KernVMLock: Difference between revisions
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==Parameters== | ==Parameters== | ||
;flags:One or more of the following bits: | |||
:KEE_VML_NOTBLOCK - Don't block the call, if the pages can't be locked. | |||
:KEE_VML_CONTIG - Pages locked must be contiguous. | |||
:KEE_VML_16M - Pages must be below 16MB. | |||
:KEE_VML_WRITEABLE - Pages will be writeable. | |||
:KEE_VML_LONGLOCK - The lock is for long time. | |||
:KEE_VML_VERIFYONLY - Verify the accessibility of the region. If KEE_VML_WRITEABLE is set, check for R/W access, else R/O. | |||
;linaddr:linear address of the memory region. | |||
;size:Size of the memory region. | |||
;lock:Pointer to a lock data structure that contains the lock information. | |||
;pglist:Pointer to a pagelist structure, provided by the user | |||
;pgsize:Pointer to an ULONG where the size of the pagelist structure is returned. | |||
[[Category:KEE]] | |||
[[Category: | |||
Revision as of 12:24, 27 February 2017
Synopsis
APIRET APIENTRY KernVMLock(ULONG flags,PVOID linaddr,ULONG size, KEEVMLOCK* lock, KEEVMPageList* pglist, PULONG pgsize);
Description
This is the equivalent of the DevHlp_VMLock function. See the PDD docs for details.
Parameters
- flags
- One or more of the following bits:
- KEE_VML_NOTBLOCK - Don't block the call, if the pages can't be locked.
- KEE_VML_CONTIG - Pages locked must be contiguous.
- KEE_VML_16M - Pages must be below 16MB.
- KEE_VML_WRITEABLE - Pages will be writeable.
- KEE_VML_LONGLOCK - The lock is for long time.
- KEE_VML_VERIFYONLY - Verify the accessibility of the region. If KEE_VML_WRITEABLE is set, check for R/W access, else R/O.
- linaddr
- linear address of the memory region.
- size
- Size of the memory region.
- lock
- Pointer to a lock data structure that contains the lock information.
- pglist
- Pointer to a pagelist structure, provided by the user
- pgsize
- Pointer to an ULONG where the size of the pagelist structure is returned.