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[PATCH 0/3] constify mmu_notifier_ops structures

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  [PATCH 0/3] constify mmu_notifier_ops structures Julia Lawall <Julia.Lawall@lip6.fr> - 2015-11-29 23:20 +0100
    [PATCH 1/3] xen/gntdev: constify mmu_notifier_ops structures Julia Lawall <Julia.Lawall@lip6.fr> - 2015-11-29 23:20 +0100
      Re: [Xen-devel] [PATCH 1/3] xen/gntdev: constify mmu_notifier_ops  structures David Vrabel <david.vrabel@citrix.com> - 2015-11-30 15:20 +0100
    [PATCH 3/3] IB/core: constify mmu_notifier_ops structures Julia Lawall <Julia.Lawall@lip6.fr> - 2015-11-29 23:20 +0100
    [PATCH 2/3] iommu/amd: constify mmu_notifier_ops structures Julia Lawall <Julia.Lawall@lip6.fr> - 2015-11-29 23:20 +0100

#1279465 — [PATCH 0/3] constify mmu_notifier_ops structures

mmu_notifier_ops structures are never modified, so declare them all as
const.

---

 drivers/infiniband/core/umem_odp.c |    2 +-
 drivers/iommu/amd_iommu_v2.c       |    2 +-
 drivers/xen/gntdev.c               |    2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)
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#1279467 — [PATCH 1/3] xen/gntdev: constify mmu_notifier_ops structures

This mmu_notifier_ops structure is never modified, so declare it as
const, like the other mmu_notifier_ops structures.

Done with the help of Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>

---
The patches in this series are independent of each other.

 drivers/xen/gntdev.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c
index 2ea0b3b..a27a9a5 100644
--- a/drivers/xen/gntdev.c
+++ b/drivers/xen/gntdev.c
@@ -518,7 +518,7 @@ static void mn_release(struct mmu_notifier *mn,
 	mutex_unlock(&priv->lock);
 }
 
-static struct mmu_notifier_ops gntdev_mmu_ops = {
+static const struct mmu_notifier_ops gntdev_mmu_ops = {
 	.release                = mn_release,
 	.invalidate_page        = mn_invl_page,
 	.invalidate_range_start = mn_invl_range_start,

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#1279924 — Re: [Xen-devel] [PATCH 1/3] xen/gntdev: constify mmu_notifier_ops structures

On 29/11/15 22:02, Julia Lawall wrote:
> This mmu_notifier_ops structure is never modified, so declare it as
> const, like the other mmu_notifier_ops structures.
> 
> Done with the help of Coccinelle.

Applied to for-linus-4.5, thanks.

David
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#1279468 — [PATCH 3/3] IB/core: constify mmu_notifier_ops structures

This mmu_notifier_ops structure is never modified, so declare it as
const, like the other mmu_notifier_ops structures.

Done with the help of Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>

---
The patches in this series are independent of each other.

 drivers/infiniband/core/umem_odp.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/core/umem_odp.c b/drivers/infiniband/core/umem_odp.c
index 40becdb..e69bf26 100644
--- a/drivers/infiniband/core/umem_odp.c
+++ b/drivers/infiniband/core/umem_odp.c
@@ -232,7 +232,7 @@ static void ib_umem_notifier_invalidate_range_end(struct mmu_notifier *mn,
 	ib_ucontext_notifier_end_account(context);
 }
 
-static struct mmu_notifier_ops ib_umem_notifiers = {
+static const struct mmu_notifier_ops ib_umem_notifiers = {
 	.release                    = ib_umem_notifier_release,
 	.invalidate_page            = ib_umem_notifier_invalidate_page,
 	.invalidate_range_start     = ib_umem_notifier_invalidate_range_start,

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#1279469 — [PATCH 2/3] iommu/amd: constify mmu_notifier_ops structures

This mmu_notifier_ops structure is never modified, so declare it as
const, like the other mmu_notifier_ops structures.

Done with the help of Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>

---
The patches in this series are independent of each other.

 drivers/iommu/amd_iommu_v2.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iommu/amd_iommu_v2.c b/drivers/iommu/amd_iommu_v2.c
index d21d4ed..c847f2f 100644
--- a/drivers/iommu/amd_iommu_v2.c
+++ b/drivers/iommu/amd_iommu_v2.c
@@ -432,7 +432,7 @@ static void mn_release(struct mmu_notifier *mn, struct mm_struct *mm)
 	unbind_pasid(pasid_state);
 }
 
-static struct mmu_notifier_ops iommu_mn = {
+static const struct mmu_notifier_ops iommu_mn = {
 	.release		= mn_release,
 	.clear_flush_young      = mn_clear_flush_young,
 	.invalidate_page        = mn_invalidate_page,

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