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| * Disabled transport version 3 (for now).David Smith2009-06-191-0/+6
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| * Cleanup.David Smith2009-06-183-56/+1
| | | | | | | | | | | | * runtime/print_old.c: Removed unneeded file. * runtime/print_flush.c: Renamed from print_new.c * runtime/print.c: Includes print_flush.c (instead of print_new.c).
| * Transports now export their state.David Smith2009-06-185-17/+40
| | | | | | | | | | | | | | | | | | | | | | | | | | | | * runtime/transport/transport.h: Added prototype for _stp_transport_get_state(). * runtime/transport/relay_v2.c (_stp_transport_get_state): New function. * runtime/transport/relayfs.c (_stp_transport_get_state): Ditto. * runtime/transport/ring_buffer.c (_stp_transport_data_fs_init): Sets state. (_stp_transport_data_fs_start): Ditto. (_stp_transport_data_fs_stop): Ditto. (_stp_transport_get_state): Returns state. * runtime/print_new.c (stp_print_flush): Checks transport state before trying to flush.
| * Moved global data into a single structure.David Smith2009-06-181-39/+45
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| * Removed unused code (and all references to 'utt').David Smith2009-06-181-52/+0
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| * Enabled overwrite processing on original transports.David Smith2009-06-185-23/+17
| | | | | | | | | | | | | | | | | | | | | | | | | | * runtime/transport/relay_v2.c (_stp_transport_data_fs_overwrite): Renamed from stp_relay_set_overwrite(). * runtime/transport/relayfs.c (stp_relay_set_overwrite): Ditto. * runtime/transport/ring_buffer.c (_stp_transport_data_fs_overwrite): New place holder function. * runtime/transport/transport.c (_stp_detach): Calls _stp_transport_data_fs_overwrite(). (_stp_attach): Calls _stp_transport_data_fs_overwrite(). * runtime/transport/transport.h: Added prototype for _stp_transport_data_fs_overwrite().
| * Merge commit 'origin/master' into pr7043David Smith2009-06-161-0/+1
| |\ | | | | | | | | | | | | Conflicts: runtime/transport/transport.c
| * | Fixed non-bulkmode output on smp systems using transport version 2.David Smith2009-06-121-0/+15
| | | | | | | | | | | | | | | * runtime/transport/relay_v2.c (__stp_relay_create_buf_file_callback): Set the 'is_global' return parameter so that smp systems work correctly.
| * | Merge commit 'origin/master' into pr7043David Smith2009-06-118-104/+172
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| * | | Fixed cut-and-paste error.David Smith2009-06-091-1/+1
| | | | | | | | | | | | | | | | | | | | * runtime/task_finder.c (__stp_call_mmap_callbacks_for_task): Fixed cut-and-paste error.
| * | | Avoid holding semaphore while making mmap callbacks.David Smith2009-06-091-52/+130
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * runtime/task_finder.c (__stp_call_mmap_callbacks_for_task): Grabs the 'mmap_sem' sempaphore. Caches vma information, releases the semaphore, then makes mmap callbacks. (__stp_utrace_task_finder_target_quiesce): Calls __stp_call_mmap_callbacks_for_task() to make mmap callbacks on initial attach to a task.
| * | | Avoid 1 case of holding a semaphore while mmap callbacks are being made.David Smith2009-06-091-57/+75
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * runtime/task_finder.c (__stp_call_mmap_callbacks_with_addr): Renamed from __stp_call_mmap_callbacks_with_vma(). Also added some code from __stp_utrace_task_finder_target_syscall_exit() that locks the 'mmap_sem' semaphore. This avoids holding the semaphore while the mmap callbacks are made. (__stp_utrace_task_finder_target_syscall_exit): Just calls __stp_call_mmap_callbacks_with_addr() in the mmap case.
| * | | Make sure all DEBUG_TRANS output uses printk.David Smith2009-06-032-13/+21
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * runtime/transport/control.c (_stp_ctl_write_cmd): Calls dbug_trans2 instead of _dbug (so that printk is used instead of the transport itself). (_stp_ctl_write_dbug): Ditto. * runtime/debug.h (dbug_trans2): New macro.
| * | | Fixed STP_TRANSPORT_VERSION 1 behavior.David Smith2009-06-036-23/+87
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * runtime/transport/control.c (_stp_ctl_write_dbug): Added support for more messages. * runtime/transport/relay_v2.c (_stp_transport_data_fs_start): New function. (_stp_transport_data_fs_stop): Ditto. (_stp_transport_data_fs_close): Moved some functionality into _stp_transport_data_fs_stop() and calls _stp_transport_data_fs_stop() also. (_stp_transport_data_fs_init): Moved some functionality into _stp_transport_data_fs_start() and calls _stp_transport_data_fs_start() also. * runtime/transport/relayfs.c (_stp_transport_data_fs_start): New function. (_stp_transport_data_fs_stop): Ditto. (_stp_transport_data_fs_close): Moved some functionality into _stp_transport_data_fs_stop() and calls _stp_transport_data_fs_stop() also. (_stp_transport_data_fs_init): Moved some functionality into _stp_transport_data_fs_start() and calls _stp_transport_data_fs_start() also. * runtime/transport/ring_buffer.c (_stp_transport_data_fs_start): New empty function. (_stp_transport_data_fs_stop): Ditto. * runtime/transport/transport.h: Added _stp_transport_data_fs_start() and _stp_transport_data_fs_stop() prototypes. * runtime/transport/transport.c (_stp_cleanup_and_exit): Calls _stp_transport_data_fs_stop(). (_stp_transport_close): Calls _stp_transport_fs_close() earlier. (_stp_transport_init): Calls _stp_transport_data_fs_start().
| * | | Cleanup and better original transport support.David Smith2009-05-263-4/+12
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * runtime/print.h: Moved _stp_reserve_bytes() prototype here. * runtime/vsprintf.c (_stp_vsnprintf): Includes print.h to get _stp_reserve_bytes() prototype. * runtime/transport/transport.c (_stp_remove_root_dir): Better cleanup for STP_TRANSPORT_VERSION == 1. (_stp_transport_fs_close): Ditto.
| * | | Added error checking and other updates.David Smith2009-05-227-488/+44
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * runtime/vsprintf.c: Added transport.h inclusion for STP_BUFFER_SIZE definition. * runtime/transport/debugfs.c (_stp_register_ctl_channel_fs): Added error checking. * runtime/transport/transport.c (_stp_get_root_dir): Ditto. (_stp_transport_fs_init): Added original transport support and error checking. * runtime/transport/relay_v2.c (__stp_relay_create_buf_file_callback): Added error checking. (_stp_transport_data_fs_init): Ditto. * runtime/transport/ring_buffer.c (_stp_transport_data_fs_init): Ditto. * runtime/transport/utt.c: Removed unused file. * runtime/transport/utt.h: Ditto.
| * | | Merge commit 'origin/master' into pr7043David Smith2009-05-2149-760/+3395
| |\ \ \ | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Conflicts: runtime/print.c runtime/transport/transport.c runtime/transport/transport_msgs.h
| * | | | Start at supporting the original transport (STP_TRANSPORT_VERSION=1).David Smith2009-05-125-114/+100
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * runtime/print.c: Only use print_new.c. * runtime/print_new.c (stp_print_flush): Add STP_TRANSPORT_VERSION 1 support. * runtime/transport/transport.c: Removed inclusion of procfs.c. * runtime/transport/procfs.c (_stp_proc_read): Adapt to new interface. (_stp_proc_write): Ditto. * runtime/transport/relayfs.c: Ditto.
| * | | | Sets uid/gid on "dropped" file.David Smith2009-05-081-0/+2
| | | | | | | | | | | | | | | | | | | | | | | | | * runtime/transport/relay_v2.c (_stp_transport_data_fs_init): Sets uid/gid on "dropped" file.
| * | | | Cleaned up runtime/transport/relay_v2.c.David Smith2009-05-081-181/+15
| | | | | | | | | | | | | | | | | | | | * runtime/transport/relay_v2.c: Cleanup.
| * | | | Working transport version 2 (RHEL5 and recent fedora kernels).David Smith2009-05-081-414/+376
| | | | | | | | | | | | | | | | | | | | | | | | | * runtime/transport/relay_v2.c: Morphed utt.c into relay_v2.c. Actually works.
| * | | | Hid details of internal ring_buffer.c structure.David Smith2009-05-073-52/+79
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * runtime/print_new.c (stp_print_flush): Calls _stp_data_entry_data() to get data pointer. * runtime/transport/transport.h: Removed _stp_entry definition. Added _stp_data_entry_data() declaration. * runtime/transport/ring_buffer.c: Uses new _stp_data_entry structure. (_stp_data_entry_data): Added.
| * | | | Added comments.David Smith2009-05-061-0/+37
| | | | | | | | | | | | | | | | | | | | * runtime/transport/transport.h: Added comments.
| * | | | Start of support for older transport and cleanup.David Smith2009-05-064-51/+573
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * runtime/transport/control.c: Added inclusion of linux/delay.h to get declaration of msleep(). * runtime/transport/relay_v2.c: New skeleton file for transport version 2. * runtime/transport/ring_buffer.c: Cleanup. * runtime/transport/transport.c: Ditto.
| * | | | Renamed STP_OLD_TRANSPORT to STP_TRANSPORT_VERSION.David Smith2009-04-028-15/+26
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2009-04-02 David Smith <dsmith@redhat.com> * runtime.h: Defines STP_TRANSPORT_VERSION instead of STP_OLD_TRANSPORT. * staprun/staprun.h (STP_OLD_TRANSPORT): Ditto. * print.c: Changed STP_OLD_TRANSPORT to STP_TRANSPORT_VERSION. * staprun/mainloop.c (stp_main_loop): Ditto. * transport/transport.c: Ditto. * transport/transport.h: Ditto. * transport/transport_msgs.h: Ditto. * transport/utt.h: Ditto.
| * | | | 2009-03-31 David Smith <dsmith@redhat.com>David Smith2009-03-313-105/+64
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * print_new.c (stp_print_flush): Pushed MAX_RESERVE logic down to _stp_data_write_reserve(). Now just keeps calling _stp_data_write_reserve() until it has written the entire print buffer. * transport/ring_buffer.c (_stp_data_write_reserve): Breaks large reserve requests down into smaller ones for better buffer use. Returns the number of bytes reserved. * transport/transport.h: Updated _stp_data_write_reserve() prototype.
| * | | | 2009-03-30 David Smith <dsmith@redhat.com>David Smith2009-03-301-89/+79
| | | | | | | | | | | | | | | | | | | | * print_new.c: Whitespace/indent changes only.
| * | | | Working bulkmode support.David Smith2009-03-132-12/+93
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2009-03-13 David Smith <dsmith@redhat.com> * print_new.c (stp_print_flush): Added bulkmode support for new transport. * transport/ring_buffer.c (__stp_find_next_entry): Fixed syntax error in bulkmode code. (_stp_transport_data_fs_init): Changed 'for_each_possible_cpu()' to 'for_each_online_cpu()' so that non-online cpu's won't have a trace file created.
| * | | | More bulkmode support.David Smith2009-03-131-44/+23
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2009-03-13 David Smith <dsmith@redhat.com> * transport/ring_buffer.c (_stp_data_open_trace): Passes the inode's private data into the file's private data. (_stp_trace_seq_to_user): Deleted unused function. (trace_seq_reset): Ditto. (__stp_find_next_entry): Renamed and added bulkmode support. (_stp_find_next_entry): Updated call. (_stp_data_read_trace): Updated call.
| * | | | More bulkmode support. Only allows for one reader of all trace files.David Smith2009-03-131-7/+29
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2009-03-13 David Smith <dsmith@redhat.com> * transport/ring_buffer.c (__stp_free_ring_buffer): Frees _stp_trace_reader_cpumask. (__stp_alloc_ring_buffer): Allocates and clears _stp_trace_reader_cpumask. (_stp_data_open_trace): Instead of using an atomic variable, uses a cpumask variable to allow for only one reader of trace files. (_stp_data_release_trace): Clears cpumask when trace files are closed.
| * | | | Start of STP_BULKMODE support.David Smith2009-03-121-12/+38
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2009-03-12 David Smith <dsmith@redhat.com> * transport/ring_buffer.c (_stp_transport_data_fs_init): Start of STP_BULKMODE support - creates one trace file per cpu. (_stp_transport_data_fs_close): Cleans up one trace file per cpu.
| * | | | Merge branch 'master' of ssh://sources.redhat.com/git/systemtap into pr7043David Smith2009-03-128-118/+153
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| * | | | | Updated buffer size.David Smith2009-03-121-1/+5
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2009-03-12 David Smith <dsmith@redhat.com> * transport/ring_buffer.c (__stp_alloc_ring_buffer): Updated buffer size.
| * | | | | Small update.David Smith2009-03-112-3/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2009-03-11 David Smith <dsmith@redhat.com> * print_new.c (stp_print_flush): Updated MAX_RESERVE_SIZE. * transport/ring_buffer.c (__stp_alloc_ring_buffer): Reserves more space.
| * | | | | Handles polling and breaks down large buffers.David Smith2009-03-112-8/+60
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2009-03-11 David Smith <dsmith@redhat.com> * print_new.c (stp_print_flush): Breaks up the buffer into smaller pieces (since the ring_buffer likes lots of small events, not one large one). * transport/ring_buffer.c (__stp_alloc_ring_buffer): Reserves space for struct _stp_entry. (_stp_data_poll_trace): New function. (_stp_data_write_commit): Wakes up any tasks waiting on data.
| * | | | | Cleanup.David Smith2009-03-091-162/+15
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| * | | | | First working version that actually produces output.David Smith2009-03-094-72/+262
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2009-03-09 David Smith <dsmith@redhat.com> * print_new.c (stp_print_flush): Calls _stp_data_write_reserve() and _stp_data_write_commit(). * transport/ring_buffer.c (__stp_alloc_ring_buffer): Sets up a default buffer size of STP_BUFFER_SIZE; (trace_seq_reset): New function. (peek_next_entry): New function. (__find_next_entry): New function. (find_next_entry_inc): New function. (_stp_data_read_trace): Uses find_next_entry_inc() to get the next entry, then calls _stp_entry_to_user() to copy it to the user's buffer, then calls ring_buffer_consume() to consume it. (_stp_data_write_reserve): New function. (_stp_data_write_commit): New function. * transport/transport.c (_stp_transport_close): Calls functions that were ifdef'ed out. * transport/transport.h (struct _stp_entry): Added _stp_entry definition and _stp_data_write_reserve()/_stp_data_write_commit() prototypes.
| * | | | | Start of new ring_buffer transport.David Smith2009-03-044-10/+363
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2009-03-04 David Smith <dsmith@redhat.com> * runtime.h: Added _stp_exit() prototype. * transport/ring_buffer.c: New file. * transport/transport.c: Removed unneeded utt_trace lines. Includes transport/ring_buffer.c. (_stp_transport_fs_init): Calls _stp_transport_data_fs_init(). (_stp_transport_fs_close): Calls _stp_transport_data_fs_close(). * transport/transport.h: Added prototypes.
| * | | | | More cleanup.David Smith2009-02-258-40/+68
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2009-02-25 David Smith <dsmith@redhat.com> * debug.h: Removed unused variable '_stp_transport_state'. * print_new.c (stp_print_flush): Ifdef'ed out call to utt_reserve(). * runtime.h: Added _stp_warn() prototype. * transport/control.c: Includes control.h, mempool.c, and symbols.c. Renamed '_stp_attached' to '_stp_ctl_attached'. * transport/control.h: Removed _stp_pool_q declaration. * transport/debugfs.c (_stp_register_ctl_channel_fs): Uses _stp_get_module_dir(). * transport/transport.c: Cleanup. * transport/transport.h: Ditto.
| * | | | | Major hacking to minimal config.David Smith2009-02-2410-40/+175
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | 2009-02-24 David Smith <dsmith@redhat.com> * print.h: New file. * print.c: Includes new print.h file. * print_new.c (stp_print_flush): Commented out some code that needs replacing. * sym.c: Includes sym.h. * transport/debugfs.c: Includes transport.h. * transport/relayfs.c: Updated _stp_get_root_dir() call. * transport/transport.c: Ifdef'ed out most setup. * transport/transport.h: Ifdef'ed out all but basics. * transport/utt.c (utt_create_tree): Updated _stp_get_root_dir() call. * transport/utt.h: Commented out 'rchan' in struct utt_trace. (utt_reserve): Ifdef'ed out guts.
* | | | | | Merge branch 'master' of git://sources.redhat.com/git/systemtapDave Brolley2009-06-172-1/+1
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| * | | | | Moved time.c inclusion from runtime/transport/transport.c to runtime/runtime.h.David Smith2009-06-162-1/+1
| | |_|_|/ | |/| | | | | | | | | | | | | | | | | | * runtime/runtime.h: Includes time.c. * runtime/transport/transport.c: Removed time.c inclusion.
* | | | | Merge branch 'master' of git://sources.redhat.com/git/systemtapDave Brolley2009-06-111-4/+4
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| * | | | gcc 3.4.6 compatibility: s/{true,false}/{1,0} in runtime/unwind.cFrank Ch. Eigler2009-06-101-4/+4
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* | | | | Only sign modules if --unprivileged is specified.Dave Brolley2009-06-112-6/+2
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Don't generate an error message for unsigned modules. Make sure module signature exists before attempting to copy to the cache. Allow timer p[robes for unprivileged users.
* | | | | Merge branch 'master' of git://sources.redhat.com/git/systemtapDave Brolley2009-06-035-11/+21
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| * | | | Detect kretprobe trampoline and use fallback unwinder.Mark Wielaard2009-06-034-10/+20
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * runtime/sym.h (_stp_kretprobe_trampoline): Document. * translate.cxx (unwindsym_dump_context): Add stp_kretprobe_trampoline_addr. (dump_unwindsyms): Detect kretprobe_trampoline_holder symbol address. (emit_symbol_data): Initialize and emit _stp_kretprobe_trampoline. * runtime/transport/symbols.c (_stp_do_relocation): Detect kernel load address and adjust _stp_kretprobe_trampoline. * runtime/stack-i386.c (__stp_stack_print): Always use fallback unwinder when hitting kretprobe_trampoline_holder. * runtime/stack-x86_64.c (__stp_stack_print): Likewise.
| * | | | Fixed cut-and-paste error.David Smith2009-06-021-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | * runtime/task_finder.c (__stp_call_mmap_callbacks_for_task): Fixed cut-and-paste error.
* | | | | Merge branch 'master' of git://sources.redhat.com/git/systemtapDave Brolley2009-06-021-52/+130
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| * | | | Avoid holding semaphore while making mmap callbacks.David Smith2009-06-011-52/+130
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | * runtime/task_finder.c (__stp_call_mmap_callbacks_for_task): Grabs the 'mmap_sem' sempaphore. Caches vma information, releases the semaphore, then makes mmap callbacks. (__stp_utrace_task_finder_target_quiesce): Calls __stp_call_mmap_callbacks_for_task() to make mmap callbacks on initial attach to a task.
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