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![]() Put the cpu_entry_area into a separate P4D entry. The fixmap gets too big and 0-day already hit a case where the fixmap PTEs were cleared by cleanup_highmap(). Aside of that the fixmap API is a pain as it's all backwards. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Juergen Gross <jgross@suse.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: linux-kernel@vger.kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org> |
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.. | ||
i386 | ||
x86_64 | ||
00-INDEX | ||
amd-memory-encryption.txt | ||
boot.txt | ||
earlyprintk.txt | ||
entry_64.txt | ||
exception-tables.txt | ||
intel_mpx.txt | ||
intel_rdt_ui.txt | ||
kernel-stacks | ||
microcode.txt | ||
mtrr.txt | ||
orc-unwinder.txt | ||
pat.txt | ||
protection-keys.txt | ||
tlb.txt | ||
topology.txt | ||
usb-legacy-support.txt | ||
zero-page.txt |