drivers/gpu/drm/radeon/radeon_drv.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
'struct pci_device_id' is not modified in this driver.
Constifying this structure moves some data to a read-only section, so
increase overall security.
On a x86_64, with allmodconfig:
Before:
======
text data bss dec hex filename
11984 28672 44 40700 9efc drivers/gpu/drm/radeon/radeon_drv.o
After:
=====
text data bss dec hex filename
40000 664 44 40708 9f04 drivers/gpu/drm/radeon/radeon_drv.o
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
Compile tested-only.
---
drivers/gpu/drm/radeon/radeon_drv.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index 23d6d1a2586d..5e958cc223f4 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -248,10 +248,9 @@ int radeon_cik_support = 1;
MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled (default), 0 = disabled)");
module_param_named(cik_support, radeon_cik_support, int, 0444);
-static struct pci_device_id pciidlist[] = {
+static const struct pci_device_id pciidlist[] = {
radeon_PCI_IDS
};
-
MODULE_DEVICE_TABLE(pci, pciidlist);
static const struct drm_driver kms_driver;
--
2.47.0
Am 15.11.24 um 18:26 schrieb Christophe JAILLET: > 'struct pci_device_id' is not modified in this driver. > > Constifying this structure moves some data to a read-only section, so > increase overall security. > > On a x86_64, with allmodconfig: > Before: > ====== > text data bss dec hex filename > 11984 28672 44 40700 9efc drivers/gpu/drm/radeon/radeon_drv.o > > After: > ===== > text data bss dec hex filename > 40000 664 44 40708 9f04 drivers/gpu/drm/radeon/radeon_drv.o Mhm that's a bit more than "some data" :) > Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Acked-by: Christian König <christian.koenig@amd.com> > --- > Compile tested-only. > --- > drivers/gpu/drm/radeon/radeon_drv.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c > index 23d6d1a2586d..5e958cc223f4 100644 > --- a/drivers/gpu/drm/radeon/radeon_drv.c > +++ b/drivers/gpu/drm/radeon/radeon_drv.c > @@ -248,10 +248,9 @@ int radeon_cik_support = 1; > MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled (default), 0 = disabled)"); > module_param_named(cik_support, radeon_cik_support, int, 0444); > > -static struct pci_device_id pciidlist[] = { > +static const struct pci_device_id pciidlist[] = { > radeon_PCI_IDS > }; > - > MODULE_DEVICE_TABLE(pci, pciidlist); > > static const struct drm_driver kms_driver;
Applied. Thanks! Alex On Mon, Nov 18, 2024 at 6:25 AM Christian König <christian.koenig@amd.com> wrote: > > Am 15.11.24 um 18:26 schrieb Christophe JAILLET: > > 'struct pci_device_id' is not modified in this driver. > > > > Constifying this structure moves some data to a read-only section, so > > increase overall security. > > > > On a x86_64, with allmodconfig: > > Before: > > ====== > > text data bss dec hex filename > > 11984 28672 44 40700 9efc drivers/gpu/drm/radeon/radeon_drv.o > > > > After: > > ===== > > text data bss dec hex filename > > 40000 664 44 40708 9f04 drivers/gpu/drm/radeon/radeon_drv.o > > Mhm that's a bit more than "some data" :) > > > Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> > > Acked-by: Christian König <christian.koenig@amd.com> > > > --- > > Compile tested-only. > > --- > > drivers/gpu/drm/radeon/radeon_drv.c | 3 +-- > > 1 file changed, 1 insertion(+), 2 deletions(-) > > > > diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c > > index 23d6d1a2586d..5e958cc223f4 100644 > > --- a/drivers/gpu/drm/radeon/radeon_drv.c > > +++ b/drivers/gpu/drm/radeon/radeon_drv.c > > @@ -248,10 +248,9 @@ int radeon_cik_support = 1; > > MODULE_PARM_DESC(cik_support, "CIK support (1 = enabled (default), 0 = disabled)"); > > module_param_named(cik_support, radeon_cik_support, int, 0444); > > > > -static struct pci_device_id pciidlist[] = { > > +static const struct pci_device_id pciidlist[] = { > > radeon_PCI_IDS > > }; > > - > > MODULE_DEVICE_TABLE(pci, pciidlist); > > > > static const struct drm_driver kms_driver; >
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