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Commit 75ecb1a4 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc 

* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc:
  [POWERPC] Fix size check for hugetlbfs
  [POWERPC] Fix initialization and usage of dma_mask
  [POWERPC] Fix more section mismatches in head_64.S
  [POWERPC] Revert "[POWERPC] Add 'mdio' to bus scan id list for platforms with QE UEC"
  [POWERPC] PS3: Update ps3_defconfig
  [POWERPC] PS3: Remove text saying PS3 support is incomplete
  [POWERPC] PS3: Fix storage probe logic
  [POWERPC] cell: Move SPU affinity init to spu_management_of_ops
  [POWERPC] Fix potential duplicate entry in SLB shadow buffer
parents 73819b2d d1f5a77f

arch/powerpc/configs/ps3_defconfig

+65 −135
Original line number Diff line number Diff line 
#

# Automatically generated make config: don't edit

# Linux kernel version: 2.6.22-rc6

# Tue Jun 26 14:15:19 2007

# Linux kernel version: 2.6.23-rc2

# Tue Aug  7 19:17:26 2007

#

CONFIG_PPC64=y



#

# Processor support

#

# CONFIG_POWER4_ONLY is not set

CONFIG_POWER3=y

CONFIG_POWER4=y

CONFIG_PPC_FPU=y

CONFIG_ALTIVEC=y

CONFIG_PPC_STD_MMU=y

# CONFIG_PPC_MM_SLICES is not set

CONFIG_VIRT_CPU_ACCOUNTING=y

CONFIG_SMP=y

CONFIG_NR_CPUS=2

CONFIG_64BIT=y

CONFIG_PPC_MERGE=y

CONFIG_MMU=y
@@ -15,6 +29,7 @@ CONFIG_ARCH_HAS_ILOG2_U64=y 
CONFIG_GENERIC_HWEIGHT=y

CONFIG_GENERIC_CALIBRATE_DELAY=y

CONFIG_GENERIC_FIND_NEXT_BIT=y

CONFIG_ARCH_NO_VIRT_TO_BUS=y

CONFIG_PPC=y

CONFIG_EARLY_PRINTK=y

CONFIG_COMPAT=y
@@ -22,50 +37,32 @@ CONFIG_SYSVIPC_COMPAT=y 
CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y

CONFIG_ARCH_MAY_HAVE_PC_FDC=y

CONFIG_PPC_OF=y

CONFIG_OF=y

# CONFIG_PPC_UDBG_16550 is not set

# CONFIG_GENERIC_TBSYNC is not set

CONFIG_AUDIT_ARCH=y

CONFIG_GENERIC_BUG=y

# CONFIG_DEFAULT_UIMAGE is not set



#

# Processor support

#

# CONFIG_POWER4_ONLY is not set

CONFIG_POWER3=y

CONFIG_POWER4=y

CONFIG_PPC_FPU=y

# CONFIG_PPC_DCR_NATIVE is not set

# CONFIG_PPC_DCR_MMIO is not set

# CONFIG_PPC_OF_PLATFORM_PCI is not set

CONFIG_ALTIVEC=y

CONFIG_PPC_STD_MMU=y

# CONFIG_PPC_MM_SLICES is not set

CONFIG_VIRT_CPU_ACCOUNTING=y

CONFIG_SMP=y

CONFIG_NR_CPUS=2

CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"



#

# Code maturity level options

# General setup

#

CONFIG_EXPERIMENTAL=y

CONFIG_LOCK_KERNEL=y

CONFIG_INIT_ENV_ARG_LIMIT=32



#

# General setup

#

CONFIG_LOCALVERSION=""

CONFIG_LOCALVERSION_AUTO=y

CONFIG_SWAP=y

CONFIG_SYSVIPC=y

# CONFIG_IPC_NS is not set

CONFIG_SYSVIPC_SYSCTL=y

# CONFIG_POSIX_MQUEUE is not set

# CONFIG_BSD_PROCESS_ACCT is not set

# CONFIG_TASKSTATS is not set

# CONFIG_UTS_NS is not set

# CONFIG_USER_NS is not set

# CONFIG_AUDIT is not set

# CONFIG_IKCONFIG is not set

CONFIG_LOG_BUF_SHIFT=17
@@ -100,10 +97,6 @@ CONFIG_SLAB=y 
CONFIG_RT_MUTEXES=y

# CONFIG_TINY_SHMEM is not set

CONFIG_BASE_SMALL=0



#

# Loadable module support

#

CONFIG_MODULES=y

CONFIG_MODULE_UNLOAD=y

# CONFIG_MODULE_FORCE_UNLOAD is not set
@@ -111,12 +104,9 @@ CONFIG_MODULE_UNLOAD=y 
# CONFIG_MODULE_SRCVERSION_ALL is not set

CONFIG_KMOD=y

CONFIG_STOP_MACHINE=y



#

# Block layer

#

CONFIG_BLOCK=y

# CONFIG_BLK_DEV_IO_TRACE is not set

CONFIG_BLK_DEV_BSG=y



#

# IO Schedulers
@@ -136,7 +126,9 @@ CONFIG_DEFAULT_IOSCHED="anticipatory" 
#

CONFIG_PPC_MULTIPLATFORM=y

# CONFIG_EMBEDDED6xx is not set

# CONFIG_APUS is not set

# CONFIG_PPC_82xx is not set

# CONFIG_PPC_83xx is not set

# CONFIG_PPC_86xx is not set

# CONFIG_PPC_PSERIES is not set

# CONFIG_PPC_ISERIES is not set

# CONFIG_PPC_MPC52xx is not set
@@ -223,6 +215,7 @@ CONFIG_MEMORY_HOTPLUG_SPARSE=y 
CONFIG_SPLIT_PTLOCK_CPUS=4

CONFIG_RESOURCES_64BIT=y

CONFIG_ZONE_DMA_FLAG=1

CONFIG_BOUNCE=y

CONFIG_ARCH_MEMORY_PROBE=y

# CONFIG_PPC_HAS_HASH_64K is not set

# CONFIG_PPC_64K_PAGES is not set
@@ -241,6 +234,7 @@ CONFIG_ZONE_DMA=y 
CONFIG_GENERIC_ISA_DMA=y

# CONFIG_PCI is not set

# CONFIG_PCI_DOMAINS is not set

# CONFIG_PCI_SYSCALL is not set

# CONFIG_ARCH_SUPPORTS_MSI is not set



#
@@ -365,6 +359,7 @@ CONFIG_WIRELESS_EXT=y 
# CONFIG_MAC80211 is not set

# CONFIG_IEEE80211 is not set

# CONFIG_RFKILL is not set

# CONFIG_NET_9P is not set



#

# Device Drivers
@@ -379,26 +374,11 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y 
# CONFIG_DEBUG_DRIVER is not set

# CONFIG_DEBUG_DEVRES is not set

# CONFIG_SYS_HYPERVISOR is not set



#

# Connector - unified userspace <-> kernelspace linker

#

# CONFIG_CONNECTOR is not set

# CONFIG_MTD is not set



#

# Parallel port support

#

CONFIG_OF_DEVICE=y

# CONFIG_PARPORT is not set



#

# Plug and Play support

#

# CONFIG_PNPACPI is not set



#

# Block devices

#

CONFIG_BLK_DEV=y

# CONFIG_BLK_DEV_FD is not set

# CONFIG_BLK_DEV_COW_COMMON is not set

CONFIG_BLK_DEV_LOOP=y
@@ -411,11 +391,8 @@ CONFIG_BLK_DEV_RAM_SIZE=65535 
CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024

# CONFIG_CDROM_PKTCDVD is not set

# CONFIG_ATA_OVER_ETH is not set



#

# Misc devices

#

# CONFIG_BLINK is not set

CONFIG_MISC_DEVICES=y

# CONFIG_EEPROM_93CX6 is not set

# CONFIG_IDE is not set



#
@@ -423,6 +400,7 @@ CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 
#

# CONFIG_RAID_ATTRS is not set

CONFIG_SCSI=y

CONFIG_SCSI_DMA=y

# CONFIG_SCSI_TGT is not set

# CONFIG_SCSI_NETLINK is not set

CONFIG_SCSI_PROC_FS=y
@@ -455,37 +433,22 @@ CONFIG_SCSI_WAIT_SCAN=m 
# CONFIG_SCSI_ISCSI_ATTRS is not set

# CONFIG_SCSI_SAS_ATTRS is not set

# CONFIG_SCSI_SAS_LIBSAS is not set



#

# SCSI low-level drivers

#

# CONFIG_ISCSI_TCP is not set

# CONFIG_SCSI_DEBUG is not set

# CONFIG_SCSI_LOWLEVEL is not set

# CONFIG_ATA is not set



#

# Multi-device support (RAID and LVM)

#

# CONFIG_MD is not set

# CONFIG_MACINTOSH_DRIVERS is not set



#

# Network device support

#

CONFIG_NETDEVICES=y

# CONFIG_NETDEVICES_MULTIQUEUE is not set

# CONFIG_DUMMY is not set

# CONFIG_BONDING is not set

# CONFIG_MACVLAN is not set

# CONFIG_EQUALIZER is not set

# CONFIG_TUN is not set



#

# Ethernet (10 or 100Mbit)

#

# CONFIG_NET_ETHERNET is not set

CONFIG_MII=m

CONFIG_NETDEV_1000=y

CONFIG_NETDEV_10000=y

CONFIG_GELIC_NET=y

# CONFIG_NETDEV_10000 is not set



#

# Wireless LAN
@@ -518,15 +481,7 @@ CONFIG_USB_NET_MCS7830=m 
# CONFIG_NETCONSOLE is not set

# CONFIG_NETPOLL is not set

# CONFIG_NET_POLL_CONTROLLER is not set



#

# ISDN subsystem

#

# CONFIG_ISDN is not set



#

# Telephony Support

#

# CONFIG_PHONE is not set



#
@@ -604,10 +559,6 @@ CONFIG_VT_HW_CONSOLE_BINDING=y 
CONFIG_UNIX98_PTYS=y

CONFIG_LEGACY_PTYS=y

CONFIG_LEGACY_PTY_COUNT=16



#

# IPMI

#

# CONFIG_IPMI_HANDLER is not set

# CONFIG_WATCHDOG is not set

# CONFIG_HW_RANDOM is not set
@@ -616,10 +567,6 @@ CONFIG_GEN_RTC=y 
# CONFIG_R3964 is not set

# CONFIG_RAW_DRIVER is not set

# CONFIG_HANGCHECK_TIMER is not set



#

# TPM devices

#

# CONFIG_TCG_TPM is not set

# CONFIG_I2C is not set
@@ -628,11 +575,8 @@ CONFIG_GEN_RTC=y 
#

# CONFIG_SPI is not set

# CONFIG_SPI_MASTER is not set



#

# Dallas's 1-wire bus

#

# CONFIG_W1 is not set

# CONFIG_POWER_SUPPLY is not set

# CONFIG_HWMON is not set



#
@@ -657,6 +601,7 @@ CONFIG_GEN_RTC=y 
#

# CONFIG_DISPLAY_SUPPORT is not set

# CONFIG_VGASTATE is not set

CONFIG_VIDEO_OUTPUT_CONTROL=m

CONFIG_FB=y

# CONFIG_FIRMWARE_EDID is not set

# CONFIG_FB_DDC is not set
@@ -691,11 +636,13 @@ CONFIG_FB_PS3_DEFAULT_SIZE_M=18 
# CONFIG_VGA_CONSOLE is not set

CONFIG_DUMMY_CONSOLE=y

CONFIG_FRAMEBUFFER_CONSOLE=y

CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y

CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y

# CONFIG_FONTS is not set

CONFIG_FONT_8x8=y

CONFIG_FONT_8x16=y

CONFIG_LOGO=y

CONFIG_FB_LOGO_EXTRA=y

# CONFIG_LOGO_LINUX_MONO is not set

# CONFIG_LOGO_LINUX_VGA16 is not set

CONFIG_LOGO_LINUX_CLUT224=y
@@ -709,6 +656,8 @@ CONFIG_SOUND=y 
# Advanced Linux Sound Architecture

#

CONFIG_SND=y

CONFIG_SND_TIMER=y

CONFIG_SND_PCM=y

# CONFIG_SND_SEQUENCER is not set

# CONFIG_SND_MIXER_OSS is not set

# CONFIG_SND_PCM_OSS is not set
@@ -734,6 +683,12 @@ CONFIG_SND_VERBOSE_PROCFS=y 
# ALSA PowerMac requires I2C

#



#

# ALSA PowerPC devices

#

CONFIG_SND_PS3=y

CONFIG_SND_PS3_DEFAULT_START_DELAY=2000



#

# USB devices

#
@@ -747,13 +702,14 @@ CONFIG_SND_VERBOSE_PROCFS=y 
# CONFIG_SND_SOC is not set



#

# Open Sound System

# SoC Audio support for SuperH

#

# CONFIG_SOUND_PRIME is not set



#

# HID Devices

# Open Sound System

#

# CONFIG_SOUND_PRIME is not set

CONFIG_HID_SUPPORT=y

CONFIG_HID=y

# CONFIG_HID_DEBUG is not set
@@ -770,10 +726,7 @@ CONFIG_USB_HID=m 
#

# CONFIG_USB_KBD is not set

# CONFIG_USB_MOUSE is not set



#

# USB support

#

CONFIG_USB_SUPPORT=y

CONFIG_USB_ARCH_HAS_HCD=y

CONFIG_USB_ARCH_HAS_OHCI=y

CONFIG_USB_ARCH_HAS_EHCI=y
@@ -803,6 +756,7 @@ CONFIG_USB_OHCI_HCD=y 
CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y

CONFIG_USB_OHCI_LITTLE_ENDIAN=y

# CONFIG_USB_SL811_HCD is not set

# CONFIG_USB_R8A66597_HCD is not set



#

# USB Device Class drivers
@@ -879,31 +833,8 @@ CONFIG_USB_MON=y 
#

# CONFIG_USB_GADGET is not set

# CONFIG_MMC is not set



#

# LED devices

#

# CONFIG_NEW_LEDS is not set



#

# LED drivers

#



#

# LED Triggers

#



#

# InfiniBand support

#



#

# EDAC - error detection and reporting (RAS) (EXPERIMENTAL)

#



#

# Real Time Clock

#

# CONFIG_EDAC is not set

# CONFIG_RTC_CLASS is not set



#
@@ -919,6 +850,11 @@ CONFIG_USB_MON=y 
# DMA Devices

#



#

# Userspace I/O

#

# CONFIG_UIO is not set



#

# File systems

#
@@ -948,8 +884,8 @@ CONFIG_QUOTA=y 
CONFIG_QFMT_V2=y

CONFIG_QUOTACTL=y

CONFIG_DNOTIFY=y

# CONFIG_AUTOFS_FS is not set

CONFIG_AUTOFS4_FS=y

CONFIG_AUTOFS_FS=m

CONFIG_AUTOFS4_FS=m

# CONFIG_FUSE_FS is not set



#
@@ -1030,7 +966,6 @@ CONFIG_CIFS=m 
# CONFIG_NCP_FS is not set

# CONFIG_CODA_FS is not set

# CONFIG_AFS_FS is not set

# CONFIG_9P_FS is not set



#

# Partition Types
@@ -1096,6 +1031,7 @@ CONFIG_BITREVERSE=y 
# CONFIG_CRC16 is not set

# CONFIG_CRC_ITU_T is not set

CONFIG_CRC32=y

# CONFIG_CRC7 is not set

# CONFIG_LIBCRC32C is not set

CONFIG_PLIST=y

CONFIG_HAS_IOMEM=y
@@ -1120,6 +1056,7 @@ CONFIG_MAGIC_SYSRQ=y 
CONFIG_DEBUG_KERNEL=y

# CONFIG_DEBUG_SHIRQ is not set

CONFIG_DETECT_SOFTLOCKUP=y

CONFIG_SCHED_DEBUG=y

# CONFIG_SCHEDSTATS is not set

# CONFIG_TIMER_STATS is not set

# CONFIG_DEBUG_SLAB is not set
@@ -1150,10 +1087,6 @@ CONFIG_IRQSTACKS=y 
#

# CONFIG_KEYS is not set

# CONFIG_SECURITY is not set



#

# Cryptographic options

#

CONFIG_CRYPTO=y

CONFIG_CRYPTO_ALGAPI=y

CONFIG_CRYPTO_BLKCIPHER=y
@@ -1191,7 +1124,4 @@ CONFIG_CRYPTO_DES=y 
# CONFIG_CRYPTO_CRC32C is not set

# CONFIG_CRYPTO_CAMELLIA is not set

# CONFIG_CRYPTO_TEST is not set



#

# Hardware crypto devices

#
 
CONFIG_CRYPTO_HW=y

arch/powerpc/kernel/head_64.S

+9 −7
Original line number Diff line number Diff line
@@ -1672,8 +1672,9 @@ _GLOBAL(__start_initialization_multiplatform) 
	 * Are we booted from a PROM Of-type client-interface ?

	 */

	cmpldi	cr0,r5,0

	bne	.__boot_from_prom		/* yes -> prom */



	beq	1f

	b	.__boot_from_prom		/* yes -> prom */

1:

	/* Save parameters */

	mr	r31,r3

	mr	r30,r4
@@ -1701,7 +1702,7 @@ _GLOBAL(__start_initialization_multiplatform) 
	bl	.__mmu_off

	b	.__after_prom_start



_STATIC(__boot_from_prom)

_INIT_STATIC(__boot_from_prom)

	/* Save parameters */

	mr	r31,r3

	mr	r30,r4
@@ -1768,9 +1769,10 @@ _STATIC(__after_prom_start) 
					/*	the source addr		 */



	cmpdi	r4,0			/* In some cases the loader may  */

	beq	.start_here_multiplatform /* have already put us at zero */

	bne	1f

	b	.start_here_multiplatform /* have already put us at zero */

					/* so we can skip the copy.      */

	LOAD_REG_IMMEDIATE(r5,copy_to_here) /* # bytes of memory to copy */

1:	LOAD_REG_IMMEDIATE(r5,copy_to_here) /* # bytes of memory to copy */

	sub	r5,r5,r27



	li	r6,0x100		/* Start offset, the first 0x100 */
@@ -1957,7 +1959,7 @@ _GLOBAL(enable_64b_mode) 
/*

 * This is where the main kernel code starts.

 */

_STATIC(start_here_multiplatform)

_INIT_STATIC(start_here_multiplatform)

	/* get a new offset, now that the kernel has moved. */

	bl	.reloc_offset

	mr	r26,r3
@@ -2019,7 +2021,7 @@ _STATIC(start_here_multiplatform) 
	b	.	/* prevent speculative execution */

	

	/* This is where all platforms converge execution */

_STATIC(start_here_common)

_INIT_STATIC(start_here_common)

	/* relocation is on at this point */



	/* The following code sets up the SP and TOC now that we are */

arch/powerpc/kernel/pci_64.c

+1 −0
Original line number Diff line number Diff line
@@ -313,6 +313,7 @@ struct pci_dev *of_create_pci_dev(struct device_node *node, 


	dev->current_state = 4;		/* unknown power state */

	dev->error_state = pci_channel_io_normal;

	dev->dma_mask = 0xffffffff;



	if (!strcmp(type, "pci") || !strcmp(type, "pciex")) {

		/* a PCI-PCI bridge */

arch/powerpc/mm/slb.c

+16 −29
Original line number Diff line number Diff line
@@ -69,20 +69,9 @@ static inline void slb_shadow_update(unsigned long ea, 
	smp_wmb();

}



static inline void create_shadowed_slbe(unsigned long ea, unsigned long flags,

					unsigned long entry)

static inline void slb_shadow_clear(unsigned long entry)

{

	/*

	 * Updating the shadow buffer before writing the SLB ensures

	 * we don't get a stale entry here if we get preempted by PHYP

	 * between these two statements.

	 */

	slb_shadow_update(ea, flags, entry);



	asm volatile("slbmte  %0,%1" :

		     : "r" (mk_vsid_data(ea, flags)),

		       "r" (mk_esid_data(ea, entry))

		     : "memory" );

	get_slb_shadow()->save_area[entry].esid = 0;

}



void slb_flush_and_rebolt(void)
@@ -100,11 +89,13 @@ void slb_flush_and_rebolt(void) 
	vflags = SLB_VSID_KERNEL | vmalloc_llp;



	ksp_esid_data = mk_esid_data(get_paca()->kstack, 2);

	if ((ksp_esid_data & ESID_MASK) == PAGE_OFFSET)

	if ((ksp_esid_data & ESID_MASK) == PAGE_OFFSET) {

		ksp_esid_data &= ~SLB_ESID_V;



	/* Only third entry (stack) may change here so only resave that */

		slb_shadow_clear(2);

	} else {

		/* Update stack entry; others don't change */

		slb_shadow_update(get_paca()->kstack, lflags, 2);

	}



	/* We need to do this all in asm, so we're sure we don't touch

	 * the stack between the slbia and rebolting it. */
@@ -235,16 +226,12 @@ void slb_initialize(void) 
	vflags = SLB_VSID_KERNEL | vmalloc_llp;



	/* Invalidate the entire SLB (even slot 0) & all the ERATS */

	asm volatile("isync":::"memory");

	asm volatile("slbmte  %0,%0"::"r" (0) : "memory");

	asm volatile("isync; slbia; isync":::"memory");

	create_shadowed_slbe(PAGE_OFFSET, lflags, 0);

	slb_shadow_update(PAGE_OFFSET, lflags, 0);

	asm volatile("isync; slbia; sync; slbmte  %0,%1; isync" ::

		     "r" (get_slb_shadow()->save_area[0].vsid),

		     "r" (get_slb_shadow()->save_area[0].esid) : "memory");



	create_shadowed_slbe(VMALLOC_START, vflags, 1);

	slb_shadow_update(VMALLOC_START, vflags, 1);



	/* We don't bolt the stack for the time being - we're in boot,

	 * so the stack is in the bolted segment.  By the time it goes

	 * elsewhere, we'll call _switch() which will bolt in the new

	 * one. */

	asm volatile("isync":::"memory");

	slb_flush_and_rebolt();

}

arch/powerpc/mm/slice.c

+2 −0
Original line number Diff line number Diff line
@@ -405,6 +405,8 @@ unsigned long slice_get_unmapped_area(unsigned long addr, unsigned long len, 


	if (len > mm->task_size)

		return -ENOMEM;

	if (len & ((1ul << pshift) - 1))

		return -EINVAL;

	if (fixed && (addr & ((1ul << pshift) - 1)))

		return -EINVAL;

	if (fixed && addr > (mm->task_size - len))