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Author SHA1 Message Date
Gareth Rees
a08139899f Catch-up merge from master sources @186481 to branch/2014-04-15/mvffnoseg.
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 Change: 186484
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2014-06-11 12:42:58 +01:00
Gareth Rees
8eb003846d Fix problems identified by rb in review <https://info.ravenbrook.com/mail/2014/06/04/15-13-24/0/>.
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 Change: 186449
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2014-06-08 20:28:33 +01:00
Gareth Rees
317cad785d Catch-up merge from master sources @186436 to branch/2014-04-08/align.
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 Change: 186439
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2014-06-08 16:30:53 +01:00
Gareth Rees
4c9426514c Alignment is now configurable for mv pools using mps_key_align.
MVFF and MVT support alignments down to FreelistMinimumAlignment.
For MVFF and MVT, alignments that are too small are rounded up automatically, to make it easier to write portable programs.

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 Change: 185369
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2014-04-08 21:32:19 +01:00
Gareth Rees
0b159dc650 New module failover implements a fail-over allocator as a land class.
Use Failover in MVT and MVFF.
Test Failover in landtest.
Implementation of LandFindInZones for Freelist (untested).
Remove signature from RangeStruct so we can embed it without a space cost.

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 Change: 185196
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2014-04-03 12:52:23 +01:00
Gareth Rees
b409ae89f6 Turn freelist into a land class.
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 Change: 185155
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2014-04-02 14:01:18 +01:00
Gareth Rees
d2cbfda452 First pass at implementation of lands (collections of address ranges). 100% boilerplate!
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 Change: 185131
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2014-04-01 19:51:55 +01:00
Gareth Rees
5db8a1802d Represent a block on the free list as a freelistblock rather than an addr (for better type safety). add many checks.
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 Change: 182584
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2013-06-06 15:47:37 +01:00
Gareth Rees
9c3831f28e Missing extern.
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 Change: 182496
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2013-06-04 15:40:45 +01:00
Gareth Rees
f0def15a48 Freelistfindlargest() takes a size argument so that the interface matches cbsfindlargest().
New function FreelistFlushToCBS() tries to move all blocks out of a free list and into a CBS.

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 Change: 182432
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2013-06-03 16:17:28 +01:00
Gareth Rees
d959e65927 Missing prototypes for freelistfindfirst and freelistfindlast.
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 Change: 182411
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2013-06-03 11:08:58 +01:00
Gareth Rees
83aff660e2 Use a tag in the bottom bit to distinguish grains and blocks in the free list. this results in much simplification of the code.
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 Change: 182362
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2013-05-31 13:41:36 +01:00
Gareth Rees
032657464b New "freelist" module implementes a simple address-ordered linked list allocator (based on the "emergency list" allocator that was formerly part of the cbs module).
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 Change: 182348
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2013-05-31 00:12:49 +01:00