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Date: Thu, 12 Mar 2009 12:15:29 GMT From: Jan Beulich <jbeulich@...ell.com> To: linux-tip-commits@...r.kernel.org Cc: linux-kernel@...r.kernel.org, hpa@...or.com, mingo@...hat.com, jbeulich@...ell.com, tglx@...utronix.de, mingo@...e.hu Subject: [tip:x86/debug] x86: move a few device initialization objects into .devinit.rodata Commit-ID: 821508d4ef7920283b960057903505fed609fd16 Gitweb: http://git.kernel.org/tip/821508d4ef7920283b960057903505fed609fd16 Author: "Jan Beulich" <jbeulich@...ell.com> AuthorDate: Thu, 12 Mar 2009 12:09:57 +0000 Commit: Ingo Molnar <mingo@...e.hu> CommitDate: Thu, 12 Mar 2009 13:12:19 +0100 x86: move a few device initialization objects into .devinit.rodata Impact: debuggability and micro-optimization Putting whatever is possible into the (final) .rodata section increases the likelihood of catching memory corruption bugs early, and reduces false cache line sharing. Signed-off-by: Jan Beulich <jbeulich@...ell.com> LKML-Reference: <49B909A5.76E4.0078.0@...ell.com> Signed-off-by: Ingo Molnar <mingo@...e.hu> --- arch/x86/pci/common.c | 4 ++-- arch/x86/pci/fixup.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c index 82d22fc..8c362b9 100644 --- a/arch/x86/pci/common.c +++ b/arch/x86/pci/common.c @@ -90,7 +90,7 @@ static int __devinit can_skip_ioresource_align(const struct dmi_system_id *d) return 0; } -static struct dmi_system_id can_skip_pciprobe_dmi_table[] __devinitdata = { +static const struct dmi_system_id can_skip_pciprobe_dmi_table[] __devinitconst = { /* * Systems where PCI IO resource ISA alignment can be skipped * when the ISA enable bit in the bridge control is not set @@ -183,7 +183,7 @@ static int __devinit assign_all_busses(const struct dmi_system_id *d) } #endif -static struct dmi_system_id __devinitdata pciprobe_dmi_table[] = { +static const struct dmi_system_id __devinitconst pciprobe_dmi_table[] = { #ifdef __i386__ /* * Laptops which need pci=assign-busses to see Cardbus cards diff --git a/arch/x86/pci/fixup.c b/arch/x86/pci/fixup.c index 7d388d5..9c49919 100644 --- a/arch/x86/pci/fixup.c +++ b/arch/x86/pci/fixup.c @@ -356,7 +356,7 @@ static void __devinit pci_fixup_video(struct pci_dev *pdev) DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, pci_fixup_video); -static struct dmi_system_id __devinitdata msi_k8t_dmi_table[] = { +static const struct dmi_system_id __devinitconst msi_k8t_dmi_table[] = { { .ident = "MSI-K8T-Neo2Fir", .matches = { @@ -413,7 +413,7 @@ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237, */ static u16 toshiba_line_size; -static struct dmi_system_id __devinitdata toshiba_ohci1394_dmi_table[] = { +static const struct dmi_system_id __devinitconst toshiba_ohci1394_dmi_table[] = { { .ident = "Toshiba PS5 based laptop", .matches = { -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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