diff options
| author | Ian Moffett <ian@osmora.org> | 2025-09-16 16:19:15 -0400 |
|---|---|---|
| committer | Ian Moffett <ian@osmora.org> | 2025-09-16 16:19:15 -0400 |
| commit | 727c5fb46b3b68ed1d00912e87de4874e63405cf (patch) | |
| tree | f430b423ce9a7fac1e579c5c1ee694a1c9be0b72 /src/sys/include | |
| parent | 60e3d4205a7c739ba7e421efd40bbb8a33c6823d (diff) | |
kern/amd64: mmu: Add routine to switch VAS
This commit introduces a new mmu_write_vas() function to allow the
caller to change the virtual address space used by the current
processor.
Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'src/sys/include')
| -rw-r--r-- | src/sys/include/vm/mmu.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/sys/include/vm/mmu.h b/src/sys/include/vm/mmu.h index 908748b..820b24d 100644 --- a/src/sys/include/vm/mmu.h +++ b/src/sys/include/vm/mmu.h @@ -106,4 +106,15 @@ int mmu_this_vas(struct vm_vas *vasres_p); */ int mmu_new_vas(struct vm_vas *res); +/* + * Apply a virtual address descriptor to the current + * process and flush out the entire TLB + * + * @vas: Virtual address space to switch to + * + * Returns zero on success, otherwise a less than zero + * value to indicate error. + */ +int mmu_write_vas(struct vm_vas *vas); + #endif /* !_MACHINE_MMU_H_ */ |