RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-25 08:27:35 +00:00
Code Issues Activity Actions

Kernel: Remove unused madvise(MADV_GET_VOLATILE)

Browse source 
This was used to query the volatile state of a memory region, however
nothing ever actually used it.
This commit is contained in:
Andreas Kling 2021-07-25 14:38:24 +02:00
parent 5fb91e2e84
commit 09bc4cee15
3 changed files with 0 additions and 7 deletions
Download patch file Download diff file Expand all files Collapse all files

5
Kernel/Syscalls/mmap.cpp
View file

@ -480,11 +480,6 @@ KResultOr<FlatPtr> Process::sys$madvise(Userspace<void*> address, size_t size, i
return result.error();
return was_purged ? 1 : 0;
}
if (advice & MADV_GET_VOLATILE) {
if (!region->vmobject().is_anonymous())
return EPERM;
return static_cast<AnonymousVMObject&>(region->vmobject()).is_volatile() ? 0 : 1;
}
return EINVAL;
}