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278 commits

Author SHA1 Message Date
Serge Gautherie 710acab83d [NTOS:MM] MiSetPagingOfDriver(): Add an explicit #if around unreachable code 2021-04-26 10:27:20 +02:00
Jérôme Gardou c48580135d [NTOS:MM] Fix a bit page fault handler with regard to COW sections 2021-04-08 15:40:37 +02:00
Jérôme Gardou a34d9bcfb6 [NTOS:MM] Share "page.c" between i386 & amd64 builds 2021-04-08 15:40:37 +02:00
Jérôme Gardou 7ea8312617 [NTOS:MM] Split MmCreateProcessAddressSpace in two parts 
Generic one and arch-specific one.
Properly fail if we are out of resources.
Restore a lost assert.
 2021-04-08 15:40:37 +02:00
Jérôme Gardou 6c027d28f9 [NTOS:MM] Properly track system process hyper space PDE page 2021-04-08 15:40:37 +02:00
Jérôme Gardou 370982aa1d [NTOS:MM] Make i386/page.c usable for all x86 variants 
This includes PAE & amd64
 2021-04-08 15:40:37 +02:00
Jérôme Gardou b10d92a16c [NTOS:MM] Use MI_MAKE_HARDWARE_PTE & friends in legacy Mm 2021-04-08 15:40:37 +02:00
Jérôme Gardou 43378411fb [NTOS:MM] Rewrite arch-specifics of the legacy Mm 
Properly handle PDE refcounting
Clean-up of the internal API
Enforce attaching to the process when modifying its memory layout, instead of
making circonvoluted mappings which always end up being broken.
 2021-04-08 15:40:37 +02:00
Jérôme Gardou b445005c70 [NTOS:MM] Get rid of MmRosFlushVirtualMemory 
It's not used anywhere now, and it will eventually be gone
 2021-04-08 15:40:37 +02:00
Jérôme Gardou 9e121fb6c2 [NTOS:MM] Get rid of MmSetCleanAllRmaps and MmIsDirtyPageRmap 
Everything is wrong with them. Bad locking. Bad logic.
 2021-04-08 15:40:37 +02:00
Jérôme Gardou 7bffb92099 [NTOS:MM] Let ARM3 handle invalid PDE for itself. 2021-04-08 15:40:37 +02:00
Jérôme Gardou 36a92e6ea5 [NTOS:MM] Fix a bit the page-out/page-in logic 
- Do not lock the section segment when we are serving a fault for a process private page.
 - Do not keep the process address space lock while writing to pagefile.
 - Do not wait for an event that might never be set.
 2021-04-08 15:40:37 +02:00
Jérôme Gardou 82c908195c Revert "[NTOS:MM] Allow MiMapPageInHyperSpace to be called from DISPATCH_LEVEL" 
This reverts commit 8404d1a6ff.
Not ready for prime time, sorry.
 2021-04-07 23:26:44 +02:00
Jérôme Gardou 8404d1a6ff [NTOS:MM] Allow MiMapPageInHyperSpace to be called from DISPATCH_LEVEL 
Also annotate it to show its behaviour.
 2021-04-07 23:09:26 +02:00
Oleg Dubinskiy 52f4d8019b [NTOS:MM][NTOS:SE] Mute some noisy stubs 
Mute debug prints of MmDoesFileHaveUserWritableReferences and SeAuditingFileEventsWithContext stubs.
These stubs are very noisy and create a lot of spam in the log when using Microsoft NTFS driver in ReactOS (with some other improvements applied).
Implementing those functions isn't badly required for the proper work of this driver, so better way for now is just mute these stubs a bit.
After my changes, they will be displayed only once, and the log will be more clear, so it will seem to be enough to understand that the driver calls these routines.
CORE-17409
 2021-04-07 13:16:03 +02:00
Mark Jansen 5e928e5c92
[NTOS:MM] Stubplement cookie generation for drivers 2021-04-03 18:08:53 +02:00
Jérôme Gardou 998870c5ea [NTOS:MM] Properly fail for invalid sizes of data section mappings 2021-03-30 22:20:15 +02:00
Jérôme Gardou 4c731adc04 [NTOS:MM] Fix compilation when PFN tracing is enabled 2021-03-30 17:22:09 +02:00
Jérôme Gardou 80f8beeeee [NTOS/MM] Remove an outdated check 2021-03-30 17:13:19 +02:00
Jérôme Gardou 0187c1e113 [NTOS:MM] Fix PFN tracing 2021-03-30 16:26:43 +02:00
Jérôme Gardou d1d1260f5f [NTOS:MM] Fix integer arithmetics 2021-03-22 10:02:12 +01:00
Jérôme Gardou 42094071ee [NTOS:MM] Silence noisy DPRINTs 2021-03-18 12:24:21 +01:00
Jérôme Gardou 4ff5d39edb [NTOS:MM] Use a define for the big pool table occupation rate 2021-03-18 12:24:21 +01:00
Jérôme Gardou 8494688eeb [NTOS:MM] Do not use atomic operations to set a bit while holding a lock. 
Saving your fingers from typing it doesn't make it better code.
 2021-03-18 12:24:21 +01:00
Jérôme Gardou f06b58925d [NTOS:MM] Implement shrinking big pool allocation table 
Shrink when using 1/8 of its allocated capacity (thus use 25% of it at the end of the process)
Expand when using 3/4 of its allocated capacity (thus use ~40% of it at the end of the process)
 2021-03-18 12:24:21 +01:00
Jérôme Gardou 54354712e2 [NTOS:MM] Fail allocating non-paged pool when running out of available pages 2021-03-18 12:24:21 +01:00
Jérôme Gardou 34630a06ca [NTOS:MM] Do not bugcheck when we are freeing a big allocation for which we didn't manage to insert the tag 2021-03-18 12:24:21 +01:00
Jérôme Gardou d5fa0788d8 [NTOS:MM] Silence a DPRINT which became noisy 2021-03-16 13:23:21 +01:00
Jérôme Gardou a93e065ebc [NTOS:MM] Do not chunk-read file when we are the modified-page-writer thread 2021-02-26 08:46:53 +01:00
Jérôme Gardou 35c091adaf [NTOS:MM] Do not chunk-read files marked with FO_RANDOM_ACCESS 2021-02-26 08:46:53 +01:00
Timo Kreuzer 4b4bff0642 [NTOS:MM] Handle demand zero PTEs with MM_EXECUTE_READWRITE and MM_READWRITE 2021-02-16 18:02:57 +01:00
Jérôme Gardou 0573de22a0 [NTOS:MM] Do not assert on a case we actually support 2021-02-10 17:48:30 +01:00
Jérôme Gardou 73fd52a164 [NTOS:MM] Flush dirty pages after closing the page files. 
CORE-17462
 2021-02-10 11:14:19 +01:00
Victor Perevertkin b705df731e
[NTOS:MM][FASTFAT_NEW] Fix DBG usage, fixes Release build 2021-02-05 11:54:10 +03:00
Jérôme Gardou 6f2b94c023 [NTOS:MM] Wake up the balancer as soon as we are low on page. 
Fixes installing on a system with 64MB of RAM, if you feel like it.
 2021-02-03 13:42:39 +01:00
Jérôme Gardou b7eb0fddf3 Address PR review 2021-02-03 09:41:24 +01:00
Jérôme Gardou c0bf352069 [NTOS:MM] Fix regression of MmCanFileBeTruncated 2021-02-03 09:41:24 +01:00
Jérôme Gardou 7f7abc9838 [NTOS:MM] Simplify code & fix MSVC x64 build 2021-02-03 09:41:23 +01:00
Jérôme Gardou 2ba1926037 [NTOS:MM][NTOS:CC] Performance improvement again 
Read files by 64kb chunks instead of page-sized chunks.
 2021-02-03 09:41:23 +01:00
Jérôme Gardou 625f273361 [NTOS:MM] More fine-tuning of the memory balancer 2021-02-03 09:41:23 +01:00
Jérôme Gardou 41475dfcd7 [NTOS:CC] Performance improvements 
Do not ditch the pages as soon as the section are unmapped
Improve MmBalancer "algorithm" (or whatever you call that)
Various needed fixes to get this going.
 2021-02-03 09:41:23 +01:00
Jérôme Gardou ea354c4bc7 [NTOS:MM] Unconditionally purge cache on image section creation. 2021-02-03 09:41:23 +01:00
Jérôme Gardou c1c51e31e4 [NTOS:MM] Keep a ref on the segment when mapping a page & keep trace of what is the highest offset mapped. 2021-02-03 09:41:23 +01:00
Jérôme Gardou 91a4e62376 [NTOS:MM] Improve MmCanFileBeTruncated 2021-02-03 09:41:23 +01:00
Jérôme Gardou 3e43aa1305 [NTOS:MM] Use 64-bit integer to count references on segments 2021-02-03 09:41:23 +01:00
Jérôme Gardou 90c6a65efe [NTOS:MM] Introduce MmPurgeSegment & MmFlushSegment 
Those will back CcFlushCache and CcPurgeCache.
 2021-02-03 09:41:23 +01:00
Jérôme Gardou 8a8b4db447 [NTOS:MM] Make the page LRU list a real LRU list. 
Also, implement flushing mapped sections to disk on shutdown.
 2021-02-03 09:41:23 +01:00
Jérôme Gardou 3efc5b1734 [NTOS:MM] Fix unlocking on failure path 2021-02-03 09:41:23 +01:00
Jérôme Gardou f201b8af78 [NTOS:MM] Do not acquire Pfn lock in MmGetRmapListHead 
All callers already hold it
 2021-02-03 09:41:23 +01:00
Jérôme Gardou 5949d5095d [NTOS:CC][NTOS:MM] Try respecting ValidDataLength 2021-02-03 09:41:23 +01:00