Commit Graph

480 Commits

Author SHA1 Message Date
daan
9629d73188 fix options 2020-01-15 18:07:29 -08:00
daan
7a1e86fc20 merge from dev 2020-01-15 18:03:37 -08:00
daan
ad32eb1dfb eager collect on page reclamation 2020-01-15 17:57:19 -08:00
daan
0099707af9 use delayed free for all pages; reduce size of the page structure for improved address calculation 2020-01-15 17:19:01 -08:00
daan
c9b5ac80b3 update page reset queue to just do delayed page resets 2020-01-15 12:00:44 -08:00
daan
783e3377f7 add output argument to stat printing 2020-01-15 10:53:54 -08:00
daan
0956a05bf6 add argument pointer to the register deferred free callback 2020-01-15 10:21:32 -08:00
daan
f92a2a7264 add argument pointer to the register output routine 2020-01-15 10:18:32 -08:00
daan
941c55ee42 wip: first implementation of page free list on segments for effecient delayed page reset 2020-01-14 21:47:18 -08:00
daan
65f4f5144b fix out-of-bounds error in huge OS page bitmap 2020-01-13 17:06:25 -08:00
daan
5f61a9e896 add mprotect error when the mmap limit might be reached in secure mode (see issue #77) 2020-01-09 17:52:28 -08:00
daan
8f75444e7a fix windows debug build at MI_DEBUG=2 2020-01-08 23:21:32 -08:00
daan
12ef2816ed fix bug exposed by commit 59fa286 where reclaimed pages could be stuck to NEVER_DELAYED 2020-01-08 19:00:03 -08:00
daan
683d8998d4 fix potential A-B-A problem with segment abandonment; noticed by Manual Poeter and Sam Gross 2020-01-08 17:45:38 -08:00
daan
50b3f6d7ae fix assertion 2020-01-08 16:33:45 -08:00
daan
d4ab0ff08c fix timeout on huge page reservation if set to 0 2020-01-07 14:15:37 -08:00
daan
4223caac0f on Linux dynamically detect if getrandom is supported and fall back to /dev/urandom if needed 2020-01-06 22:08:21 -08:00
daan
d8d69c2c94 disable MAP_NORESERVE on huge pages 2020-01-05 22:07:16 -08:00
daan
45582d1fb5 revert a2a9230 (remove empty page removal on search): this is not generally valid when concurrent frees do not always add to thread_delayed_free. 2020-01-05 13:58:49 -08:00
daan
59fa286294 fix bug where continue would wrongly exit the do-while loop for delayed freeing 2020-01-05 13:52:07 -08:00
daan
a2a9230ad6 remove empty page removal on page search (no longer needed with retired collection and delayed freeing) 2020-01-03 22:52:52 -08:00
daan
d596f08569 fix thread_free read in assertion 2020-01-03 22:06:27 -08:00
daan
2b108c8748 increase retire expiration to 4 2020-01-03 21:39:18 -08:00
daan
eeb623e6af increase retire limit, collect retired pages 2020-01-03 17:06:41 -08:00
daan
9629a0190f fix eager commit on large pages (issue #182) 2020-01-02 17:25:00 -08:00
daan
1b5a08cd25 remove unused parameter in check double free 2020-01-02 17:24:32 -08:00
daan
384808e340 Merge branch 'dev-random' into dev 2019-12-28 16:19:45 -08:00
daan
fc3e537bd4 improve double free detection with faster same page check 2019-12-28 15:28:13 -08:00
daan
77134e1ad0 update free list encoding to stronger formula with addition last 2019-12-28 15:17:49 -08:00
daan
e3391d9a53 stronger encoding of free lists using two keys per page 2019-12-28 00:57:42 -08:00
daan
ce02986d56 variable renaming 2019-12-27 22:30:23 -08:00
daan
6f0b35d513 merge from master 2019-12-24 10:44:49 -08:00
daan
e05a1edc03 fix large OS page size on Linux (issue #184, due to fix for #179) 2019-12-24 10:32:44 -08:00
daan
ba87a39d9f updated random cookie generation using OS primitives and chacha20 2019-12-22 19:37:49 -08:00
daan
f9b942d80d fix compilation of region descriptor on 32-bit 2019-12-22 17:08:46 -08:00
Daan Leijen
e31e609414 add preload check in option initialization (issues #179) 2019-12-01 01:03:39 -08:00
daan
36d168a2d9 add preload check to options initialization 2019-12-01 00:03:35 -08:00
daan
a407f35c64 add arena.c into the static override object 2019-12-01 00:01:14 -08:00
daan
1d998af854 clean up options; make secure work with eager_page_commit 2019-11-25 10:47:17 -08:00
daan
1643273357 fix unix bug in decommit size 2019-11-25 10:11:29 -08:00
daan
c6df7a199c experimental eager page commit option 2019-11-24 22:02:40 -08:00
daan
4452431b6c reenable segment cache and fix initial segment commit 2019-11-24 15:25:19 -08:00
daan
727d33b96f more precise memory reset 2019-11-24 14:40:47 -08:00
daan
4a0d35afd0 improve secure guard page allocation to work with non-eager commit 2019-11-23 11:59:19 -08:00
daan
6568059cc6 merge from dev 2019-11-21 16:28:28 -08:00
daan
74dbfc30be improved security by encoding NULL values; double free mitigation on by default; more precise free list corruption detection 2019-11-21 15:21:23 -08:00
daan
1674d551ff add verbose message with secure build level 2019-11-20 20:46:13 -08:00
Daan Leijen
049dbf41ba fix commit bits for huge page allocations 2019-11-20 15:44:07 -08:00
Daan Leijen
211f1aa519 remove reset delay slots; add reset tracking per page and segment 2019-11-20 14:55:12 -08:00
Daan Leijen
30e2c54adb remove delayed reset option (for now) 2019-11-20 14:13:02 -08:00