The patch titled pci: don't load acpi_php when acpi is disabled has been removed from the -mm tree. Its filename was pci-dont-load-acpi_php-when-acpi-is-disabled.patch This patch was dropped because it was merged into mainline or a subsystem tree The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: pci: don't load acpi_php when acpi is disabled From: Yinghai Lu <Yinghai.Lu@xxxxxxx> When acpi=off and pci=nomsi, don't load acpiphp. Fixes this: pci_hotplug: PCI Hot Plug PCI Core version: 0.5 acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5 ACPI Exception (utmutex-0263): AE_BAD_PARAMETER, Thread FFFF81103CC54000 could not acquire Mutex [1] [20070126] [akpm@xxxxxxxxxxxxxxxxxxxx: export acpi_pci_disabled for acpiphp.ko] [akpm@xxxxxxxxxxxxxxxxxxxx: fix return statement] Signed-off-by: Yinghai Lu <yinghai.lu@xxxxxxx> Cc: Kristen Carlson Accardi <kristen.c.accardi@xxxxxxxxx> Cc: Greg KH <greg@xxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- arch/x86/kernel/acpi/boot.c | 3 ++- drivers/pci/hotplug/acpiphp_core.c | 6 ++++++ 2 files changed, 8 insertions(+), 1 deletion(-) diff -puN drivers/pci/hotplug/acpiphp_core.c~pci-dont-load-acpi_php-when-acpi-is-disabled drivers/pci/hotplug/acpiphp_core.c --- a/drivers/pci/hotplug/acpiphp_core.c~pci-dont-load-acpi_php-when-acpi-is-disabled +++ a/drivers/pci/hotplug/acpiphp_core.c @@ -392,6 +392,9 @@ static int __init acpiphp_init(void) { info(DRIVER_DESC " version: " DRIVER_VERSION "\n"); + if (acpi_pci_disabled) + return 0; + acpiphp_debug = debug; /* read all the ACPI info from the system */ @@ -401,6 +404,9 @@ static int __init acpiphp_init(void) static void __exit acpiphp_exit(void) { + if (acpi_pci_disabled) + return; + /* deallocate internal data structures etc. */ acpiphp_glue_exit(); } diff -puN arch/x86/kernel/acpi/boot.c~pci-dont-load-acpi_php-when-acpi-is-disabled arch/x86/kernel/acpi/boot.c --- a/arch/x86/kernel/acpi/boot.c~pci-dont-load-acpi_php-when-acpi-is-disabled +++ a/arch/x86/kernel/acpi/boot.c @@ -72,7 +72,8 @@ static inline int acpi_madt_oem_check(ch #define PREFIX "ACPI: " int acpi_noirq; /* skip ACPI IRQ initialization */ -int acpi_pci_disabled __initdata; /* skip ACPI PCI scan and IRQ initialization */ +int acpi_pci_disabled; /* skip ACPI PCI scan and IRQ initialization */ +EXPORT_SYMBOL(acpi_pci_disabled); int acpi_ht __initdata = 1; /* enable HT */ int acpi_lapic; _ Patches currently in -mm which might be from Yinghai.Lu@xxxxxxx are origin.patch git-scsi-rc-fixes.patch git-x86.patch - To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html