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VM: Always flush TLB for kernel page directory changes.

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Since the kernel page directory is inherited by all other page directories,
we should always flush the TLB when it's updated.
This commit is contained in:
Andreas Kling 2019-06-01 17:25:36 +02:00
parent 6956d161c4
commit 02e21de20a
Notes: sideshowbarker 2024-07-19 13:48:24 +09:00 
Author: https://github.com/awesomekling
Commit: https://github.com/SerenityOS/serenity/commit/02e21de20af
1 changed files with 1 additions and 1 deletions
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2
Kernel/VM/PageDirectory.cpp
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@ -32,6 +32,6 @@ void PageDirectory::flush(LinearAddress laddr)
#endif
if (!current)
return;
if (&current->process().page_directory() == this)
if (this == &MM.kernel_page_directory() || &current->process().page_directory() == this)
MM.flush_tlb(laddr);
}