Roy Tam
0d4a8d0ea6
[NTOS:MM] Ignore sections either PointerToRawData or SizeOfRawData is zero
...
VC1 Linker fills BSS.SizeOfRawData with data in IMAGE_OPTIONAL_HEADER.SizeOfUninitializedData but keeps PointerToRawData to zero.
CORE-18797
2023-01-20 17:02:12 +08:00
Jérôme Gardou
2ae9feb59f
[NTOS] Properly implement and use FsRtlAcquireFileForModWriteEx
2022-11-02 19:41:04 +01:00
Hermès Bélusca-Maïto
58983061e9
[NTOS:MM] Remove residual hack from commit 864a1bc6a
(r55323).
2022-10-27 01:08:07 +02:00
Adam Słaboń
23e5d3fe25
[NTOS:MM] MmPurgeSegment: Fix wrong return value ( #4801 )
...
Return TRUE instead of NTSTATUS code which has a value of FALSE and may confuse caller.
Fixes sporadic 0x7B bugcheck when booting from corrupted NTFS volume using WinXP ntfs.sys.
2022-10-26 02:15:16 +02:00
Jérôme Gardou
75125228be
[NTOS] Add some sanity checks when synchronizing PDEs
2022-09-17 13:48:56 +02:00
Thomas Faber
a7b2703479
[NTOS] Fix broken SAL annotations on MmDereferenceSegmentWithLock.
2021-11-21 12:47:46 -05:00
Jérôme Gardou
589016ddb9
[NTOS:MM] Implement MmFlushImageSection(MmFlushForWrite)
2021-08-07 09:34:58 +02:00
Jérôme Gardou
ce65553eaa
[NTOS:MM] Annotate some functions with regards to MmPfnLock
...
Also fix MI_ASSERT_PFN_LOCK_HELD macro.
Now in debug builds, SpinLocks are always non-zero when held.
2021-07-27 15:36:55 +02:00
Jérôme Gardou
6150dc994a
[NTOS:MM] Always release PFN lock in MmDereferenceSegmentWithLock
...
All callers release it after calling it.
CORE-17698
2021-07-27 15:36:55 +02:00
Jérôme Gardou
59cddd15e2
[NTOS:MM] Implement MmFlushImageSection(MmFlushForDelete)
...
CORE-17544
2021-06-25 10:28:51 +02:00
Jérôme Gardou
bec42b6530
[NTOS:MM] Do not call ExAllocatePool* with PFN lock acquired
...
Unsurprisingly, it actually might acquire it
2021-06-25 10:28:51 +02:00
Serge Gautherie
eab2bb4b20
[NTOS:MM] MmFlushSegment(): Fix Iosb annotation
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Addendum to 90c6a65
.
2021-06-22 10:33:45 +02:00
Jérôme Gardou
a5ea259b28
[NTOS:MM] Fix remnants of CORE-17587
2021-06-07 17:04:18 +02:00
Jérôme Gardou
3adf450867
[REACTOS] Addendum to 5c7ce4475e
- Fix MSVC 2015 build
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Put data into PAGEDATA or INITDATA sections
Keep section declaration for prototypes
CORE-17540
2021-05-12 11:04:29 +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
43378411fb
[NTOS:MM] Rewrite arch-specifics of the legacy Mm
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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
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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
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Everything is wrong with them. Bad locking. Bad logic.
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
0187c1e113
[NTOS:MM] Fix PFN tracing
2021-03-30 16:26:43 +02:00
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
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
2ba1926037
[NTOS:MM][NTOS:CC] Performance improvement again
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Read files by 64kb chunks instead of page-sized chunks.
2021-02-03 09:41:23 +01:00
Jérôme Gardou
41475dfcd7
[NTOS:CC] Performance improvements
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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
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Those will back CcFlushCache and CcPurgeCache.
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
Jérôme Gardou
e46f1a9af3
[NTOS:MM] Disable APC while performing Paged Read
2021-02-03 09:41:23 +01:00
Jérôme Gardou
caf89b9582
[NTOS:MM] Fix a race condition when unmapping sections views
2021-02-03 09:41:23 +01:00
Jérôme Gardou
cff3c399c6
[NTOS:MM] Fix input validation/correction in MmMapViewInSystemSpace
2021-02-03 09:41:23 +01:00
Jérôme Gardou
addf824d87
[NTOS:MM] Keep image maps & file maps coherent at the time of creating the image map
2021-02-03 09:41:23 +01:00
Jérôme Gardou
543112008a
Fix physical memory section creation
2021-02-03 09:41:22 +01:00
Jérôme Gardou
674ab3dce3
[NTOS:MM] Remove a check for now
2021-02-03 09:41:22 +01:00
Jérôme Gardou
1f796267bc
[NTOS:MM] Do not reference the section when mapping it.
...
Referencing the segment is enough.
2021-02-03 09:41:22 +01:00
Jérôme Gardou
3c2b1bf59b
[NTOS:MM] Save the dirty bit when sharing a segment page
2021-02-03 09:41:22 +01:00
Jérôme Gardou
3141668724
[NTOS:MM] Various fixes.
...
Fix MmFlushImageSection behaviour
Remove an invalid ASSERT
2021-02-03 09:41:22 +01:00
Jérôme Gardou
30f71c7fc0
[NTOS] Zero data unconditionally after segment end, unless section is created with SEC_RESERVE
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Use a SEC_RESERVE section in Cc
2021-02-03 09:41:22 +01:00
Jérôme Gardou
fb07802956
[NTOS:MM] Make the situation about dirty pages in image map a bit clearer
2021-02-03 09:41:22 +01:00
Jérôme Gardou
d9f7459bb1
[NTOS:MM] Fix file object bad referencing
2021-02-03 09:41:22 +01:00
Jérôme Gardou
e39fc52d25
[NTOS/MM] Set FSRTL_MOD_WRITE_TOP_LEVEL_IRP top-level IRP when paging-out
2021-02-03 09:41:22 +01:00
Jérôme Gardou
f114209782
[NTOS/MM] Do not zero out the tail of the segment if the mapping is not an image
2021-02-03 09:41:22 +01:00
Jérôme Gardou
7d70af61e8
[NTOS:MM] Acquire file lock when creating section
2021-02-03 09:41:22 +01:00
Jérôme Gardou
d2fa434cb7
[NTOSKRNL] Address issues raised in PR 3361 review
2021-02-03 09:41:22 +01:00
Jérôme Gardou
7dab3583cc
[NTOS/MM] Force flushing when the page is dirtified in user mode
2021-02-03 09:41:22 +01:00
Jérôme Gardou
91edefa11e
[NTOS:MM] Do not limit ourselves in reading or writing the file
2021-02-03 09:41:22 +01:00