path: root/ChangeLog

2006-10-09  Soren Sandmann  <ssp@localhost.localdomain>

	* process.c (process_get_vdso_bytes): New function.

	* elfparser.c (parser_new_from_data): export this function as
	elf_parser_new_from_data(). 

	* binfile.c (read_inode): Don't stat if filename is
	'[vdso]'. Instead just return -1;
	(bin_file_new): Use elf_parser_new_from_data() when the file is
	[vdso]. 

	* process.c (read_maps): Change the offset of the vdso map to 0
	and the inode to -1.

	* elfparser.c (elf_parser_lookup_symbol): Remove unused 'size'
	variable.

	* binfile.c (find_separate_debug_file): Deal with cycles in the
	debuglink graph.

	* configure.ac: Set version to 1.1.0. Print warning about HEAD.

2006-10-08  Soren Sandmann  <ssp@localhost.localdomain>

	* binfile.c: Don't include bfd.h

2006-10-08  Soren Sandmann <sandmann@redhat.com> 

	* sysprof.c (process_options): New function to support --version option

2006-10-08  Soren Sandmann  <sandmann@redhat.com>

	* elfparser.c (struct ElfParser): Add a cache of the text section.

	* binparser.c (struct BinParser): Add a cache of a bin record to
	get rid of malloc()/free() overhead.

	* elfparser.c (struct ElfSym): Cache the size of the symbol

2006-10-08  Soren Sandmann <sandmann@redhat.com>

	* elfparser.c: Remove now unused load-address heuristic

	* comment out debug spew

2006-10-08  Soren Sandmann <sandmann@redhat.com>

	* elfparser.c (read_symbols): Use "SHT_DYNSYM" for ".dynsym".

2006-10-08  Soren Sandmann <sandmann@daimi.au.dk>

	* binfile.c (find_separate_debug_file): Support _debuglink
	recursions.

	* elfparser.c: Check that the sections have valid types before
	using them. 

2006-10-08  Soren Sandmann  <sandmann@daimi.au.dk>

	* Delete various debug spew

2006-10-07  Soren Sandmann  <sandmann@daimi.au.dk>

	Deal with address offsets. Address lookup is now:

	- First convert the address to an offset into the file
	- Then convert to an offset into the text segment
	- Then add the load address of the text segment (found in the
	debug binary)
	- Then finally lookup the result in the symbol table.
	
	* elfparser.c (elf_parser_get_text_offset): New function

	* elfparser.c (elf_parser_lookup_symbol): Treat addresses as
	offsets into the text segment.

	* binfile.c (bin_file_new): Store the offset of the text section
	of the actual binary (not the debug one)

	(bin_file_lookup_symbol): Subtract text_offset before passing
	address to elf parser. 

	* module/sysprof-module.c: Remove include of linux/config.h

2006-08-27  Soren Sandmann <sandmann@redhat.com>

	* binparser.c: Remove old commented out code
	* module/sysprof-module.c: Add commented out code accessing entire
	stack. 

2006-08-27  Soren Sandmann  <sandmann@redhat.com>

	* module/Makefile ($(MODULE).o): Add dependency on sysprof-module.h

	* elfparser.c (elf_parser_get_eh_frame): Add this function.
	Remove some commented out code.

Sat Aug 26 19:05:51 2006  Søren Sandmann  <sandmann@redhat.com>

	* Formatting fixes in header files.

2006-08-26  Soren Sandmann <sandmann@daimi.au.dk>

	* elfparser.c: Update to new API
	
	* binparser.h: Delete commented out declarations. Add new
	functions.

	* binparser.c: Delete ParserFrame, replace with one current
	offset. 
	(convert_uint): Make static
	(bin_parser_get_uint): Delete this function
	(bin_parser_get_string): Change this function to use current
	offset instead of frame offset.
	(bin_parser_goto): New function
	(bin_parser_align): New function
	(bin_parser_get_uint32): New function
	(bin_parser_begin): Delete this function
	(bin_parser_end): Delete this function
	(bin_parser_index): Delete this function
	(bin_record_get_string_indirect): Make this function use _goto()
	instead of _begin()/_end()
	(bin_parser_get_offset): Make this function return current offset

2006-08-26  Soren Sandmann <sandmann@daimi.au.dk>

	* binparser.[ch]: Add new struct BinRecord. Comment out functions
	related to formats. Add new functions to get fields out of
	BinRecords.

	* elfparser.c: Update to new API.

2006-08-26  Soren Sandmann <sandmann@daimi.au.dk>

	* binparser.h: Add new bin_record() functions
	* binparser.c: Implement them.

2006-08-22  Soren Sandmann <sandmann@daimi.au.dk>

	* collector.c (unique_dup): Demangle instead of strdup.

2006-08-21  Soren Sandmann <sandmann@redhat.com>

	* elfparser.[ch]
	(elf_parser_get_sym_name): Rename elf_sym_get_* to
	elf_parser_get_sym_* and make these functions take a parser.
	(parser_from_sym): Delete this function.
	(elf_parser_new): Don't add to all_elf_parsers
	(elf_parser_free): Don't remove from all_elf_parsers
	(elf_parser_new): Rename to parser_new_from_file()
	(elf_parser_new_from_file): Rename to elf_parser_new

	* binfile.c: Update for new elfparser API

	* TODO: updates

2006-08-21  Soren Sandmann <sandmann@redhat.com>

	* binfile.c (struct BinFile): Add ref_count and filename
	(bin_files): Add map from filenames to BinFiles
	(bin_file_new): First look for BinFile in the cache.
	(bin_file_free): If refcount reaches 0, remove BinFile from cache.
	
	* TODO: Updates

2006-08-21  Soren Sandmann <sandmann@redhat.com>

	* process.c (process_lookup_symbol): Pass map->bin_file to
	bin_symbol_get_name.

	* binfile.h (bin_symbol_get_name): Add BinFile parameter

	* elfparser.c (elf_demangle): Use options DMGL_PARAMS | DMGL_ANSI

	* TODO: Updates

	* binfile.c: Rewrite this file to use ElfParser instead of libbfd.

	* configure.ac: Drop dependencies on libbfd and libiberty.

2006-08-21  Soren Sandmann <sandmann@redhat.com>

	* TODO: Update

	* elfparser.c (elf_parser_lookup_symbol): Change sense of size
	check.

2006-08-20  Soren Sandmann <sandmann@redhat.com>

	* elfparser.c (elf_parser_get_crc32): Initialize crc to 0xffffffff
	and invert it before returning.

	* elfparser.h: Declare elf_parser_get_debug_link()

2006-08-20  Soren Sandmann  <sandmann@daimi.au.dk>

	* elfparser.c (elf_parser_get_load_address): Comment out debug spew.
	(elf_parser_lookup_symbol): Add check that address is actually
	within the bounds of the found function.

2006-08-20  Soren Sandmann  <sandmann@daimi.au.dk>

	* process.h: Make process_lookup_symbol() return a string. Delete
	process_lookup_symbol_with_filename().

	* process.c (struct Process): Make "undefined" a string
	(lookup_kernel_symbol): Return a string 
	(process_lookup_symbol): Return a string, not a symbol

	* collector.c (unique_dup): Take a string instead of a
	Symbol. 
	(lookup_symbol): Make sym a string instead of a Symbol.

	* binfile.c (bin_symbol_get_name): New function.

	* binfile.[ch] (struct BinSymbol): Rename Symbol to BinSymbol and
	make it an opaque structure.

	* binfile.[ch]: Remove unused symbol operations

2006-08-20  Soren Sandmann <sandmann@daimi.au.dk>

	* elfparser.c (elf_parser_new_from_file): New function

2006-08-20   Soren Sandmann <sandmann@daimi.au.dk>

	* elfparser.c (elf_parser_get_debug_link): New function

	* elfparser.c: Delete SymbolTable typedef

	* binparser.[ch] (bin_parser_get_data): New function
	(bin_parser_get_length): New function

	* elfparser.[ch] (elf_parser_get_crc32): New function

	* TODO: Updates

	* elfparser.c (elf_parser_lookup_symbol): Offset passed in
	addresses by the load address.

	* elfparser.c (elf_parser_get_load_address): New function to
	compute the load address of the beginning of the file.

2006-08-20  Soren Sandmann  <sandmann@redhat.com>

	* elfparser.c (elf_sym_get_name): Read the name out of the file
	instead of out of the struct.

	* elfparser.c (struct ElfSym): Store an offset instead of the
	name. 

	* elfparser.c (all_elf_parsers): Keep track of all elf parsers
	created.
	
2006-08-20  Soren Sandmann  <sandmann@redhat.com>

	* Makefile.am, demangle.c: New file, made out of files from
	libiberty in binutils.

	* binfile.c: Use the new sysprof_cplus_demangle() function
	
	* elfparser.[ch]: Add code to lookup symbols. Add demangling
	function

	* testelf.c: Various tests

2006-08-19  Soren Sandmann  <sandmann@redhat.com>

	* elfparser.c: Many cleanups.

2006-08-16  Soren Sandmann  <sandmann@redhat.com>

	* testelf.c: Really add this file.

2006-08-15  Soren Sandmann  <sandmann@redhat.com>

	Add beginning of an ELF parser.
	
	* binparser.[ch]: New files
	* elfparser.[ch]: New files
	* testelf.c: New file
	* Makefile.am (testelf_SOURCES): Add new testelf program.

Sat Aug 12 16:13:05 2006  Søren Sandmann  <sandmann@redhat.com>

	* module/sysprof-module.c: Make n_samples per-cpu. Add an atomic
	variable in_timer_notify and use it to lock out simultaneous timer
	interrupts.

	* stackstash.c (decorate_node): Make decorate_node() static

	* TODO

Fri Aug 11 11:41:15 2006  Søren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

2006-08-08  Soren Sandmann  <ssp@localhost.localdomain>

	* sysprof.c (main): Make the load_file() idle low priority to
	avoid weird toolbar flash. 

	* TODO, NEWS, README: updates.

2006-07-31  Paolo Borelli  <pborelli@katamail.com>

	* sysprof.c (expand_descendants_tree): small cleanup.

2006-07-31  Soren Sandmann <sandmann@redhat.com>

	* stackstash.[ch]: Add a destroy notifier to StackStash

	* collector.c (collector_create_profile): Pass g_free as destroy
	notifier.

	* collector.c (collector_reset): Pass NULL as destroy notifier

	* profile.c (profile_load): Pass g_free here.

	* profile.c (struct Profile): Remove unused "Node" typedef 

	* collector.c (resolve_symbols): Free the array here.

	* TODO: various updates.
	
2006-07-30  Soren Sandmann <sandmann@redhat.com>

	* signal-handler.c: Simplify this file a bit, and make it not rely
	on atomic pointer writes.

2006-07-18  Bastien Nocera  <hadess@hadess.net>

	* configure.ac: we need at least glib 2.6.0 for the gstdio.h functions

2006-06-05  Soren Sandmann <sandmann@redhat.com>

	* TODO: Updates

Sat Apr 22 15:08:01 2006  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: updates
	* profile.c, sfile.c, sformat.c: Various formatting fixes.

Wed Apr  5 11:26:30 2006  Søren Sandmann  <sandmann@redhat.com>

	* TODO: updates

Mon Mar 27 23:04:30 2006  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: Updates.

	* sfile.c (handle_{begin,end}_element): Don't generate begin/end
	instructions for value elements.

	* sfile.c (build_instructions): Remove debugging spew.

Mon Mar 27 21:44:04 2006  Soeren Sandmann  <sandmann@redhat.com>

	* sformat.[ch]: New files containing a simplified and sanitized
	version of the state machine and type system from sfile.c.
	
	* sfile.c: Move the state machine and type management to separate
	files. Make the amount of memory used during loading and saving
	less obscene.

	* stackstash.c (stack_stash_new_from_root): Make this function
	store the root again.

Mon Mar 27 09:55:01 2006  Søren Sandmann  <sandmann@redhat.com>

	* TODO: updates

2006-03-11 Soren Sandmann <sandmann@redhat.com>

	* TODO: updates
	
	* stackstash.[ch]: Make stackstash refcounted

	* collector.c, profile.c: Update for refcounted stackstash, plug
	leak.

	* collector.c (open_fd): Remove FIXME comment

2006-03-05 Soeren Sandmann <sandmann@redhat.com>

	* sysprof-text.c, collector.c, sysprof.c: Do proper
	error-handling.

Fri Mar  3 22:28:03 2006  Soeren Sandmann  <sandmann@redhat.com>

	* process.c (process_lookup_symbol): Check that the inodes match.

	* binfile.c (read_symbols): Read the inode of the file

	* binfile.c (read_symbols): Close the bfd if the symbol table
	could not be read.

Thu Mar  2 22:54:37 2006  Soeren Sandmann  <sandmann@redhat.com>

	* treeviewutils.c (tree_view_foreach_visible): Handle NULL models.

	* sysprof.glade, sysprof.c: Revert back to three pane layout.

2006-02-17  Bastien Nocera  <hadess@hadess.net>

	* configure.ac:
	* module/sysprof-module.c: (timer_notify), (sysprof_open),
	(sysprof_release): more ifdef's to make it work with Red Hat
	Enterprise Linux 4's 2.6.9-based kernel

Sat Feb  4 23:53:05 2006  Søren Sandmann  <sandmann@redhat.com>

	* sysprof.glade: Remove ancestors pane in favor of radiobuttons in
	the right pane.

	* sysprof.c: Corresponding changes.

	* TODO: Updates

Wed Jan 25 11:24:04 2006  Søren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

Mon Jan 16 11:12:13 2006  Søren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

Sun Jan 15 20:22:20 2006  Soeren Sandmann  <sandmann@redhat.com>

	* module/sysprof-module.c (init_module): Print out sysprof version
	at module load time.

Sun Jan 15 00:24:02 2006  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

	* sysprof.c (build_gui): Rename 'callers' column 'ancestors'

	* profile.c (profile_list_callers): Make this function list all
	ancestors of the function. Also make it report correct numbers
	again. 

	* profile.c (profile_create_descendants): Remove debug spew

Sat Jan 14 18:24:43 2006  Soeren Sandmann  <sandmann@redhat.com>

	* configure.ac, Makefile.am: Only build GUI when the necessary
	dependencies are found.

	* sysprof.c (compute_text_width): Remove unused variable

	* profile.c (build_object_list): Follow next instead of siblings.

Fri Jan 13 23:11:33 2006  Søren Sandmann  <sandmann@redhat.com>

	* TODO: updates

Fri Jan 13 22:59:48 2006  Soeren Sandmann  <sandmann@redhat.com>

	* module/sysprof-module.c (sysprof_open): Initialize retval.

	* module/sysprof-module.c (sysprof_read): Copy contents of trace,
	not tail to the buffer.

Wed Jan 11 20:31:11 2006  Søren Sandmann  <sandmann@redhat.com>

	* process.c (read_maps): Also make offset a gulong (Samuel Mimram)

Wed Jan 11 17:51:54 2006  Søren Sandmann  <sandmann@redhat.com>

	* collector.c: Remove debug spew. 

	* TODO: updates

Mon Jan  9 09:58:25 2006  Soeren Sandmann  <sandmann@redhat.com>

	* module/sysprof-module.c (timer_notify): Remove START_OF_STACK
	check.

Mon Jan  9 00:59:21 2006  Soeren Sandmann  <sandmann@redhat.com>

	* process.c (read_maps): Use gulong for addresses. Bug reported by
	Martin Reddy.

Sun Jan  8 03:22:22 2006  Soeren Sandmann  <sandmann@redhat.com>

	* process.c (process_flush_caches): Resurrect this function.

	* collector.c (collector_reset): Call it from here

Sun Jan  8 02:19:34 2006  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: update

Thu Jan  5 17:52:10 2006  Søren Sandmann  <sandmann@redhat.com>

	* TODO: small updates
	* sysprof.c: cosmetic updates
	* module/sysprof-module.c: cosmetic updates

2005-12-20  Kristian Høgsberg  <krh@redhat.com>

	* module/sysprof-module.c: Remove left over debug print out and
	add support for multiple clients (readers).

Tue Dec 20 16:03:29 2005  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

	* sysprof-text.c (main): Make it try and load the module before
	complaining.

2005-12-20  Kristian Høgsberg  <krh@redhat.com>

	* Makefile.am: Dist and install udev rule.

	* collector.c: (open_fd):
	* sysprof-text.c: (no_module):
	* sysprof.c: (on_start_toggled): Update device filename.

	* 60-sysprof.rules: New udev rule file to set permissions for
	sysprof char device.

	* module/sysprof-module.c: Switch kernel module to use a misc char
	device instead.  Start and stop the timer on device open and
	close instead of module load and unload.

Tue Dec 20 12:19:34 2005  Søren Sandmann  <sandmann@redhat.com>

	* configure.ac: Add backslashes, pointed out by Ralph Siemsen.

Mon Dec 19 17:39:09 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof.c (add_text): Make the tree tree-shapeed.

Mon Dec 19 15:15:48 2005  Søren Sandmann  <sandmann@redhat.com>

	* module/sysprof-module.c (timer_notify): A few formatting
	fixes. Hopefully make it work with x86-64.

2005-11-29  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof.c (on_descendants_row_expanded_or_collapsed): New
	function. Update screenshot window when rows are expanded and
	collapsed.

2005-11-23  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof.c (update_screenshot_window): Update the screenshot
	window.

Wed Nov 23 00:44:34 2005  Soeren Sandmann  <sandmann@redhat.com>

	* module/sysprof-module.c: Various cleanups

	* TODO: updates

Tue Nov 22 23:38:09 2005  Soeren Sandmann  <sandmann@redhat.com>

	* module/sysprof-module.c: Remove unused pages_present()
	function. 

2005-11-18  Matthias Clasen  <mclasen@redhat.com>

	* configure.ac: Make configure work.

2005-11-13  Soeren Sandmann  <sandmann@redhat.com>

	* process.c: Add some experimental (and unused) code to look up
	kernel symbols.

Sat Nov 12 23:39:29 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof.c (set_sizes): Put the vertical splitter at 3/8 *
	screen_width.

	* configure.ac: Disable warning.

Sat Nov 12 19:44:43 2005  Søren Sandmann  <sandmann@redhat.com>

	* module/sysprof-module.c (read_frame): New function that uses
	copy_from_user_inatomic() as check_user_pages_readable() has
	disappeared in recent kernels.
	
	* module/sysprof-module.c (timer_notify): Use it here.
	
	* TODO: Updates

	* configure.ac: Change the wording of the CVS HEAD warning as this
	change seems to also have fixed the lockup with rawhide kernels.

Wed Nov  9 00:24:11 2005  Soeren Sandmann  <sandmann@redhat.com>

	* treeviewutils.[ch]: Add new tree_view_foreach_visible()
	function.

	* sysprof.c: Add update_screenshot_window() function.

Mon Nov  7 23:42:26 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof.c: Add beginning of a screenshot
	window.

	* sysprof.glade: Add screenshot window plus menu items.

	* stackstash.c: Remove unused function stack_node_list_leaves()

 	* xmlstore.c: Various crack

Sun Nov  6 23:03:49 2005  Soeren Sandmann  <sandmann@redhat.com>

	* profile.c (add_trace_to_tree): Test for !prev instead of !next.

Sun Nov  6  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: updates

	* collector.c (on_read): Only call back when a new sample actually
	arrived.

	* collector.c (collector_stop): close the filedescriptor

	* sysprof.c (on_start_toggled): Change sense of test.

	* sysprof.c (ensure_profile): Stop the collector.

	* sysprof.c (on_reset_clicked): Stop the collector when state
	becomes INITIAL.

Sun Nov  6 18:31:23 2005  Soeren Sandmann  <sandmann@redhat.com>

	* stackstash.c (stack_stash_foreach): 
	* stackstash.c (stack_node_foreach_trace): Make these function
	call back with GLists rather than GSLists.

	* profile.c (add_trace_to_tree): Iterate backwards instead of
	copying the list.

Sun Nov  6 17:06:52 2005  Soeren Sandmann  <sandmann@redhat.com>

	* profile.c (add_trace_to_tree): Turn this function into a
	StackFunction. 

	* stackstash.c (stack_node_foreach_trace): Make this function take
	a StackFunction, and reimplement with do_callback().

Sat Nov  5 18:06:40 2005  Soeren Sandmann  <sandmann@redhat.com>

	* profile.c (profile_create_descendants): Use callbacks from
	stackstash.

	* stackstash.c (stack_node_foreach_trace): New function
	* stackstash.c (do_node_callback): New function

Sat Nov  5 12:39:33 2005  Soeren Sandmann  <sandmann@redhat.com>

	* profile.c (add_trace_to_tree): Don't compute the total field.

	* profile.h (struct ProfileDescendant): Remove 'total' field. 

	* sysprof.c: Delete DESCENDANTS_TOTAL column and everything
	related to it.

	* profile.c: Remove commented out code

	* sfile.c (handle_text): Don't copy the text

2005-11-04  Soren Sandmann  <sandmann@redhat.com>

	* collector.[ch]: Add copyright statement.

	* collector.c (on_read): Handle time getting set backwards.

	* collector.c: Remove unused empty_filedescriptor() function.

2005-11-03  Soren Sandmann  <sandmann@redhat.com>

	* configure.ac: Make the message about the kernel source package
	more informative. Code from Kjetil Torgrim Homme.

	* sysprof.c (on_start_toggled): Only delete the data if the 
	profiling can actually be started.

2005-11-01  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof.c (on_start_toggled): Update GUI after showing error
	message.

	* sysprof.glade: Rename File menu Profiler, move
	Start/Profile/Reset here, delete View menu.

Mon Oct 31 23:41:33 2005  Soeren Sandmann  <sandmann@redhat.com>

	* stackstash.h (struct StackNode): Add "total" field.

	* stackstash.c (stack_stash_add_trace): Keep track of the
	aggregate size.

	* profile.c (profile_get_size): Sum the totals of the siblings
	instead of all the children.

	* profile.c (build_object_list): Correctly compute obj->self

	* profile.c (profile_load): Don't ignore the node->total field.

	* profile.c (serialize_call_tree): Save node->total instead of the
	computed total

	* profile.c (compute_total): Use n->total instead of computing it
	from scratch.

	* profile.c: Remove unused sum_children() function.

	* TODO: Updates

	* process.c (process_get_from_pid): Plug leak.

Mon Oct 31 21:36:37 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof.c (fill_main_list): free the profile objects.

	* sysprof.c (struct Application): Remove unused variable.

Mon Oct 31 00:22:58 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof.c (set_application_title): Use APPLICATION_NAME macro

	* sysprof.c (load_file): Don't leak the FileOpenData

	* TODO: updates

2005-10-30  Soren Sandmann <sandmann@redhat.com>

	* configure.ac, Makefile.am: Don't link sysprof-text to gtk+.

2005-10-30  Soren Sandmann <sandmann@redhat.com>

	* Merge stackstash-reorg branch into HEAD

2005-10-30  Soren Sandmann <sandmann@redhat.com>

	* Makefile.am, sysprof.c, sysprof-text.c, collector.[ch]: Rename
	profiler -> collector

2005-10-30  Soren Sandmann <sandmann@redhat.com>

	* profile.c (profile_load): Reenable loading. 

2005-10-30  Soren Sandmann <sandmann@redhat.com>

	* profile.c (profile_save): Reenable saving.

Sat Oct 29 21:37:42 2005  Soeren Sandmann  <sandmann@redhat.com>

	* stackstash.c (stack_stash_foreach): Rename
	stack_stash_foreach_reversed() to stack_stash_foreach(). Delete
	the old, unused stack_stash_foreach().

	* stackstash.h: Remove stack_stash_foreach_reversed(). 

	* profiler.c: Use new name.	

Sat Oct 29 18:37:37 2005  Søren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

Sat Oct 29 17:38:01 2005  Søren Sandmann  <sandmann@redhat.com>

	* stackstash.[ch]: Add stack_stash_get_root(). 

	* profile.c (profile_get_size): Make this function work again. 

Sat Oct 29 16:58:22 2005  Søren Sandmann  <sandmann@redhat.com>

	* profile.c: Delete all the obsolete stuff related to call tree.

	* TODO: update

Sat Oct 29 16:52:32 2005  Søren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

	* profile.c: Comment out a lot of unused stuff. Also temporarily
	comment out loading and saving.

Sat Oct 29 16:45:34 2005  Søren Sandmann  <sandmann@redhat.com>

	* profile.c (compute_total): New function.

	* profile.c (profile_list_callers): Port this function over to use
	StackNodes instead.

Sat Oct 29 16:22:28 2005  Søren Sandmann  <sandmann@redhat.com>

	* profile.c (build_object_list): Make this function allocate
	the ProfileObjects.

	* stackstash.[ch]: Add stack_stash_foreach_by_address()

	* profile.c (profile_get_objects): Use it here to reimplement 
	profile_get_objects() in terms of the stackstash.

Sat Oct 29 15:33:07 2005  Søren Sandmann  <sandmann@redhat.com>

	* profile.c (profile_new): Add stash field to profile.

	* stackstash.[ch]: Add stack_node_list_leaves();

	* profile.c (profile_create_descendants): Port this function over
	to use StackNodes instead.

Sat Oct 29 14:43:00 2005  Søren Sandmann  <sandmann@redhat.com>

	Fix crash pointed reported by Rudi Chiarito. 
	
	* stackstash.c (stack_stash_add_trace): Just return if
	n_addrs is 0. 

	* sysprof.c (on_read): Only trace if n_addresses != 0. 

Sat Oct 29 03:47:03 2005  Soeren Sandmann  <sandmann@redhat.com>

	* profile.[ch], sysprof.c: Get rid of ProfileObject for callers
	and descendants.

	* TODO: updates.

Sat Oct 29 02:57:34 2005  Soeren Sandmann  <sandmann@redhat.com>

	* stackstash.[ch]: Export the StackNode struct, add new
	nodes_by_data hashtable to StackStash object, keep track of
	whether objects are toplevels.

	* TODO: some updates.

Sat Oct 29 14:29:55 2005  Søren Sandmann  <sandmann@redhat.com>

	* README, TODO: updates

Fri Oct 14 11:44:43 2005  Søren Sandmann  <sandmann@redhat.com>

	* configure.ac: Add a warning about known bugs in the kernel
	module in this branch.

	* TODO: updates.

Tue Oct 11 22:40:24 2005  Soeren Sandmann  <sandmann@redhat.com>

	* module/sysprof-module.c (SAMPLES_PER_SECOND): Add back these
	constants, but this time make sure we won't divide by 0 or
	anything like that.

Mon Oct 10 22:50:57 2005  Soeren Sandmann  <sandmann@redhat.com>

	* Merge in changes from HEAD

Thu Oct  6 22:28:39 2005  Soeren Sandmann  <sandmann@redhat.com>

	* stackstash.c (do_callback): Call stack func if node->size > 0,
	not if node->children != NULL
	* stackstash.c (do_reversed_callback): same
	* profile.c (generate_presentation_name): Delete this function
	* profile.c (generate_key): Delete this function.

Wed Oct  5 23:57:08 2005  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

	* profile.c (generate_call_tree): Delete all the process stuff

	* profile.c (node_add_trace): Delete process argument

	* profile.c (lookup_profile_object): Don't generate a string key,
	just use the address directly.

	* profile.c (ensure_profile_object): Use the address as
	presentation name.

	* profiler.c (profiler_create_profile): Pass in the resolved
	stash. 

Sun Oct  2 21:08:16 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof.c (on_delete): Work around glib bug 317775

	* sysprof-text.c (signal_handler): Work around glib bug 317775

Sun Oct  2 16:31:37 2005  Soeren Sandmann  <sandmann@redhat.com>

	* stackstash.c (stack_stash_foreach_reversed): Add this function

	* process.c: Add a per-process undefined symbol.

	* profiler.c (resolve_symbols): Add code to do symbol resolution
	here.

	* TODO: Updates

Sat Oct  1 18:32:52 2005  Soeren Sandmann  <sandmann@redhat.com>

	* profile.h, sysprof.c: Remove some unnecessary includes.

Sat Oct  1 18:12:44 2005  Soeren Sandmann  <sandmann@redhat.com>

	* profiler.[ch]: Add profiler_get_n_samples(); add unused
	empty_file_descriptor()

	* profile.h: Add include guards
	
	* process.[ch]: Delete process_flush_caches();

	* helper.[ch]: Remove these files

	* sysprof.c: Use the new profiler class.

	* sysprof-text.c: Use the new profiler class

	* Makefile.am: Various cleanups.

Sat Oct  1 17:05:43 2005  Soeren Sandmann  <sandmann@redhat.com>

	* profiler.[ch]: New files containing a profiler class with code
	that can be shared between gui and command line.
	
	* sysprof.c (main): Remove some commented out code

	* stackstash.c (do_callback): Store the trace on the stack instead
	of allocating it dynamically.

Sat Oct  1 01:50:15 2005  Soeren Sandmann  <sandmann@redhat.com>

	* stackstash.c (sstack_stash_add_trace): Simplify this function a
	lot.

	* helper.c: Include "process.h"

Sat Oct  1 01:29:06 2005  Soeren Sandmann  <sandmann@redhat.com>

	* profile.c (generate_object_table, generate_call_tree): Don't
	take the process as an argument. Instead dig it out of the
	stacktrace.
	
	* helper.c (add_trace_to_stash): New file, that adds a stacktrace
	and a process to a stackstash.
	
	* stackstash.[ch]: Remove all traces of the concept of
	Process. Simplify stack_node_add_trace() somewhat.

Mon Oct 10 22:49:03 2005  Soeren Sandmann  <sandmann@redhat.com>

	* module/sysprof-module.c: Delete lots of commented-out code.

Mon Oct 10 14:33:50 2005  Søren Sandmann  <sandmann@redhat.com>

	* configure.ac: Add --disable-kernel-module option. Patch from
	Pascal Terjan. 

Mon Oct 10 13:00:20 2005  Robert Love  <rml@novell.com>

	* module/sysprof-module.c: Don't use INTERVAL or SAMPLES_PER_SECOND
	  now that we use register_timer_hook(), which hits off the timer
	  interrupt at HZ freqency (1/250 second on x86).

Sat Oct  1 01:21:57 2005  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: Update

Wed Sep 28 12:08:32 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof-text.c: Add my name to the copyright statement

Tue Sep 27 01:33:33 2005  Soeren Sandmann  <sandmann@redhat.com>

	* process.c (process_lookup_symbol): If the address is 0x01, treat
	as kernel, regardless of whether we have a map for that address or
	not.

	* module/sysprof-module.c (timer_notify): Take a stack trace of
	the current process, even when we are in kernel mode. This way we
	can assign kernel activity to individual user space stacktraces.

	* TODO: updates.
	
Sat Sep 24 14:41:23 2005  Soeren Sandmann  <sandmann@redhat.com>

	* configure.ac: Bump version number to 1.1.0

	* signal-handler.c: Many, mostly cosmetic, cleanups

	* sysprof-text.c: uninstall signal handlers when exiting

Sat Sep 24 00:01:42 2005  Soeren Sandmann  <sandmann@redhat.com>

	* Nakefile.am, sysprof-text.c: New non-GUI version, written
	by Lorenzo Colitti, with some changes by me.

	* signal-handler.[ch]: New files that provide a way to get UNIX
	signals into a glib main loop.

	* README: add Lorenzo to credits
	
Fri Sep 23 20:46:40 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof.c (build_gui): If the glade file doesn't exists pop up 
	an alert suggesting running 'make install'

	* sysprof.c: Remove some commented out code

Sat Sep 17 14:35:32 2005  Soeren Sandmann  <sandmann@redhat.com>

	* Release 1.0 (this comment was added post facto)
	
	* Bump version numbers
	* README: update
	* TODO: Updates

Sun Sep  4 19:38:51 2005  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

Tue Aug 30 16:57:33 2005  Søren Sandmann  <sandmann@redhat.com>

	* configure.ac: Complain if we can't find /lib/modules/`uname
	-r`/build/Makefile. 

	* process.c (process_lookup_symbol): Take an address of 0x1 to
	mean "in kernel".

	* module/sysprof-module.c (timer_notify): When reporting in-kernel
	time, give the current pid instead of -1.

	* TODO: updates

Mon Aug 15 20:39:11 2005  Soeren Sandmann  <sandmann@redhat.com>

	* binfile.c, process.c, profile.c: Fix some warnings.

Mon Aug  1 23:49:51 2005  Soeren Sandmann  <sandmann@redhat.com>

	* module/sysprof-module.c (REG_INS_PTR): Add support for
	amd64/x86-64. Patch from Mike Frysinger.

Sun Jul 10 10:51:52 2005  Soeren Sandmann  <sandmann@redhat.com>

	* binfile.c: Various minor clean-ups

Sat Jul  9 23:20:39 2005  Soeren Sandmann  <sandmann@redhat.com>

	* binfile.c (bin_file_new): Cache BinFiles by filename.

	* stackstash.c (stack_stash_free): Plug leak

	* process.c (process_free_maps): Plug leak

	* module/Makefile (install): Check that depmod exists before
	running it.

Sun Jun 19 15:42:34 2005  Søren Sandmann  <sandmann@redhat.com>

	* module/sysprof-module.c (SAMPLES_PER_SECOND): Set to 200.

	* sysprof.c (on_about_activated): Add version information

	* configure.ac: Bump version to 0.91
	
	* README: Updates

Sat Jun 18 22:45:04 2005  Søren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

	* configure.ac: Check for Linux 2.6.11

	* process.c (get_pidname): Present pid=-1 as [kernel].

	* module/sysprof-module.c: Use register_timer_hook() instead of
	a kernel timer. Set trace.pid to -1 if interrupt happens in
	kernel.

Sun Jun 12 20:30:37 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof.c (build_gui): Disable type-ahead search for all the
	tree views.
	
	* sysprof.c (on_object_selection_changed): Call it from here

	* sysprof.c (expand_descendants_tree): New function that
	determines what nodes to expand in the descendatns view. 

Sun Jun 12 13:37:15 2005  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

Thu Jun  9 13:28:33 2005  Søren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

Thu May 26 01:10:45 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof.c (on_callers_row_activated): Grab focus on the callers
	view, not the descendants view.
	
	* sysprof.c (on_read): Add a short "dead" period after a reset,
	so that 'samples' will actually be 0 for a while.
	
Mon May 23 01:37:26 2005  Soeren Sandmann  <sandmann@redhat.com>

	* README: Remove comment about auto* stuff, link to

		http://www.daimi.au.dk/~sandmann/sysprof/

Sun May 23 16:10:00 2005  Soeren Sandmann  <sandmann@redhat.com>

	-=-=-=-=-=- Release v. 0.9 -=-=-=-=-=-
	
Sun May 22 21:06:36 2005  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

Sat May 21 20:58:59 2005  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: update
	
	* sysprof.c (on_menu_item_activated): New function. 

	* sysprof.c (build_gui): Hook up menu items.

	* module/sysprof-module.c (init_module): Remove module_init/exit
	as they cause build failure on kernels < 2.6.11.

Sat May 21 00:59:38 2005  Søren Sandmann  <sandmann@redhat.com>

	* TODO: update

Wed May 18 22:21:52 2005  Søren Sandmann  <sandmann@redhat.com>

	* module/sysprof-module.c: Remove ref-counting since it didn't
	actually do any good.

	* sysprof.c (load_module): Use g_spawn_command_line_sync() instaed
	of system().

Sun May 15 11:56:30 2005  Søren Sandmann  <sandmann@redhat.com>

	* module/sysprof-module.c: First attempt at making module robust
	agains unloading when in use.

Sun May 15 10:24:09 2005  Soeren Sandmann  <sandmann@redhat.com>

	* Makefile.am, module/Makefile: Do more-or-less what the automake
	manual suggests about foreign subdirectories.

Sat May 14 16:36:32 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof.c (set_application_title): Update the title bar on
	load/save

	* treeviewutils.c, sfile.c: Fix compiler warnings

	* Makefile.am: define PIXMAPDIR
	
Sat May 14 15:49:52 2005  Søren Sandmann  <sandmann@redhat.com>

	Auto*ify.
	
	* TODO: updates

	* AUTHORS, INSTALL, Makefile.am, NEWS, configure.ac: New files

	* module/Makefile: New file

	* module/sysprof-module.c, module/sysprof-module.h: Move these
	files to their own directy, as the kernel build system does not
	work very well with auto*.

	* sysprof.c, autogen.sh: Some auto* changes.
	
Sun May  8 16:31:32 2005  Søren Sandmann  <sandmann@redhat.com>

	* TODO: more updates

	* sysprof.c: Try loading the module before complaining

Sun May  8 15:45:08 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof-module.c (do_generate): Restore lost wake_up().

	* sfile.c: Comment out use of bz2.

	* Makefile: Add an install target. Add GLADE_DIR and PIXMAP_DIR

	* sysprof.c (build_gui): use GLADE_DIR and PIXMAP_DIR here.

	* TODO: Updates.

Sat May  7 13:57:17 2005  Søren Sandmann  <sandmann@redhat.com>

	* sfile.c (sfile_output_free): Implement this function
	
	* sfile.c (sfile_input_free): Implement this function

Fri May  6 23:38:48 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof-module.c (do_generate): Another desparate hack to try
	and prevent the oops.

Sat Apr 30 16:57:23 2005  Soeren Sandmann  <sandmann@redhat.com>

	* process.c (PAGE_SIZE): Use getpagesize()

	* TODO: More updates

Sat Apr 30 15:44:12 2005  Søren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

	* sysprof-module.c (get_regs): Change the way we get registers for
	a task so that it works with 2.6.11

Sat Apr 23 19:17:18 2005  Søren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

Sat Apr 23 19:12:52 2005  Søren Sandmann  <sandmann@redhat.com>

	* profile.c: Store a pointer to the root of the call tree

	* profile.c (profile_load): Call sfile_input_free()

	* sfile.c (sformat_free): Implement this function

Sat Apr 23 18:38:46 2005  Søren Sandmann  <sandmann@redhat.com>

	* sfile.c (post_process_read_instructions): Check pointer types

	* sfile.c (post_process_instructions_recurse): Delete this unused function

Sat Apr 23 17:49:33 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof-module.c (page_readable): New function to check if the
	page is readable before reading. Noop on kernel <= 2.6.11

	* sysprof-module.c (get_mm, put_mm): New functions to confine
	#ifdefs. 

Sat Apr 23 17:48:22 2005  Søren Sandmann  <sandmann@redhat.com>

	* Makefile (MODCFLAGS): Disable optimization as I suspect
	the oops is related to miscompilation.

Fri Apr 22 00:09:16 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof-module.c (read_user_space): On >= 2.6.11 check that the
	pages are present and readable before reading them.

Tue Apr 19 23:26:45 2005  Kristian Høgsberg  <krh@bitplanet.net>

	* Makefile (check): Add simple check target that runs a sanity
	check of the build environment.

Sun Apr 17 00:20:41 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof.c (on_open_clicked): Factor out some stuff in their own
	functions.

	* sysprof.c (load_file): Idle handler to load files given on the
	command line.

	* sysprof.c (main): If a filename is passed on the command line,
	load it in an idle handler.

Sun Apr 17 00:19:03 2005  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

Sat Apr 16 19:51:48 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof-module.c (read_user_space): Read a whole page at a time.

Sat Apr 16 14:15:55 2005  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: Update
	
	* sysprof-module.c (x_access_process_vm): On kernel 2.6.9 and
	later use get_task_mm()/mmput() instead of directly accessing
	task->mm.

Sat Apr 16 01:54:18 2005  Søren Sandmann  <sandmann@redhat.com>

	* TODO: Add backtrace for kernel oops.

Fri Apr 15 16:37:45 2005  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: updates

	* sysprof.c (sorry): If you hit profile when the module isn't
	loaded, pop up an annoying dialog.

	* sysprof-module.c: Clean-ups, remove various unused abstractions.

Sat Apr  9 17:49:13 2005  Søren Sandmann  <sandmann@redhat.com>

	* COPYING: Add a copy of the GPL

Sat Apr  9 17:04:50 2005  Søren Sandmann  <sandmann@redhat.com>

	* Makefile: Remove debug spew

	* *: Add copyright notices

Fri Apr  8 21:30:02 2005  Søren Sandmann  <sandmann@redhat.com>

	* TODO: More updates

Fri Apr  8 20:48:58 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof.c (build_gui): Load the icon, hook up "about"
	activation.

	* sysprof.c (on_about_activated): New function. Show an about
	dialog.

	* sysprof.c (struct Application): Add an icon field

	* TODO: Updates
	
	* sysprof-icon.png: Icon, drawn by Diana Fong

Tue Apr  5 23:01:02 2005  Søren Sandmann  <sandmann@redhat.com>

	* binfile.c (read_symbols): Put back the weird loop, and stop
	pretending I understand this. This time use SEC_ALLOC instead of
	SEC_LOAD.

Tue Apr  5 20:13:44 2005  Søren Sandmann  <sandmann@redhat.com>

	* process.c (process_ensure_map): Add commented out debug spew.

	* process.c (process_lookup_symbol): Remove all should_offset()
	function and all references to it.

	* binfile.c (bin_file_lookup_symbol): Document that address must
	be in file coordinates.

	* binfile.c (read_symbols): Remove misguided code that tried to
	guess the load address of the file. Instead, do all computations
	in "file coordinates". Also fix a memory leak. Add commented out
	debug spew.

	* binfile.c (separate_debug_file_exists): Fix signedness

Tue Apr  5 14:34:43 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof-module.c (x_access_process_vm): Make it compile with
	kernel 2.6.11

	* TODO: updates

Mon Apr  4 00:57:11 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof.c: Busy cursors in many more places.

	* TODO: updates

Sun Apr  3 23:28:45 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof-module.c (do_generate): Re-schedule the timeout here
	instead of in on_timer().
	
	* sysprof-module.c (on_timer): Only block tasks in the
	TASK_RUNNING state. 

Sun Apr  3 17:03:33 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof-module.c (queue_generate_stack_trace): Put current
	process to sleep.

	* sysprof-module.c (do_generate): Wake up the traced process

Thu Mar 31 23:09:09 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof.c (build_gui): Remove stray %

Thu Mar 31 21:18:13 2005  Søren Sandmann  <sandmann@redhat.com>

	* treeviewutils.c (add_double_format_column): Right justify numbers

	* sysprof.c (build_gui): Add a space after the numbers

	* sysprof.c (on_callers_row_activated): Focus object view

	* sysprof.c (on_descendants_row_activated): Focus new descendants
	tree. 

Thu Mar 31 19:51:51 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof-module.c (do_generate): Walk all threads, not just all
	processes.

	* TODO: Add disk profiling ideas

Thu Mar 31 00:19:47 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof.c (set_busy): Make this function work

	* sysprof.c (on_profile_toggled): Use it here

	* sysprof.c (on_object_selection_changed): And here

	* profile.c (add_trace_to_tree): Use GPtrArrays instead of
	GHashTable and GList.

Mon Mar 28 11:09:02 2005  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: updates

Sat Mar 26 19:26:52 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof.c: Show the right number of samples afte Open; remove
	shadows from menu bars and toolbars; some other tweaks.

Sat Mar 26 11:26:00 2005  Soeren Sandmann  <sandmann@redhat.com>

	* TODO: Updates

	* sfile.c (add_string): Use g_markup_escape_text() to escape the
	string before adding it to the file.

	* sysprof.c (empty_file_descriptor): New function to make sure 
	samples generated before profiling started are ignored. 
	(set_busy): New commented out function to set a busy cursor.

Fri Mar 25 21:31:08 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof.c (update_sensitivity): Comment out sensitivity of reset button.

Fri Mar 25 21:25:31 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof.c (get_current_object): Return NULL if nothing is
	selected.

Fri Mar 25 20:54:08 2005  Søren Sandmann  <sandmann@redhat.com>

	* TODO: More updates

Fri Mar 25 20:25:44 2005  Søren Sandmann  <sandmann@redhat.com>

	* README: Require gtk+ 2.6

	* treeviewutils.c (add_plain_text_column): Ellipsisize text columns.

Fri Mar 25 19:39:24 2005  Søren Sandmann  <sandmann@redhat.com>

	* TODO: Remove "loading and saving"

	* sysprof.glade: Add ellipsises to Open and Save menu items.

	* sysprof.c (overwrite_file): Add this function, cutted-and-pasted
	from evince.

	* sysprof.c (on_save_as_clicked, on_open_clicked): Use
	GtkFileChoosers to pick the names.

	* sysprof.c: Various GUI updates.

Fri Mar 25 19:36:28 2005  Søren Sandmann  <sandmann@redhat.com>

	* sfile.c (bz2_compress): Add this function  Don't actually make
	any produce use of it.

	* profile.c (make_hash_table): Get rid of warning

Thu Mar 24 19:09:33 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof.c: Various GUI updates 

	* TODO: update
	
	* sfile.[ch] (sformat_new_optional): Add some notes about an
	"optional" construction.

Wed Mar 23 00:04:07 2005  Soeren Sandmann  <sandmann@redhat.com>

	Primitive loading and saving.
	
	* sysprof.c (on_open_clicked): Hook up loading.

	* sfile.c: Add a copy of g_file_replace() from glib CVS HEAD.

	* sfile.c (add_string): Escape and quote the string

	* sfile.c (sfile_load): Initialize current_instruction and
	instructions_by_location

	* sfile.c (post_process_instructions_recurse): Handle NULL
	pointers properly.

	* sfile.c (handle_begin_element, handle_end_element, handle_text):
	Move error handling here from state_transition_begin/text/end.

	* sfile.c (handle_text): Discard whitespace-only strings

	* sfile.c (sfile_get_pointer, sfile_get_integer,
	sfile_get_string): expect both begin, value, and end transitions.

	* sfile.c (hook_up_pointers): Only treat instructions as pointer
	values when they are. Handle NULL targets properly. 

	* sfile.c (get_number): Fix a few read-freed-data bugs

	* profile.c (profile_load): Call sfile_end_get() for the profile;
	build the nodes_by_objects hash table. Build the call tree.

	* profile.c (create_format): Don't store next pointer, but do
	store total, self and toplevel.

	* profile.c (make_hash_table): New function to build
	nodes_by_object hashtable from loaded data

Sat Mar 12 11:05:19 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sysprof-module.c: Fix small bug in add_timeout()
	* sysprof.c (build_gui): More descriptive tree labels
	* TODO: update

Thu Mar 10 16:37:52 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof.c (build_gui): s/Cummulative/Cumulative/. Pointed out by
	Ian McIntosh.

Mon Mar  7 14:47:09 2005  Søren Sandmann  <sandmann@redhat.com>

	* README: Add note that you need to compile the module with
	the same compiler that compiled the kernel.

Sun Mar  6 22:56:21 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sfile.c: Generate id's for objects and pointers.

Sat Mar  5 01:09:33 2005  Soeren Sandmann  <sandmann@redhat.com>

	* sfile.c: Bug fixes. Add actual generation.

Fri Mar  4 13:47:13 2005  Søren Sandmann  <sandmann@redhat.com>

	* sysprof.c: Remove include of non-existing tracing.h

Thu Mar  3 23:48:13 2005  Soeren Sandmann  <sandmann@redhat.com>

	* profile.c (profile_load): Write this function.

	* sfile.c: Add support for user defined record and list types.
	Simplify logic a lot.

Wed Mar  2 23:39:50 2005  Soeren Sandmann  <sandmann@redhat.com>

	* profile.[ch], sfile.[ch]: Experiment with a
	file-format-description format.

	* sysprof.c: Add commented out code using /proc/ based
	timeout.
	
Fri Jan 21 11:23:54 2005  Søren Sandmann  <sandmann@redhat.com>

	* README: Some updates - add note about SMP kernels.

	* sysprof-module.c: Go back to just sampling the current
	process.

	* ChangeLog: I guess these do make sense, so start one.