Message ID | aaef07f5b0d970c82721e2392275a6c2b5c59145.1500397387.git.arvind.yadav.cs@gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On Tue, 18 Jul 2017 19:05:06 +0200, Arvind Yadav wrote: > > pci_device_id are not supposed to change at runtime. All functions > working with pci_device_id provided by <linux/pci.h> work with > const pci_device_id. So mark the non-const structs as const. > > File size before: > text data bss dec hex filename > 2610 304 8 2922 b6a sound/hda/hdac_i915.o > > File size After adding 'const': > text data bss dec hex filename > 2674 240 8 2922 b6a sound/hda/hdac_i915.o > > Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> Applied, thanks. Takashi
diff --git a/sound/hda/hdac_i915.c b/sound/hda/hdac_i915.c index 0659bf3..038a180 100644 --- a/sound/hda/hdac_i915.c +++ b/sound/hda/hdac_i915.c @@ -336,7 +336,7 @@ EXPORT_SYMBOL_GPL(snd_hdac_i915_register_notifier); /* check whether intel graphics is present */ static bool i915_gfx_present(void) { - static struct pci_device_id ids[] = { + static const struct pci_device_id ids[] = { { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_ANY_ID), .class = PCI_BASE_CLASS_DISPLAY << 16, .class_mask = 0xff << 16 },
pci_device_id are not supposed to change at runtime. All functions working with pci_device_id provided by <linux/pci.h> work with const pci_device_id. So mark the non-const structs as const. File size before: text data bss dec hex filename 2610 304 8 2922 b6a sound/hda/hdac_i915.o File size After adding 'const': text data bss dec hex filename 2674 240 8 2922 b6a sound/hda/hdac_i915.o Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com> --- sound/hda/hdac_i915.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)