2023-02-17 03:16:36

by Thomas Weißschuh

Subject: [PATCH] irq: make kobj_type structures constant

Since commit ee6d3dd4ed48 ("driver core: make kobj_type constant.")
the driver core allows the usage of const struct kobj_type.

Take advantage of this to constify the structure definitions to prevent
modification at runtime.

Signed-off-by: Thomas Weißschuh <[email protected]>
---
kernel/irq/irqdesc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index fd0996274401..240e145e969f 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -277,7 +277,7 @@ static struct attribute *irq_attrs[] = {
};
ATTRIBUTE_GROUPS(irq);

-static struct kobj_type irq_kobj_type = {
+static const struct kobj_type irq_kobj_type = {
.release = irq_kobj_release,
.sysfs_ops = &kobj_sysfs_ops,
.default_groups = irq_groups,
@@ -335,7 +335,7 @@ postcore_initcall(irq_sysfs_init);

#else /* !CONFIG_SYSFS */

-static struct kobj_type irq_kobj_type = {
+static const struct kobj_type irq_kobj_type = {
.release = irq_kobj_release,
};


---
base-commit: 3ac88fa4605ec98e545fb3ad0154f575fda2de5f
change-id: 20230217-kobj_type-irq-ea87ec34b6e1

Best regards,
--
Thomas Weißschuh <[email protected]>

2023-02-21 14:03:17

by tip-bot2 for Alexey Makhalov

Subject: [tip: irq/urgent] genirq/irqdesc: Make kobj_type structures constant

The following commit has been merged into the irq/urgent branch of tip:

Commit-ID: ce7980ae9080f72f08d50355c4d9084d57aece63
Gitweb: https://git.kernel.org/tip/ce7980ae9080f72f08d50355c4d9084d57aece63
Author: Thomas Weißschuh <[email protected]>
AuthorDate: Fri, 17 Feb 2023 03:16:25
Committer: Thomas Gleixner <[email protected]>
CommitterDate: Tue, 21 Feb 2023 15:00:09 +01:00

genirq/irqdesc: Make kobj_type structures constant

Since commit ee6d3dd4ed48 ("driver core: make kobj_type constant.")
the driver core allows the usage of const struct kobj_type.

Take advantage of this to constify the structure definitions which prevents
modification at runtime.

Signed-off-by: Thomas Weißschuh <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Link: https://lore.kernel.org/r/[email protected]

---
kernel/irq/irqdesc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index fd09962..240e145 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -277,7 +277,7 @@ static struct attribute *irq_attrs[] = {
};
ATTRIBUTE_GROUPS(irq);

-static struct kobj_type irq_kobj_type = {
+static const struct kobj_type irq_kobj_type = {
.release = irq_kobj_release,
.sysfs_ops = &kobj_sysfs_ops,
.default_groups = irq_groups,
@@ -335,7 +335,7 @@ postcore_initcall(irq_sysfs_init);

#else /* !CONFIG_SYSFS */

-static struct kobj_type irq_kobj_type = {
+static const struct kobj_type irq_kobj_type = {
.release = irq_kobj_release,
};