* [PATCH 1/2] x86/32: no need to use set_pte_present in set_pte_vaddr @ 2009-03-18 20:03 Jeremy Fitzhardinge 2009-03-18 20:03 ` [PATCH 2/2] x86: with the last user gone, remove set_pte_present Jeremy Fitzhardinge 2009-03-19 13:27 ` [tip:x86/mm] x86/32: no need to use set_pte_present in set_pte_vaddr Jeremy Fitzhardinge 0 siblings, 2 replies; 4+ messages in thread From: Jeremy Fitzhardinge @ 2009-03-18 20:03 UTC (permalink / raw) To: Ingo Molnar Cc: the arch/x86 maintainers, Linux Kernel Mailing List, Xen-devel, Jeremy Fitzhardinge From: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Impact: cleanup, remove last user of set_pte_present set_pte_vaddr() is only used to install ptes in fixmaps, and should never be used to overwrite a present mapping. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> --- arch/x86/mm/pgtable_32.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/x86/mm/pgtable_32.c b/arch/x86/mm/pgtable_32.c index f2e477c..46c8834 100644 --- a/arch/x86/mm/pgtable_32.c +++ b/arch/x86/mm/pgtable_32.c @@ -50,7 +50,7 @@ void set_pte_vaddr(unsigned long vaddr, pte_t pteval) } pte = pte_offset_kernel(pmd, vaddr); if (pte_val(pteval)) - set_pte_present(&init_mm, vaddr, pte, pteval); + set_pte_at(&init_mm, vaddr, pte, pteval); else pte_clear(&init_mm, vaddr, pte); -- 1.6.0.6 ^ permalink raw reply related [flat|nested] 4+ messages in thread
* [PATCH 2/2] x86: with the last user gone, remove set_pte_present 2009-03-18 20:03 [PATCH 1/2] x86/32: no need to use set_pte_present in set_pte_vaddr Jeremy Fitzhardinge @ 2009-03-18 20:03 ` Jeremy Fitzhardinge 2009-03-19 13:27 ` [tip:x86/mm] " Jeremy Fitzhardinge 2009-03-19 13:27 ` [tip:x86/mm] x86/32: no need to use set_pte_present in set_pte_vaddr Jeremy Fitzhardinge 1 sibling, 1 reply; 4+ messages in thread From: Jeremy Fitzhardinge @ 2009-03-18 20:03 UTC (permalink / raw) To: Ingo Molnar Cc: the arch/x86 maintainers, Linux Kernel Mailing List, Xen-devel, Jeremy Fitzhardinge, Alok Kataria, Marcelo Tosatti, Avi Kivity From: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Impact: cleanup set_pte_present() is no longer used, directly or indirectly, so remove it. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Cc: Alok Kataria <akataria@vmware.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Avi Kivity <avi@redhat.com> --- arch/x86/include/asm/paravirt.h | 15 --------------- arch/x86/include/asm/pgtable-2level.h | 7 ------- arch/x86/include/asm/pgtable-3level.h | 17 ----------------- arch/x86/include/asm/pgtable.h | 2 -- arch/x86/kernel/kvm.c | 7 ------- arch/x86/kernel/paravirt.c | 1 - arch/x86/kernel/vmi_32.c | 6 ------ arch/x86/xen/mmu.c | 1 - 8 files changed, 0 insertions(+), 56 deletions(-) diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h index 6922d16..1c4e520 100644 --- a/arch/x86/include/asm/paravirt.h +++ b/arch/x86/include/asm/paravirt.h @@ -321,8 +321,6 @@ struct pv_mmu_ops { #if PAGETABLE_LEVELS >= 3 #ifdef CONFIG_X86_PAE void (*set_pte_atomic)(pte_t *ptep, pte_t pteval); - void (*set_pte_present)(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte); void (*pte_clear)(struct mm_struct *mm, unsigned long addr, pte_t *ptep); void (*pmd_clear)(pmd_t *pmdp); @@ -1376,13 +1374,6 @@ static inline void set_pte_atomic(pte_t *ptep, pte_t pte) pte.pte, pte.pte >> 32); } -static inline void set_pte_present(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte) -{ - /* 5 arg words */ - pv_mmu_ops.set_pte_present(mm, addr, ptep, pte); -} - static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { @@ -1399,12 +1390,6 @@ static inline void set_pte_atomic(pte_t *ptep, pte_t pte) set_pte(ptep, pte); } -static inline void set_pte_present(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte) -{ - set_pte(ptep, pte); -} - static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/x86/include/asm/pgtable-2level.h b/arch/x86/include/asm/pgtable-2level.h index c1774ac..2334982 100644 --- a/arch/x86/include/asm/pgtable-2level.h +++ b/arch/x86/include/asm/pgtable-2level.h @@ -26,13 +26,6 @@ static inline void native_set_pte_atomic(pte_t *ptep, pte_t pte) native_set_pte(ptep, pte); } -static inline void native_set_pte_present(struct mm_struct *mm, - unsigned long addr, - pte_t *ptep, pte_t pte) -{ - native_set_pte(ptep, pte); -} - static inline void native_pmd_clear(pmd_t *pmdp) { native_set_pmd(pmdp, __pmd(0)); diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h index 3f13cdf..177b016 100644 --- a/arch/x86/include/asm/pgtable-3level.h +++ b/arch/x86/include/asm/pgtable-3level.h @@ -31,23 +31,6 @@ static inline void native_set_pte(pte_t *ptep, pte_t pte) ptep->pte_low = pte.pte_low; } -/* - * Since this is only called on user PTEs, and the page fault handler - * must handle the already racy situation of simultaneous page faults, - * we are justified in merely clearing the PTE present bit, followed - * by a set. The ordering here is important. - */ -static inline void native_set_pte_present(struct mm_struct *mm, - unsigned long addr, - pte_t *ptep, pte_t pte) -{ - ptep->pte_low = 0; - smp_wmb(); - ptep->pte_high = pte.pte_high; - smp_wmb(); - ptep->pte_low = pte.pte_low; -} - static inline void native_set_pte_atomic(pte_t *ptep, pte_t pte) { set_64bit((unsigned long long *)(ptep), native_pte_val(pte)); diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index d7cbfaa..e9ec779 100644 --- a/arch/x86/include/asm/pgtable.h +++ b/arch/x86/include/asm/pgtable.h @@ -31,8 +31,6 @@ extern struct list_head pgd_list; #define set_pte(ptep, pte) native_set_pte(ptep, pte) #define set_pte_at(mm, addr, ptep, pte) native_set_pte_at(mm, addr, ptep, pte) -#define set_pte_present(mm, addr, ptep, pte) \ - native_set_pte_present(mm, addr, ptep, pte) #define set_pte_atomic(ptep, pte) \ native_set_pte_atomic(ptep, pte) diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c index 5d7f6e7..6551ded 100644 --- a/arch/x86/kernel/kvm.c +++ b/arch/x86/kernel/kvm.c @@ -138,12 +138,6 @@ static void kvm_set_pte_atomic(pte_t *ptep, pte_t pte) kvm_mmu_write(ptep, pte_val(pte)); } -static void kvm_set_pte_present(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte) -{ - kvm_mmu_write(ptep, pte_val(pte)); -} - static void kvm_pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { @@ -220,7 +214,6 @@ static void paravirt_ops_setup(void) #if PAGETABLE_LEVELS >= 3 #ifdef CONFIG_X86_PAE pv_mmu_ops.set_pte_atomic = kvm_set_pte_atomic; - pv_mmu_ops.set_pte_present = kvm_set_pte_present; pv_mmu_ops.pte_clear = kvm_pte_clear; pv_mmu_ops.pmd_clear = kvm_pmd_clear; #endif diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c index 394f4d8..8615ffe 100644 --- a/arch/x86/kernel/paravirt.c +++ b/arch/x86/kernel/paravirt.c @@ -467,7 +467,6 @@ struct pv_mmu_ops pv_mmu_ops = { #if PAGETABLE_LEVELS >= 3 #ifdef CONFIG_X86_PAE .set_pte_atomic = native_set_pte_atomic, - .set_pte_present = native_set_pte_present, .pte_clear = native_pte_clear, .pmd_clear = native_pmd_clear, #endif diff --git a/arch/x86/kernel/vmi_32.c b/arch/x86/kernel/vmi_32.c index 55a5d69..b263423 100644 --- a/arch/x86/kernel/vmi_32.c +++ b/arch/x86/kernel/vmi_32.c @@ -395,11 +395,6 @@ static void vmi_set_pte_atomic(pte_t *ptep, pte_t pteval) vmi_ops.update_pte(ptep, VMI_PAGE_PT); } -static void vmi_set_pte_present(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte) -{ - vmi_ops.set_pte(pte, ptep, vmi_flags_addr_defer(mm, addr, VMI_PAGE_PT, 1)); -} - static void vmi_set_pud(pud_t *pudp, pud_t pudval) { /* Um, eww */ @@ -756,7 +751,6 @@ static inline int __init activate_vmi(void) pv_mmu_ops.set_pmd = vmi_set_pmd; #ifdef CONFIG_X86_PAE pv_mmu_ops.set_pte_atomic = vmi_set_pte_atomic; - pv_mmu_ops.set_pte_present = vmi_set_pte_present; pv_mmu_ops.set_pud = vmi_set_pud; pv_mmu_ops.pte_clear = vmi_pte_clear; pv_mmu_ops.pmd_clear = vmi_pmd_clear; diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index 5ea6ab1..52663f6 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -2101,7 +2101,6 @@ const struct pv_mmu_ops xen_mmu_ops __initdata = { #ifdef CONFIG_X86_PAE .set_pte_atomic = xen_set_pte_atomic, - .set_pte_present = xen_set_pte_at, .pte_clear = xen_pte_clear, .pmd_clear = xen_pmd_clear, #endif /* CONFIG_X86_PAE */ -- 1.6.0.6 ^ permalink raw reply related [flat|nested] 4+ messages in thread
* [tip:x86/mm] x86: with the last user gone, remove set_pte_present 2009-03-18 20:03 ` [PATCH 2/2] x86: with the last user gone, remove set_pte_present Jeremy Fitzhardinge @ 2009-03-19 13:27 ` Jeremy Fitzhardinge 0 siblings, 0 replies; 4+ messages in thread From: Jeremy Fitzhardinge @ 2009-03-19 13:27 UTC (permalink / raw) To: linux-tip-commits Cc: linux-kernel, hpa, mingo, jeremy.fitzhardinge, mtosatti, tglx, akataria, mingo, xen-devel, avi Commit-ID: 71ff49d71bb5cfcd2689b54cb433c0e6990a1d86 Gitweb: http://git.kernel.org/tip/71ff49d71bb5cfcd2689b54cb433c0e6990a1d86 Author: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> AuthorDate: Wed, 18 Mar 2009 13:03:33 -0700 Committer: Ingo Molnar <mingo@elte.hu> CommitDate: Thu, 19 Mar 2009 14:04:19 +0100 x86: with the last user gone, remove set_pte_present Impact: cleanup set_pte_present() is no longer used, directly or indirectly, so remove it. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Cc: Xen-devel <xen-devel@lists.xensource.com> Cc: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Cc: Alok Kataria <akataria@vmware.com> Cc: Marcelo Tosatti <mtosatti@redhat.com> Cc: Avi Kivity <avi@redhat.com> LKML-Reference: <1237406613-2929-2-git-send-email-jeremy@goop.org> Signed-off-by: Ingo Molnar <mingo@elte.hu> --- arch/x86/include/asm/paravirt.h | 15 --------------- arch/x86/include/asm/pgtable-2level.h | 7 ------- arch/x86/include/asm/pgtable-3level.h | 17 ----------------- arch/x86/include/asm/pgtable.h | 2 -- arch/x86/kernel/kvm.c | 7 ------- arch/x86/kernel/paravirt.c | 1 - arch/x86/kernel/vmi_32.c | 6 ------ arch/x86/xen/mmu.c | 1 - 8 files changed, 0 insertions(+), 56 deletions(-) diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h index 31fe83b..7727aa8 100644 --- a/arch/x86/include/asm/paravirt.h +++ b/arch/x86/include/asm/paravirt.h @@ -317,8 +317,6 @@ struct pv_mmu_ops { #if PAGETABLE_LEVELS >= 3 #ifdef CONFIG_X86_PAE void (*set_pte_atomic)(pte_t *ptep, pte_t pteval); - void (*set_pte_present)(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte); void (*pte_clear)(struct mm_struct *mm, unsigned long addr, pte_t *ptep); void (*pmd_clear)(pmd_t *pmdp); @@ -1365,13 +1363,6 @@ static inline void set_pte_atomic(pte_t *ptep, pte_t pte) pte.pte, pte.pte >> 32); } -static inline void set_pte_present(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte) -{ - /* 5 arg words */ - pv_mmu_ops.set_pte_present(mm, addr, ptep, pte); -} - static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { @@ -1388,12 +1379,6 @@ static inline void set_pte_atomic(pte_t *ptep, pte_t pte) set_pte(ptep, pte); } -static inline void set_pte_present(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte) -{ - set_pte(ptep, pte); -} - static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { diff --git a/arch/x86/include/asm/pgtable-2level.h b/arch/x86/include/asm/pgtable-2level.h index c1774ac..2334982 100644 --- a/arch/x86/include/asm/pgtable-2level.h +++ b/arch/x86/include/asm/pgtable-2level.h @@ -26,13 +26,6 @@ static inline void native_set_pte_atomic(pte_t *ptep, pte_t pte) native_set_pte(ptep, pte); } -static inline void native_set_pte_present(struct mm_struct *mm, - unsigned long addr, - pte_t *ptep, pte_t pte) -{ - native_set_pte(ptep, pte); -} - static inline void native_pmd_clear(pmd_t *pmdp) { native_set_pmd(pmdp, __pmd(0)); diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h index 3f13cdf..177b016 100644 --- a/arch/x86/include/asm/pgtable-3level.h +++ b/arch/x86/include/asm/pgtable-3level.h @@ -31,23 +31,6 @@ static inline void native_set_pte(pte_t *ptep, pte_t pte) ptep->pte_low = pte.pte_low; } -/* - * Since this is only called on user PTEs, and the page fault handler - * must handle the already racy situation of simultaneous page faults, - * we are justified in merely clearing the PTE present bit, followed - * by a set. The ordering here is important. - */ -static inline void native_set_pte_present(struct mm_struct *mm, - unsigned long addr, - pte_t *ptep, pte_t pte) -{ - ptep->pte_low = 0; - smp_wmb(); - ptep->pte_high = pte.pte_high; - smp_wmb(); - ptep->pte_low = pte.pte_low; -} - static inline void native_set_pte_atomic(pte_t *ptep, pte_t pte) { set_64bit((unsigned long long *)(ptep), native_pte_val(pte)); diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index d0812e1..29d96d1 100644 --- a/arch/x86/include/asm/pgtable.h +++ b/arch/x86/include/asm/pgtable.h @@ -31,8 +31,6 @@ extern struct list_head pgd_list; #define set_pte(ptep, pte) native_set_pte(ptep, pte) #define set_pte_at(mm, addr, ptep, pte) native_set_pte_at(mm, addr, ptep, pte) -#define set_pte_present(mm, addr, ptep, pte) \ - native_set_pte_present(mm, addr, ptep, pte) #define set_pte_atomic(ptep, pte) \ native_set_pte_atomic(ptep, pte) diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c index 478bca9..33019dd 100644 --- a/arch/x86/kernel/kvm.c +++ b/arch/x86/kernel/kvm.c @@ -138,12 +138,6 @@ static void kvm_set_pte_atomic(pte_t *ptep, pte_t pte) kvm_mmu_write(ptep, pte_val(pte)); } -static void kvm_set_pte_present(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte) -{ - kvm_mmu_write(ptep, pte_val(pte)); -} - static void kvm_pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep) { @@ -220,7 +214,6 @@ static void paravirt_ops_setup(void) #if PAGETABLE_LEVELS >= 3 #ifdef CONFIG_X86_PAE pv_mmu_ops.set_pte_atomic = kvm_set_pte_atomic; - pv_mmu_ops.set_pte_present = kvm_set_pte_present; pv_mmu_ops.pte_clear = kvm_pte_clear; pv_mmu_ops.pmd_clear = kvm_pmd_clear; #endif diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c index 63dd358..8e45f44 100644 --- a/arch/x86/kernel/paravirt.c +++ b/arch/x86/kernel/paravirt.c @@ -470,7 +470,6 @@ struct pv_mmu_ops pv_mmu_ops = { #if PAGETABLE_LEVELS >= 3 #ifdef CONFIG_X86_PAE .set_pte_atomic = native_set_pte_atomic, - .set_pte_present = native_set_pte_present, .pte_clear = native_pte_clear, .pmd_clear = native_pmd_clear, #endif diff --git a/arch/x86/kernel/vmi_32.c b/arch/x86/kernel/vmi_32.c index 2cc4a90..95deb9f 100644 --- a/arch/x86/kernel/vmi_32.c +++ b/arch/x86/kernel/vmi_32.c @@ -395,11 +395,6 @@ static void vmi_set_pte_atomic(pte_t *ptep, pte_t pteval) vmi_ops.update_pte(ptep, VMI_PAGE_PT); } -static void vmi_set_pte_present(struct mm_struct *mm, unsigned long addr, pte_t *ptep, pte_t pte) -{ - vmi_ops.set_pte(pte, ptep, vmi_flags_addr_defer(mm, addr, VMI_PAGE_PT, 1)); -} - static void vmi_set_pud(pud_t *pudp, pud_t pudval) { /* Um, eww */ @@ -750,7 +745,6 @@ static inline int __init activate_vmi(void) pv_mmu_ops.set_pmd = vmi_set_pmd; #ifdef CONFIG_X86_PAE pv_mmu_ops.set_pte_atomic = vmi_set_pte_atomic; - pv_mmu_ops.set_pte_present = vmi_set_pte_present; pv_mmu_ops.set_pud = vmi_set_pud; pv_mmu_ops.pte_clear = vmi_pte_clear; pv_mmu_ops.pmd_clear = vmi_pmd_clear; diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index 72f6a76..db3802f 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -1870,7 +1870,6 @@ const struct pv_mmu_ops xen_mmu_ops __initdata = { #ifdef CONFIG_X86_PAE .set_pte_atomic = xen_set_pte_atomic, - .set_pte_present = xen_set_pte_at, .pte_clear = xen_pte_clear, .pmd_clear = xen_pmd_clear, #endif /* CONFIG_X86_PAE */ ^ permalink raw reply related [flat|nested] 4+ messages in thread
* [tip:x86/mm] x86/32: no need to use set_pte_present in set_pte_vaddr 2009-03-18 20:03 [PATCH 1/2] x86/32: no need to use set_pte_present in set_pte_vaddr Jeremy Fitzhardinge 2009-03-18 20:03 ` [PATCH 2/2] x86: with the last user gone, remove set_pte_present Jeremy Fitzhardinge @ 2009-03-19 13:27 ` Jeremy Fitzhardinge 1 sibling, 0 replies; 4+ messages in thread From: Jeremy Fitzhardinge @ 2009-03-19 13:27 UTC (permalink / raw) To: linux-tip-commits Cc: linux-kernel, hpa, mingo, tglx, mingo, xen-devel, jeremy.fitzhardinge Commit-ID: b40c757964bbad76ecfa88eda9eb0b4d76dd8b40 Gitweb: http://git.kernel.org/tip/b40c757964bbad76ecfa88eda9eb0b4d76dd8b40 Author: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> AuthorDate: Wed, 18 Mar 2009 13:03:32 -0700 Committer: Ingo Molnar <mingo@elte.hu> CommitDate: Thu, 19 Mar 2009 14:04:18 +0100 x86/32: no need to use set_pte_present in set_pte_vaddr Impact: cleanup, remove last user of set_pte_present set_pte_vaddr() is only used to install ptes in fixmaps, and should never be used to overwrite a present mapping. Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Cc: Xen-devel <xen-devel@lists.xensource.com> LKML-Reference: <1237406613-2929-1-git-send-email-jeremy@goop.org> Signed-off-by: Ingo Molnar <mingo@elte.hu> --- arch/x86/mm/pgtable_32.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/x86/mm/pgtable_32.c b/arch/x86/mm/pgtable_32.c index f2e477c..46c8834 100644 --- a/arch/x86/mm/pgtable_32.c +++ b/arch/x86/mm/pgtable_32.c @@ -50,7 +50,7 @@ void set_pte_vaddr(unsigned long vaddr, pte_t pteval) } pte = pte_offset_kernel(pmd, vaddr); if (pte_val(pteval)) - set_pte_present(&init_mm, vaddr, pte, pteval); + set_pte_at(&init_mm, vaddr, pte, pteval); else pte_clear(&init_mm, vaddr, pte); ^ permalink raw reply related [flat|nested] 4+ messages in thread
end of thread, other threads:[~2009-03-19 13:28 UTC | newest] Thread overview: 4+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2009-03-18 20:03 [PATCH 1/2] x86/32: no need to use set_pte_present in set_pte_vaddr Jeremy Fitzhardinge 2009-03-18 20:03 ` [PATCH 2/2] x86: with the last user gone, remove set_pte_present Jeremy Fitzhardinge 2009-03-19 13:27 ` [tip:x86/mm] " Jeremy Fitzhardinge 2009-03-19 13:27 ` [tip:x86/mm] x86/32: no need to use set_pte_present in set_pte_vaddr Jeremy Fitzhardinge
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