Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=fb27145d6ad2548d2d770f33ffa0a268c0afba85
Commit: fb27145d6ad2548d2d770f33ffa0a268c0afba85
Parent: bdd0dc5210b5bb35dbddd5b0bc742e65a812a067
Author: Andrew Morton <[EMAIL PROTECTED]>
AuthorDate: Wed May 2 19:27:04 2007 +0200
Committer: Andi Kleen <[EMAIL PROTECTED]>
CommitDate: Wed May 2 19:27:04 2007 +0200
[PATCH] i386: revert i386-fix-the-verify_quirk_intel_irqbalance
This is unneeded with Ingo's genapic rework.
Cc: Suresh Siddha <[EMAIL PROTECTED]>
Cc: Andi Kleen <[EMAIL PROTECTED]>
Cc: Ingo Molnar <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Andi Kleen <[EMAIL PROTECTED]>
---
arch/i386/kernel/quirks.c | 33 ++++-----------------------------
1 files changed, 4 insertions(+), 29 deletions(-)
diff --git a/arch/i386/kernel/quirks.c b/arch/i386/kernel/quirks.c
index 34874c3..a01320a 100644
--- a/arch/i386/kernel/quirks.c
+++ b/arch/i386/kernel/quirks.c
@@ -10,38 +10,13 @@
#if defined(CONFIG_X86_IO_APIC) && defined(CONFIG_SMP) && defined(CONFIG_PCI)
static void __devinit verify_quirk_intel_irqbalance(struct pci_dev *dev)
{
- u8 config, rev;
- u32 word;
-
- /* BIOS may enable hardware IRQ balancing for
- * E7520/E7320/E7525(revision ID 0x9 and below)
- * based platforms.
- * For those platforms, make sure that the genapic is set to 'flat'
- */
- pci_read_config_byte(dev, PCI_CLASS_REVISION, &rev);
- if (rev > 0x9)
- return;
-
- /* enable access to config space*/
- pci_read_config_byte(dev, 0xf4, &config);
- pci_write_config_byte(dev, 0xf4, config|0x2);
-
- /* read xTPR register */
- raw_pci_ops->read(0, 0, 0x40, 0x4c, 2, &word);
-
- if (!(word & (1 << 13))) {
#ifdef CONFIG_X86_64
- if (genapic != &apic_flat)
- panic("APIC mode must be flat on this system\n");
+ if (genapic != &apic_flat)
+ panic("APIC mode must be flat on this system\n");
#elif defined(CONFIG_X86_GENERICARCH)
- if (genapic != &apic_default)
- panic("APIC mode must be default(flat) on this system.
Use apic=default\n");
+ if (genapic != &apic_default)
+ panic("APIC mode must be default(flat) on this system. Use
apic=default\n");
#endif
- }
-
- /* put back the original value for config space*/
- if (!(config & 0x2))
- pci_write_config_byte(dev, 0xf4, config);
}
void __init quirk_intel_irqbalance(void)
-
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