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x86/paravirt: Move the Xen-only pv_mmu_ops under the PARAVIRT_XXL umbrella

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Most of the paravirt ops defined in pv_mmu_ops are for Xen PV guests
only. Define them only if CONFIG_PARAVIRT_XXL is set.

Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: xen-devel@lists.xenproject.org
Cc: virtualization@lists.linux-foundation.org
Cc: akataria@vmware.com
Cc: rusty@rustcorp.com.au
Cc: boris.ostrovsky@oracle.com
Cc: hpa@zytor.com
Link: https://lkml.kernel.org/r/20180828074026.820-15-jgross@suse.com
This commit is contained in:
Juergen Gross
2018-08-28 09:40:25 +02:00
committed by Thomas Gleixner
parent 6da63eb241
commit fdc0269e89
12 changed files with 105 additions and 114 deletions
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15
arch/x86/kernel/paravirt.c
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@@ -384,11 +384,6 @@ struct paravirt_patch_template pv_ops = {
#endif /* CONFIG_PARAVIRT_XXL */
/* Mmu ops. */
.mmu.read_cr2 = native_read_cr2,
.mmu.write_cr2 = native_write_cr2,
.mmu.read_cr3 = __native_read_cr3,
.mmu.write_cr3 = native_write_cr3,
.mmu.flush_tlb_user = native_flush_tlb,
.mmu.flush_tlb_kernel = native_flush_tlb_global,
.mmu.flush_tlb_one_user = native_flush_tlb_one_user,
@@ -396,6 +391,14 @@ struct paravirt_patch_template pv_ops = {
.mmu.tlb_remove_table =
(void (*)(struct mmu_gather *, void *))tlb_remove_page,
.mmu.exit_mmap = paravirt_nop,
#ifdef CONFIG_PARAVIRT_XXL
.mmu.read_cr2 = native_read_cr2,
.mmu.write_cr2 = native_write_cr2,
.mmu.read_cr3 = __native_read_cr3,
.mmu.write_cr3 = native_write_cr3,
.mmu.pgd_alloc = __paravirt_pgd_alloc,
.mmu.pgd_free = paravirt_nop,
@@ -448,7 +451,6 @@ struct paravirt_patch_template pv_ops = {
.mmu.make_pgd = PTE_IDENT,
.mmu.dup_mmap = paravirt_nop,
.mmu.exit_mmap = paravirt_nop,
.mmu.activate_mm = paravirt_nop,
.mmu.lazy_mode = {
@@ -458,6 +460,7 @@ struct paravirt_patch_template pv_ops = {
},
.mmu.set_fixmap = native_set_fixmap,
#endif /* CONFIG_PARAVIRT_XXL */
#if defined(CONFIG_PARAVIRT_SPINLOCKS)
/* Lock ops. */