From: Thomas Gleixner <[email protected]> native_flush_tlb_single() will be changed with the upcoming KERNEL_PAGE_TABLE_ISOLATION feature. This requires to have more code in there than INVLPG.
Remove the paravirt patching for it. Signed-off-by: Thomas Gleixner <[email protected]> Acked-by: Peter Zijlstra <[email protected]> Reviewed-by: Josh Poimboeuf <[email protected]> Cc: Juergen Gross <[email protected]> Cc: Rik van Riel <[email protected]> Cc: Dave Hansen <[email protected]> Cc: Denys Vlasenko <[email protected]> Cc: Andy Lutomirski <[email protected]> Cc: [email protected] Cc: Brian Gerst <[email protected]> Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: Borislav Petkov <[email protected]> Cc: [email protected] Cc: [email protected] Cc: Boris Ostrovsky <[email protected]> Cc: Linus Torvalds <[email protected]> Cc: [email protected] --- arch/x86/kernel/paravirt_patch_64.c | 2 -- 1 file changed, 2 deletions(-) --- a/arch/x86/kernel/paravirt_patch_64.c +++ b/arch/x86/kernel/paravirt_patch_64.c @@ -10,7 +10,6 @@ DEF_NATIVE(pv_irq_ops, save_fl, "pushfq; DEF_NATIVE(pv_mmu_ops, read_cr2, "movq %cr2, %rax"); DEF_NATIVE(pv_mmu_ops, read_cr3, "movq %cr3, %rax"); DEF_NATIVE(pv_mmu_ops, write_cr3, "movq %rdi, %cr3"); -DEF_NATIVE(pv_mmu_ops, flush_tlb_single, "invlpg (%rdi)"); DEF_NATIVE(pv_cpu_ops, wbinvd, "wbinvd"); DEF_NATIVE(pv_cpu_ops, usergs_sysret64, "swapgs; sysretq"); @@ -60,7 +59,6 @@ unsigned native_patch(u8 type, u16 clobb PATCH_SITE(pv_mmu_ops, read_cr2); PATCH_SITE(pv_mmu_ops, read_cr3); PATCH_SITE(pv_mmu_ops, write_cr3); - PATCH_SITE(pv_mmu_ops, flush_tlb_single); PATCH_SITE(pv_cpu_ops, wbinvd); #if defined(CONFIG_PARAVIRT_SPINLOCKS) case PARAVIRT_PATCH(pv_lock_ops.queued_spin_unlock):
