function task_parent:long(task:long)

function task_parent:long(task:long)

function task_state:long(task:long)

function task_state:long(task:long)

function task_execname:string(task:long)

function task_execname:string(task:long)

function task_pid:long(task:long)

function task_pid:long(task:long)

function pid2task:long(pid:long)

function pid2task:long(pid:long)

function pid2execname:string(pid:long)

function pid2execname:string(pid:long)

function task_tid:long(task:long)

function task_tid:long(task:long)

function task_gid:long(task:long)

function task_gid:long(task:long)

function task_egid:long(task:long)

function task_egid:long(task:long)

function task_uid:long(task:long)

function task_uid:long(task:long)

function task_euid:long(task:long)

function task_euid:long(task:long)

function task_prio:long(task:long)

function task_prio:long(task:long)

function task_nice:long(task:long)

function task_nice:long(task:long)

function task_cpu:long(task:long)

function task_cpu:long(task:long)

function task_open_file_handles:long(task:long)

function task_open_file_handles:long(task:long)

function task_max_file_handles:long(task:long)

function task_max_file_handles:long(task:long)

function pn:string()

function pn:string()

function get_cycles:long()

function get_cycles:long()

function gettimeofday_ns:long()

function gettimeofday_ns:long()

function gettimeofday_us:long()

function gettimeofday_us:long()

function gettimeofday_ms:long()

function gettimeofday_ms:long()

function gettimeofday_s:long()

function gettimeofday_s:long()

function ctime:string(epochsecs:long)

function ctime:string(epochsecs:long)

function vm_fault_contains:long(value:long,test:long)

function vm_fault_contains:long(value:long,test:long)

vm.pagefault
vm.pagefault
vm.pagefault.return
vm.pagefault.return
function addr_to_node:long(addr:long)

function addr_to_node:long(addr:long)

vm.write_shared
vm.write_shared
vm.write_shared_copy
vm.write_shared_copy
vm.mmap
vm.mmap
vm.munmap
vm.munmap
vm.brk
vm.brk
vm.oom_kill
vm.oom_kill
vm.kmalloc
vm.kmalloc
vm.kmem_cache_alloc
vm.kmem_cache_alloc
vm.kmalloc_node
vm.kmalloc_node
vm.kmem_cache_alloc_node
vm.kmem_cache_alloc_node
vm.kfree
vm.kfree
vm.kmem_cache_free
vm.kmem_cache_free
function proc_mem_size:long()

function proc_mem_size:long()

function proc_mem_size_pid:long(pid:long)

function proc_mem_size_pid:long(pid:long)

function proc_mem_rss:long()

function proc_mem_rss:long()

function proc_mem_rss_pid:long(pid:long)

function proc_mem_rss_pid:long(pid:long)

function proc_mem_shr:long()

function proc_mem_shr:long()

function proc_mem_shr_pid:long(pid:long)

function proc_mem_shr_pid:long(pid:long)

function proc_mem_txt:long()

function proc_mem_txt:long()

function proc_mem_txt_pid:long(pid:long)

function proc_mem_txt_pid:long(pid:long)

function proc_mem_data:long()

function proc_mem_data:long()

function proc_mem_data_pid:long(pid:long)

function proc_mem_data_pid:long(pid:long)

function mem_page_size:long()

function mem_page_size:long()

function bytes_to_string:string(bytes:long)

function bytes_to_string:string(bytes:long)

function pages_to_string:string(pages:long)

function pages_to_string:string(pages:long)

function proc_mem_string:string()

function proc_mem_string:string()

function proc_mem_string_pid:string(pid:long)

function proc_mem_string_pid:string(pid:long)

function task_utime:long()

function task_utime:long()

function task_utime_tid:long(tid:long)

function task_utime_tid:long(tid:long)

function task_stime:long()

function task_stime:long()

function task_stime_tid:long(tid:long)

function task_stime_tid:long(tid:long)

function cputime_to_msecs:long(cputime:long)

function cputime_to_msecs:long(cputime:long)

function msecs_to_string:string(msecs:long)

function msecs_to_string:string(msecs:long)

function cputime_to_string:string(cputime:long)

function cputime_to_string:string(cputime:long)

function task_time_string:string()

function task_time_string:string()

function task_time_string_tid:string(tid:long)

function task_time_string_tid:string(tid:long)

ioscheduler.elv_next_request
ioscheduler.elv_next_request
ioscheduler.elv_next_request.return
ioscheduler.elv_next_request.return
ioscheduler.elv_completed_request
ioscheduler.elv_completed_request
ioscheduler.elv_add_request.kp
ioscheduler.elv_add_request.kp
ioscheduler.elv_add_request.tp
ioscheduler.elv_add_request.tp
ioscheduler.elv_add_request
ioscheduler.elv_add_request
ioscheduler_trace.elv_completed_request
ioscheduler_trace.elv_completed_request
ioscheduler_trace.elv_issue_request
ioscheduler_trace.elv_issue_request
ioscheduler_trace.elv_requeue_request
ioscheduler_trace.elv_requeue_request
ioscheduler_trace.elv_abort_request
ioscheduler_trace.elv_abort_request
ioscheduler_trace.plug
ioscheduler_trace.plug
ioscheduler_trace.unplug_io
ioscheduler_trace.unplug_io
ioscheduler_trace.unplug_timer
ioscheduler_trace.unplug_timer
ioblock.request
ioblock.request
ioblock.end
ioblock.end
ioblock_trace.bounce
ioblock_trace.bounce
ioblock_trace.request
ioblock_trace.request
ioblock_trace.end
ioblock_trace.end
scsi.ioentry
scsi.ioentry
scsi.iodispatching
scsi.iodispatching
scsi.iodone
scsi.iodone
scsi.iocompleted
scsi.iocompleted
scsi.ioexecute
scsi.ioexecute
scsi.set_state
scsi.set_state
tty.open
tty.open
tty.release
tty.release
tty.resize
tty.resize
tty.ioctl
tty.ioctl
tty.init
tty.init
tty.register
tty.register
tty.unregister
tty.unregister
tty.poll
tty.poll
tty.receive
tty.receive
tty.write
tty.write
tty.read
tty.read
netdev.receive
netdev.receive
netdev.transmit
netdev.transmit
netdev.change_mtu
netdev.change_mtu
netdev.open
netdev.open
netdev.close
netdev.close
netdev.hard_transmit
netdev.hard_transmit
netdev.rx
netdev.rx
netdev.change_rx_flag
netdev.change_rx_flag
netdev.set_promiscuity
netdev.set_promiscuity
netdev.ioctl
netdev.ioctl
netdev.register
netdev.register
netdev.unregister
netdev.unregister
netdev.get_stats
netdev.get_stats
netdev.change_mac
netdev.change_mac
tcp.sendmsg
tcp.sendmsg
tcp.sendmsg.return
tcp.sendmsg.return
tcp.recvmsg
tcp.recvmsg
tcp.recvmsg.return
tcp.recvmsg.return
tcp.disconnect
tcp.disconnect
tcp.disconnect.return
tcp.disconnect.return
tcp.setsockopt
tcp.setsockopt
tcp.setsockopt.return
tcp.setsockopt.return
tcp.receive
tcp.receive
udp.sendmsg
udp.sendmsg
udp.sendmsg.return
udp.sendmsg.return
udp.recvmsg
udp.recvmsg
udp.recvmsg.return
udp.recvmsg.return
udp.disconnect
udp.disconnect
udp.disconnect.return
udp.disconnect.return
function ip_ntop:string(addr:long)

function ip_ntop:string(addr:long)

socket.send
socket.send
socket.receive
socket.receive
socket.sendmsg
socket.sendmsg
socket.sendmsg.return
socket.sendmsg.return
socket.recvmsg
socket.recvmsg
socket.recvmsg.return
socket.recvmsg.return
socket.aio_write
socket.aio_write
socket.aio_write.return
socket.aio_write.return
socket.aio_read
socket.aio_read
socket.aio_read.return
socket.aio_read.return
socket.writev
socket.writev
socket.writev.return
socket.writev.return
socket.readv
socket.readv
socket.readv.return
socket.readv.return
socket.create
socket.create
socket.create.return
socket.create.return
socket.close
socket.close
socket.close.return
socket.close.return
function sock_prot_num2str:string(proto:long)

function sock_prot_num2str:string(proto:long)

function sock_prot_str2num:long(proto:string)

function sock_prot_str2num:long(proto:string)

function sock_fam_num2str:string(family:long)

function sock_fam_num2str:string(family:long)

function sock_fam_str2num:long(family:string)

function sock_fam_str2num:long(family:string)

function sock_state_num2str:string(state:long)

function sock_state_num2str:string(state:long)

function sock_state_str2num:long(state:string)

function sock_state_str2num:long(state:string)

kprocess.create
kprocess.create
kprocess.start
kprocess.start
kprocess.exec
kprocess.exec
kprocess.exec_complete
kprocess.exec_complete
kprocess.exit
kprocess.exit
kprocess.release
kprocess.release
signal.send
signal.send
signal.send.return
signal.send.return
signal.checkperm
signal.checkperm
signal.checkperm.return
signal.checkperm.return
signal.wakeup
signal.wakeup
signal.check_ignored
signal.check_ignored
signal.check_ignored.return
signal.check_ignored.return
signal.force_segv
signal.force_segv
signal.force_segv.return
signal.force_segv.return
signal.syskill
signal.syskill
signal.syskill.return
signal.syskill.return
signal.sys_tkill
signal.sys_tkill
signal.systkill.return
signal.systkill.return
signal.sys_tgkill
signal.sys_tgkill
signal.sys_tgkill.return
signal.sys_tgkill.return
signal.send_sig_queue
signal.send_sig_queue
signal.send_sig_queue.return
signal.send_sig_queue.return
signal.pending
signal.pending
signal.pending.return
signal.pending.return
signal.handle
signal.handle
signal.handle.return
signal.handle.return
signal.do_action
signal.do_action
signal.do_action.return
signal.do_action.return
signal.procmask
signal.procmask
signal.procmask.return
signal.procmask.return
signal.flush
signal.flush
function d_name:string(dentry:long)

function d_name:string(dentry:long)

function reverse_path_walk:string(dentry:long)

function reverse_path_walk:string(dentry:long)

function task_dentry_path:string(task:long,dentry:long,vfsmnt:long)

function task_dentry_path:string(task:long,dentry:long,vfsmnt:long)

function d_path:string(nd:long)

function d_path:string(nd:long)

function log(msg:string)

function log(msg:string)

function warn(msg:string)

function warn(msg:string)

function exit()

function exit()

function error(msg:string)

function error(msg:string)

function ftrace(msg:string)

function ftrace(msg:string)

function randint:long(n:long)

function randint:long(n:long)

function kernel_string:string(addr:long)

function kernel_string:string(addr:long)

function kernel_string2:string(addr:long,err_msg:string)

function kernel_string2:string(addr:long,err_msg:string)

function kernel_string_n:string(addr:long,n:long)

function kernel_string_n:string(addr:long,n:long)

function kernel_long:long(addr:long)

function kernel_long:long(addr:long)

function kernel_int:long(addr:long)

function kernel_int:long(addr:long)

function kernel_short:long(addr:long)

function kernel_short:long(addr:long)

function kernel_char:long(addr:long)

function kernel_char:long(addr:long)

function kernel_pointer:long(addr:long)

function kernel_pointer:long(addr:long)

function user_string:string(addr:long)

function user_string:string(addr:long)

function user_string2:string(addr:long,err_msg:string)

function user_string2:string(addr:long,err_msg:string)

function user_string_warn:string(addr:long)

function user_string_warn:string(addr:long)

function user_string_quoted:string(addr:long)

function user_string_quoted:string(addr:long)

function user_string_n:string(addr:long,n:long)

function user_string_n:string(addr:long,n:long)

function user_string_n2:string(addr:long,n:long,err_msg:string)

function user_string_n2:string(addr:long,n:long,err_msg:string)

function user_string_n_warn:string(addr:long,n:long)

function user_string_n_warn:string(addr:long,n:long)

function user_string_n_quoted:string(addr:long,n:long)

function user_string_n_quoted:string(addr:long,n:long)

function user_short:long(addr:long)

function user_short:long(addr:long)

function user_short_warn:long(addr:long)

function user_short_warn:long(addr:long)

function user_int:long(addr:long)

function user_int:long(addr:long)

function user_int_warn:long(addr:long)

function user_int_warn:long(addr:long)

function user_long:long(addr:long)

function user_long:long(addr:long)

function user_long_warn:long(addr:long)

function user_long_warn:long(addr:long)

function user_char:long(addr:long)

function user_char:long(addr:long)

function user_char_warn:long(addr:long)

function user_char_warn:long(addr:long)

function strlen:long(s:string)

function strlen:long(s:string)

function substr:string(str:string,start:long,length:long)

function substr:string(str:string,start:long,length:long)

function stringat:long(str:string,pos:long)

function stringat:long(str:string,pos:long)

function isinstr:long(s1:string,s2:string)

function isinstr:long(s1:string,s2:string)

function text_str:string(input:string)

function text_str:string(input:string)

function text_strn:string(input:string,len:long,quoted:long)

function text_strn:string(input:string,len:long,quoted:long)

function tokenize:string(input:string,delim:string)

function tokenize:string(input:string,delim:string)

function str_replace:string(prnt_str:string,srch_str:string,rplc_str:string)

function str_replace:string(prnt_str:string,srch_str:string,rplc_str:string)

function strtol:long(str:string,base:long)

function strtol:long(str:string,base:long)

function isdigit:long(str:string)

function isdigit:long(str:string)

function ansi_clear_screen()

function ansi_clear_screen()

function ansi_set_color(fg:long)

function ansi_set_color(fg:long)

function ansi_set_color2(fg:long,bg:long)

function ansi_set_color2(fg:long,bg:long)

function ansi_set_color3(fg:long,bg:long,attr:long)

function ansi_set_color3(fg:long,bg:long,attr:long)

function ansi_reset_color()

function ansi_reset_color()

function ansi_new_line()

function ansi_new_line()

function ansi_cursor_move(x:long,y:long)

function ansi_cursor_move(x:long,y:long)

function ansi_cursor_hide()

function ansi_cursor_hide()

function ansi_cursor_save()

function ansi_cursor_save()

function ansi_cursor_restore()

function ansi_cursor_restore()

function ansi_cursor_show()

function ansi_cursor_show()

SystemTap Tapset リファレンス

Red Hat Enterprise Linux 6 SystemTap 用

Red Hat, Inc.

Robert Krátký

William Cohen

Don Domingo

編集者

Jacquelynn East

前書き

1. ドキュメント規則リンクのコピーリンクがクリップボードにコピーされました!

1.1. 誤字規則リンクのコピーリンクがクリップボードにコピーされました!

1.2. 引用規則リンクのコピーリンクがクリップボードにコピーされました!

1.3. 注記および警告リンクのコピーリンクがクリップボードにコピーされました!

2. ヘルプの利用とフィードバック提供リンクのコピーリンクがクリップボードにコピーされました!

2.1. ヘルプが必要ですか?リンクのコピーリンクがクリップボードにコピーされました!

2.2. ご意見をお寄せくださいリンクのコピーリンクがクリップボードにコピーされました!

第1章 はじめにリンクのコピーリンクがクリップボードにコピーされました!

1.1. 本ガイドの目的リンクのコピーリンクがクリップボードにコピーされました!

第2章 tapset 開発ガイドラインリンクのコピーリンクがクリップボードにコピーされました!

2.1. tapset の記述リンクのコピーリンクがクリップボードにコピーされました!

2.2. tapset の要素リンクのコピーリンクがクリップボードにコピーされました!

2.2.1. tapset ファイルリンクのコピーリンクがクリップボードにコピーされました!

2.2.2. 名前空間リンクのコピーリンクがクリップボードにコピーされました!

2.2.3. コメントおよびドキュメントリンクのコピーリンクがクリップボードにコピーされました!

第3章 コンテキスト関数リンクのコピーリンクがクリップボードにコピーされました!

名前

概要

引数

一般的な構文

説明

名前

概要

引数

一般的な構文

説明

名前

概要

引数

一般的な構文

説明

名前

概要

引数

一般的な構文

説明

名前

概要

引数

一般的な構文

説明

名前

概要

引数

一般的な構文

説明

名前

概要

引数

一般的な構文

説明

名前

概要

引数

一般的な構文

説明

名前

概要

引数

一般的な構文

説明

名前

概要

引数

一般的な構文

説明

名前

概要

引数

一般的な構文

説明

1. ドキュメント規則
リンクのコピー

1.1. 誤字規則
リンクのコピー

1.2. 引用規則
リンクのコピー

1.3. 注記および警告
リンクのコピー

2. ヘルプの利用とフィードバック提供
リンクのコピー

2.1. ヘルプが必要ですか?
リンクのコピー

2.2. ご意見をお寄せください
リンクのコピー

第1章はじめに
リンクのコピー

1.1. 本ガイドの目的
リンクのコピー

第2章 tapset 開発ガイドライン
リンクのコピー

2.1. tapset の記述
リンクのコピー

2.2. tapset の要素
リンクのコピー

2.2.1. tapset ファイル
リンクのコピー

2.2.2. 名前空間
リンクのコピー

2.2.3. コメントおよびドキュメント
リンクのコピー

第3章コンテキスト関数
リンクのコピー