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14 Commits

Author SHA1 Message Date
Dimitry Ivanov 8cbe97de7f Remove unnecessary memsets in linker allocators 
Test: linker-unit-tests
Test: bionic-unit-tests --gtest_filter=dl*:Dl*
Change-Id: I96f983dba77c9cb5698a9eb2e51b33bc128c6dd7
 2017-02-09 15:53:54 -08:00
Dimitry Ivanov 65707b696a Improvements to initialization of linker_allocator 
Make linker_allocator independent of the order of global constructors.

Bug: http://b/30483811
Change-Id: I18a323175661b8e1c9e398f2d6112f7a08d2cceb
Test: boot the device with I3ac91758a1a043146c65f2ae0f36fcfbe372c30f
 2016-07-29 14:05:39 -07:00
Dimitry Ivanov f857211675 Use trivial types to avoid calls to new for globals 
To avoid initialization ordering problem avoid constructing
non-trivial global objects for linker_logger.

This patch also adds explicit check for bloc_size_ on alloc

Change-Id: I2cb3b13a10b7fac1f52a20038af77266d3e1da96
 2016-07-13 10:33:15 -07:00
Dimitry Ivanov d9d6a84c01 Unify names for pages allocated for small objects 
Bug: http://b/26776399
Change-Id: Id5b6f143a526cecca56de18ddad8857dfa1dd165
 2016-01-26 17:54:13 -08:00
Dimitry Ivanov 3edc5c41bb linker: align allocated blocks to 16 bytes 
C/C++ requires the result of malloc/new to be
aligned for any primitive type.

Change-Id: I715b7679e738f34b3b409993fb3ef242e1321b7f
 2016-01-21 14:28:33 -08:00
Dmitriy Ivanov 19656ce537 General purpose memory allocator for linker. 
Add basic general purpose memory allocator to
 linker in order to enable usage of other libraries
 like libziparchive.

Change-Id: I4a680ebb36ed5ba67c61249f81dba9f567808434
 2015-03-16 11:19:53 -07:00
Dmitriy Ivanov c9ce70d783 Refactoring: rename linker_allocator files 
Change-Id: Ifc08e64b3a85205f072b7abab1149c7ab71e2f75
 2015-03-10 15:30:26 -07:00
Elliott Hughes 05fc1d7050 Add missing includes. 
Change-Id: Ibf549266a19a67eb9158d341a69dddfb654be669
 2015-01-28 19:23:11 -08:00
Dmitriy Ivanov 51a22a12ab Label pages mapped by linker_allocator 
Change-Id: I7e0bf29bc1a480e9be0d1ae573ca1063d90d82ff
 2014-08-11 09:22:48 -07:00
Dmitriy Ivanov 4151ea73b7 Fix global variable initialization for linker 
Linker now calls init functions for itself.

Change-Id: Ibd099812493041ac70f591e3f379ee742b4683b8
 2014-07-24 15:33:25 -07:00
Dmitriy Ivanov d59e50063a Improve detection of already loaded libraries 
Linker is now able to resolve symlinked libraries correctly.

soinfo is extended to save the graph of dependencies during
load/unload. Dependencies are used only in CallConstructor.

Bug: 9741592
Change-Id: Id9c48a74c46aa89bcdf3d54ec2f8ba3d398130b1
 2014-05-14 15:16:35 -07:00
Dmitriy Ivanov 1079406cab Fix for linker allocator 
Change-Id: I18a3f1a8515657f0deb69266184fb516a27f90e8
 2014-05-14 12:52:57 -07:00
Dmitriy Ivanov bc23e530c4 Remove page level mprotects 
Freeing block mprotects on the page which it turn
may lead to application crash if linker subsequently
tries to modify another block on the page.

Bug: 14895266
Change-Id: I8ff7f5df467d7be184242de652032b3c84e24b76
 2014-05-13 18:34:48 -07:00
Dmitriy Ivanov d597d263bc Refactor linker allocator 
Makes it reusable for different fixed sized and not very
big structures (<PAGE_SIZE).

Change-Id: Id5ec13fc6541b1935ef7fe3671c22b98685abbae
 2014-05-12 21:40:09 -07:00