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-rw-r--r--arch/powerpc/Kconfig2
-rw-r--r--arch/powerpc/Makefile1
-rw-r--r--arch/powerpc/configs/g5_defconfig103
-rw-r--r--arch/powerpc/configs/ppc64_defconfig6
-rw-r--r--arch/powerpc/configs/pseries_defconfig6
-rw-r--r--arch/powerpc/include/asm/dma-mapping.h8
-rw-r--r--arch/powerpc/include/asm/kmap_types.h31
-rw-r--r--arch/powerpc/include/asm/unistd.h1
-rw-r--r--arch/powerpc/kernel/dma-iommu.c1
-rw-r--r--arch/powerpc/kernel/dma-swiotlb.c1
-rw-r--r--arch/powerpc/kernel/dma.c36
-rw-r--r--arch/powerpc/kernel/entry_32.S12
-rw-r--r--arch/powerpc/kernel/ftrace.c11
-rw-r--r--arch/powerpc/kernel/rtas_flash.c2
-rw-r--r--arch/powerpc/kernel/vio.c1
-rw-r--r--arch/powerpc/kvm/bookehv_interrupts.S77
16 files changed, 122 insertions, 177 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 9a5d3cdc3e1..352f416269c 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -115,11 +115,13 @@ config PPC
select HAVE_OPROFILE
select HAVE_SYSCALL_WRAPPERS if PPC64
select GENERIC_ATOMIC64 if PPC32
+ select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
select HAVE_IRQ_WORK
select HAVE_PERF_EVENTS
select HAVE_REGS_AND_STACK_ACCESS_API
select HAVE_HW_BREAKPOINT if PERF_EVENTS && PPC_BOOK3S_64
select HAVE_GENERIC_HARDIRQS
+ select ARCH_WANT_IPC_PARSE_VERSION
select SPARSE_IRQ
select IRQ_PER_CPU
select IRQ_DOMAIN
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 950d1f7a5a3..159e94f4b22 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -149,7 +149,6 @@ core-$(CONFIG_KVM) += arch/powerpc/kvm/
core-$(CONFIG_PERF_EVENTS) += arch/powerpc/perf/
drivers-$(CONFIG_OPROFILE) += arch/powerpc/oprofile/
-drivers-$(CONFIG_CRYPTO_DEV_NX) += drivers/crypto/nx/
# Default to zImage, override when needed
all: zImage
diff --git a/arch/powerpc/configs/g5_defconfig b/arch/powerpc/configs/g5_defconfig
index 07b7f2af2dc..15130066e5e 100644
--- a/arch/powerpc/configs/g5_defconfig
+++ b/arch/powerpc/configs/g5_defconfig
@@ -1,10 +1,8 @@
-CONFIG_PPC64=y
-CONFIG_ALTIVEC=y
-CONFIG_SMP=y
-CONFIG_NR_CPUS=4
CONFIG_EXPERIMENTAL=y
CONFIG_SYSVIPC=y
CONFIG_POSIX_MQUEUE=y
+CONFIG_NO_HZ=y
+CONFIG_HIGH_RES_TIMERS=y
CONFIG_IKCONFIG=y
CONFIG_IKCONFIG_PROC=y
CONFIG_BLK_DEV_INITRD=y
@@ -15,16 +13,15 @@ CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
CONFIG_MODVERSIONS=y
CONFIG_MODULE_SRCVERSION_ALL=y
-# CONFIG_PPC_PSERIES is not set
+CONFIG_PARTITION_ADVANCED=y
+CONFIG_MAC_PARTITION=y
+CONFIG_SMP=y
+CONFIG_NR_CPUS=4
+CONFIG_KEXEC=y
+# CONFIG_RELOCATABLE is not set
CONFIG_CPU_FREQ=y
CONFIG_CPU_FREQ_GOV_POWERSAVE=y
CONFIG_CPU_FREQ_GOV_USERSPACE=y
-CONFIG_CPU_FREQ_PMAC64=y
-CONFIG_NO_HZ=y
-CONFIG_HIGH_RES_TIMERS=y
-CONFIG_KEXEC=y
-CONFIG_IRQ_ALL_CPUS=y
-# CONFIG_MIGRATION is not set
CONFIG_PCI_MSI=y
CONFIG_NET=y
CONFIG_PACKET=y
@@ -52,7 +49,6 @@ CONFIG_NF_CT_NETLINK=m
CONFIG_NF_CONNTRACK_IPV4=m
CONFIG_IP_NF_QUEUE=m
CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
-CONFIG_PROC_DEVICETREE=y
CONFIG_BLK_DEV_LOOP=y
CONFIG_BLK_DEV_NBD=m
CONFIG_BLK_DEV_RAM=y
@@ -60,8 +56,6 @@ CONFIG_BLK_DEV_RAM_SIZE=65536
CONFIG_CDROM_PKTCDVD=m
CONFIG_IDE=y
CONFIG_BLK_DEV_IDECD=y
-CONFIG_BLK_DEV_IDE_PMAC=y
-CONFIG_BLK_DEV_IDE_PMAC_ATA100FIRST=y
CONFIG_BLK_DEV_SD=y
CONFIG_CHR_DEV_ST=y
CONFIG_BLK_DEV_SR=y
@@ -85,33 +79,24 @@ CONFIG_DM_CRYPT=m
CONFIG_DM_SNAPSHOT=m
CONFIG_DM_MIRROR=m
CONFIG_DM_ZERO=m
-CONFIG_IEEE1394=y
-CONFIG_IEEE1394_OHCI1394=y
-CONFIG_IEEE1394_SBP2=m
-CONFIG_IEEE1394_ETH1394=m
-CONFIG_IEEE1394_RAWIO=y
-CONFIG_IEEE1394_VIDEO1394=m
-CONFIG_IEEE1394_DV1394=m
-CONFIG_ADB_PMU=y
-CONFIG_PMAC_SMU=y
+CONFIG_MACINTOSH_DRIVERS=y
CONFIG_MAC_EMUMOUSEBTN=y
-CONFIG_THERM_PM72=y
-CONFIG_WINDFARM=y
-CONFIG_WINDFARM_PM81=y
-CONFIG_WINDFARM_PM91=y
-CONFIG_WINDFARM_PM112=y
-CONFIG_WINDFARM_PM121=y
CONFIG_NETDEVICES=y
-CONFIG_DUMMY=m
CONFIG_BONDING=m
-CONFIG_TUN=m
-CONFIG_NET_ETHERNET=y
+CONFIG_DUMMY=m
CONFIG_MII=y
-CONFIG_SUNGEM=y
+CONFIG_TUN=m
CONFIG_ACENIC=m
CONFIG_ACENIC_OMIT_TIGON_I=y
-CONFIG_E1000=y
CONFIG_TIGON3=y
+CONFIG_E1000=y
+CONFIG_SUNGEM=y
+CONFIG_PPP=m
+CONFIG_PPP_BSDCOMP=m
+CONFIG_PPP_DEFLATE=m
+CONFIG_PPPOE=m
+CONFIG_PPP_ASYNC=m
+CONFIG_PPP_SYNC_TTY=m
CONFIG_USB_CATC=m
CONFIG_USB_KAWETH=m
CONFIG_USB_PEGASUS=m
@@ -121,36 +106,24 @@ CONFIG_USB_USBNET=m
# CONFIG_USB_NET_NET1080 is not set
# CONFIG_USB_NET_CDC_SUBSET is not set
# CONFIG_USB_NET_ZAURUS is not set
-CONFIG_PPP=m
-CONFIG_PPP_ASYNC=m
-CONFIG_PPP_SYNC_TTY=m
-CONFIG_PPP_DEFLATE=m
-CONFIG_PPP_BSDCOMP=m
-CONFIG_PPPOE=m
# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
CONFIG_INPUT_JOYDEV=m
CONFIG_INPUT_EVDEV=y
-# CONFIG_KEYBOARD_ATKBD is not set
# CONFIG_MOUSE_PS2 is not set
-# CONFIG_SERIO_I8042 is not set
# CONFIG_SERIO_SERPORT is not set
+CONFIG_VT_HW_CONSOLE_BINDING=y
# CONFIG_HW_RANDOM is not set
CONFIG_GEN_RTC=y
CONFIG_RAW_DRIVER=y
CONFIG_I2C_CHARDEV=y
# CONFIG_HWMON is not set
-CONFIG_AGP=m
-CONFIG_AGP_UNINORTH=m
+CONFIG_AGP=y
+CONFIG_DRM=y
+CONFIG_DRM_NOUVEAU=y
CONFIG_VIDEO_OUTPUT_CONTROL=m
-CONFIG_FB=y
CONFIG_FIRMWARE_EDID=y
CONFIG_FB_TILEBLITTING=y
-CONFIG_FB_OF=y
-CONFIG_FB_NVIDIA=y
-CONFIG_FB_NVIDIA_I2C=y
CONFIG_FB_RADEON=y
-# CONFIG_VGA_CONSOLE is not set
-CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_LOGO=y
CONFIG_SOUND=m
CONFIG_SND=m
@@ -158,15 +131,7 @@ CONFIG_SND_SEQUENCER=m
CONFIG_SND_MIXER_OSS=m
CONFIG_SND_PCM_OSS=m
CONFIG_SND_SEQUENCER_OSS=y
-CONFIG_SND_POWERMAC=m
-CONFIG_SND_AOA=m
-CONFIG_SND_AOA_FABRIC_LAYOUT=m
-CONFIG_SND_AOA_ONYX=m
-CONFIG_SND_AOA_TAS=m
-CONFIG_SND_AOA_TOONIE=m
CONFIG_SND_USB_AUDIO=m
-CONFIG_HID_PID=y
-CONFIG_USB_HIDDEV=y
CONFIG_HID_GYRATION=y
CONFIG_LOGITECH_FF=y
CONFIG_HID_PANTHERLORD=y
@@ -174,13 +139,12 @@ CONFIG_HID_PETALYNX=y
CONFIG_HID_SAMSUNG=y
CONFIG_HID_SONY=y
CONFIG_HID_SUNPLUS=y
+CONFIG_HID_PID=y
+CONFIG_USB_HIDDEV=y
CONFIG_USB=y
-CONFIG_USB_DEVICEFS=y
CONFIG_USB_MON=y
CONFIG_USB_EHCI_HCD=y
-# CONFIG_USB_EHCI_HCD_PPC_OF is not set
CONFIG_USB_OHCI_HCD=y
-CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
CONFIG_USB_ACM=m
CONFIG_USB_PRINTER=y
CONFIG_USB_STORAGE=y
@@ -244,8 +208,6 @@ CONFIG_REISERFS_FS_POSIX_ACL=y
CONFIG_REISERFS_FS_SECURITY=y
CONFIG_XFS_FS=m
CONFIG_XFS_POSIX_ACL=y
-CONFIG_INOTIFY=y
-CONFIG_AUTOFS_FS=m
CONFIG_ISO9660_FS=y
CONFIG_JOLIET=y
CONFIG_ZISOFS=y
@@ -259,14 +221,12 @@ CONFIG_HFS_FS=m
CONFIG_HFSPLUS_FS=m
CONFIG_CRAMFS=y
CONFIG_NFS_FS=y
-CONFIG_NFS_V3=y
CONFIG_NFS_V3_ACL=y
CONFIG_NFS_V4=y
CONFIG_NFSD=y
CONFIG_NFSD_V3_ACL=y
CONFIG_NFSD_V4=y
CONFIG_CIFS=m
-CONFIG_PARTITION_ADVANCED=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_CODEPAGE_1250=y
CONFIG_NLS_CODEPAGE_1251=y
@@ -274,29 +234,23 @@ CONFIG_NLS_ASCII=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_ISO8859_15=y
CONFIG_NLS_UTF8=y
-CONFIG_CRC_T10DIF=y
-CONFIG_LIBCRC32C=m
CONFIG_MAGIC_SYSRQ=y
+# CONFIG_UNUSED_SYMBOLS is not set
CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
CONFIG_DEBUG_MUTEXES=y
-# CONFIG_RCU_CPU_STALL_DETECTOR is not set
CONFIG_LATENCYTOP=y
-CONFIG_SYSCTL_SYSCALL_CHECK=y
-CONFIG_BOOTX_TEXT=y
+CONFIG_STRICT_DEVMEM=y
CONFIG_CRYPTO_NULL=m
CONFIG_CRYPTO_TEST=m
-CONFIG_CRYPTO_ECB=m
CONFIG_CRYPTO_PCBC=m
CONFIG_CRYPTO_HMAC=y
-CONFIG_CRYPTO_MD4=m
CONFIG_CRYPTO_MICHAEL_MIC=m
CONFIG_CRYPTO_SHA256=m
CONFIG_CRYPTO_SHA512=m
CONFIG_CRYPTO_WP512=m
CONFIG_CRYPTO_AES=m
CONFIG_CRYPTO_ANUBIS=m
-CONFIG_CRYPTO_ARC4=m
CONFIG_CRYPTO_BLOWFISH=m
CONFIG_CRYPTO_CAST5=m
CONFIG_CRYPTO_CAST6=m
@@ -306,3 +260,6 @@ CONFIG_CRYPTO_TEA=m
CONFIG_CRYPTO_TWOFISH=m
# CONFIG_CRYPTO_ANSI_CPRNG is not set
# CONFIG_CRYPTO_HW is not set
+# CONFIG_VIRTUALIZATION is not set
+CONFIG_CRC_T10DIF=y
+CONFIG_LIBCRC32C=m
diff --git a/arch/powerpc/configs/ppc64_defconfig b/arch/powerpc/configs/ppc64_defconfig
index f2fe0c2b41e..db27c82e054 100644
--- a/arch/powerpc/configs/ppc64_defconfig
+++ b/arch/powerpc/configs/ppc64_defconfig
@@ -279,7 +279,8 @@ CONFIG_HVC_RTAS=y
CONFIG_HVC_BEAT=y
CONFIG_HVCS=m
CONFIG_IBM_BSR=m
-# CONFIG_HW_RANDOM is not set
+CONFIG_HW_RANDOM=m
+CONFIG_HW_RANDOM_PSERIES=m
CONFIG_RAW_DRIVER=y
CONFIG_I2C_CHARDEV=y
CONFIG_I2C_AMD8111=y
@@ -485,7 +486,8 @@ CONFIG_CRYPTO_TEA=m
CONFIG_CRYPTO_TWOFISH=m
CONFIG_CRYPTO_LZO=m
# CONFIG_CRYPTO_ANSI_CPRNG is not set
-# CONFIG_CRYPTO_HW is not set
+CONFIG_CRYPTO_HW=y
+CONFIG_CRYPTO_DEV_NX=m
CONFIG_VIRTUALIZATION=y
CONFIG_KVM_BOOK3S_64=m
CONFIG_KVM_BOOK3S_64_HV=y
diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig
index 187fb8d5360..1f65b3c9b59 100644
--- a/arch/powerpc/configs/pseries_defconfig
+++ b/arch/powerpc/configs/pseries_defconfig
@@ -226,7 +226,8 @@ CONFIG_HVC_CONSOLE=y
CONFIG_HVC_RTAS=y
CONFIG_HVCS=m
CONFIG_IBM_BSR=m
-# CONFIG_HW_RANDOM is not set
+CONFIG_HW_RANDOM=m
+CONFIG_HW_RANDOM_PSERIES=m
CONFIG_GEN_RTC=y
CONFIG_RAW_DRIVER=y
CONFIG_MAX_RAW_DEVS=1024
@@ -367,7 +368,8 @@ CONFIG_CRYPTO_TEA=m
CONFIG_CRYPTO_TWOFISH=m
CONFIG_CRYPTO_LZO=m
# CONFIG_CRYPTO_ANSI_CPRNG is not set
-# CONFIG_CRYPTO_HW is not set
+CONFIG_CRYPTO_HW=y
+CONFIG_CRYPTO_DEV_NX=m
CONFIG_VIRTUALIZATION=y
CONFIG_KVM_BOOK3S_64=m
CONFIG_KVM_BOOK3S_64_HV=y
diff --git a/arch/powerpc/include/asm/dma-mapping.h b/arch/powerpc/include/asm/dma-mapping.h
index 62678e365ca..78160874809 100644
--- a/arch/powerpc/include/asm/dma-mapping.h
+++ b/arch/powerpc/include/asm/dma-mapping.h
@@ -27,7 +27,10 @@ extern void *dma_direct_alloc_coherent(struct device *dev, size_t size,
extern void dma_direct_free_coherent(struct device *dev, size_t size,
void *vaddr, dma_addr_t dma_handle,
struct dma_attrs *attrs);
-
+extern int dma_direct_mmap_coherent(struct device *dev,
+ struct vm_area_struct *vma,
+ void *cpu_addr, dma_addr_t handle,
+ size_t size, struct dma_attrs *attrs);
#ifdef CONFIG_NOT_COHERENT_CACHE
/*
@@ -207,11 +210,8 @@ static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr)
#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
-extern int dma_mmap_coherent(struct device *, struct vm_area_struct *,
- void *, dma_addr_t, size_t);
#define ARCH_HAS_DMA_MMAP_COHERENT
-
static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
enum dma_data_direction direction)
{
diff --git a/arch/powerpc/include/asm/kmap_types.h b/arch/powerpc/include/asm/kmap_types.h
index bca8fdcd254..5acabbd7ac6 100644
--- a/arch/powerpc/include/asm/kmap_types.h
+++ b/arch/powerpc/include/asm/kmap_types.h
@@ -10,36 +10,7 @@
* 2 of the License, or (at your option) any later version.
*/
-enum km_type {
- KM_BOUNCE_READ,
- KM_SKB_SUNRPC_DATA,
- KM_SKB_DATA_SOFTIRQ,
- KM_USER0,
- KM_USER1,
- KM_BIO_SRC_IRQ,
- KM_BIO_DST_IRQ,
- KM_PTE0,
- KM_PTE1,
- KM_IRQ0,
- KM_IRQ1,
- KM_SOFTIRQ0,
- KM_SOFTIRQ1,
- KM_PPC_SYNC_PAGE,
- KM_PPC_SYNC_ICACHE,
- KM_KDB,
- KM_TYPE_NR
-};
-
-/*
- * This is a temporary build fix that (so they say on lkml....) should no longer
- * be required after 2.6.33, because of changes planned to the kmap code.
- * Let's try to remove this cruft then.
- */
-#ifdef CONFIG_DEBUG_HIGHMEM
-#define KM_NMI (-1)
-#define KM_NMI_PTE (-1)
-#define KM_IRQ_PTE (-1)
-#endif
+#define KM_TYPE_NR 16
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_KMAP_TYPES_H */
diff --git a/arch/powerpc/include/asm/unistd.h b/arch/powerpc/include/asm/unistd.h
index d3d1b5efd7e..bd377a36861 100644
--- a/arch/powerpc/include/asm/unistd.h
+++ b/arch/powerpc/include/asm/unistd.h
@@ -389,7 +389,6 @@
#include <linux/compiler.h>
#include <linux/linkage.h>
-#define __ARCH_WANT_IPC_PARSE_VERSION
#define __ARCH_WANT_OLD_READDIR
#define __ARCH_WANT_STAT64
#define __ARCH_WANT_SYS_ALARM
diff --git a/arch/powerpc/kernel/dma-iommu.c b/arch/powerpc/kernel/dma-iommu.c
index bcfdcd22c76..2d7bb8ced13 100644
--- a/arch/powerpc/kernel/dma-iommu.c
+++ b/arch/powerpc/kernel/dma-iommu.c
@@ -109,6 +109,7 @@ static u64 dma_iommu_get_required_mask(struct device *dev)
struct dma_map_ops dma_iommu_ops = {
.alloc = dma_iommu_alloc_coherent,
.free = dma_iommu_free_coherent,
+ .mmap = dma_direct_mmap_coherent,
.map_sg = dma_iommu_map_sg,
.unmap_sg = dma_iommu_unmap_sg,
.dma_supported = dma_iommu_dma_supported,
diff --git a/arch/powerpc/kernel/dma-swiotlb.c b/arch/powerpc/kernel/dma-swiotlb.c
index 4ab88dafb23..46943651da2 100644
--- a/arch/powerpc/kernel/dma-swiotlb.c
+++ b/arch/powerpc/kernel/dma-swiotlb.c
@@ -49,6 +49,7 @@ static u64 swiotlb_powerpc_get_required(struct device *dev)
struct dma_map_ops swiotlb_dma_ops = {
.alloc = dma_direct_alloc_coherent,
.free = dma_direct_free_coherent,
+ .mmap = dma_direct_mmap_coherent,
.map_sg = swiotlb_map_sg_attrs,
.unmap_sg = swiotlb_unmap_sg_attrs,
.dma_supported = swiotlb_dma_supported,
diff --git a/arch/powerpc/kernel/dma.c b/arch/powerpc/kernel/dma.c
index 289be751cd7..355b9d84b0f 100644
--- a/arch/powerpc/kernel/dma.c
+++ b/arch/powerpc/kernel/dma.c
@@ -67,6 +67,24 @@ void dma_direct_free_coherent(struct device *dev, size_t size,
#endif
}
+int dma_direct_mmap_coherent(struct device *dev, struct vm_area_struct *vma,
+ void *cpu_addr, dma_addr_t handle, size_t size,
+ struct dma_attrs *attrs)
+{
+ unsigned long pfn;
+
+#ifdef CONFIG_NOT_COHERENT_CACHE
+ vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+ pfn = __dma_get_coherent_pfn((unsigned long)cpu_addr);
+#else
+ pfn = page_to_pfn(virt_to_page(cpu_addr));
+#endif
+ return remap_pfn_range(vma, vma->vm_start,
+ pfn + vma->vm_pgoff,
+ vma->vm_end - vma->vm_start,
+ vma->vm_page_prot);
+}
+
static int dma_direct_map_sg(struct device *dev, struct scatterlist *sgl,
int nents, enum dma_data_direction direction,
struct dma_attrs *attrs)
@@ -156,6 +174,7 @@ static inline void dma_direct_sync_single(struct device *dev,
struct dma_map_ops dma_direct_ops = {
.alloc = dma_direct_alloc_coherent,
.free = dma_direct_free_coherent,
+ .mmap = dma_direct_mmap_coherent,
.map_sg = dma_direct_map_sg,
.unmap_sg = dma_direct_unmap_sg,
.dma_supported = dma_direct_dma_supported,
@@ -219,20 +238,3 @@ static int __init dma_init(void)
}
fs_initcall(dma_init);
-int dma_mmap_coherent(struct device *dev, struct vm_area_struct *vma,
- void *cpu_addr, dma_addr_t handle, size_t size)
-{
- unsigned long pfn;
-
-#ifdef CONFIG_NOT_COHERENT_CACHE
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
- pfn = __dma_get_coherent_pfn((unsigned long)cpu_addr);
-#else
- pfn = page_to_pfn(virt_to_page(cpu_addr));
-#endif
- return remap_pfn_range(vma, vma->vm_start,
- pfn + vma->vm_pgoff,
- vma->vm_end - vma->vm_start,
- vma->vm_page_prot);
-}
-EXPORT_SYMBOL_GPL(dma_mmap_coherent);
diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S
index 5207d5a405e..ead5016b02d 100644
--- a/arch/powerpc/kernel/entry_32.S
+++ b/arch/powerpc/kernel/entry_32.S
@@ -89,10 +89,14 @@ crit_transfer_to_handler:
mfspr r0,SPRN_SRR1
stw r0,_SRR1(r11)
+ /* set the stack limit to the current stack
+ * and set the limit to protect the thread_info
+ * struct
+ */
mfspr r8,SPRN_SPRG_THREAD
lwz r0,KSP_LIMIT(r8)
stw r0,SAVED_KSP_LIMIT(r11)
- CURRENT_THREAD_INFO(r0, r1)
+ rlwimi r0,r1,0,0,(31-THREAD_SHIFT)
stw r0,KSP_LIMIT(r8)
/* fall through */
#endif
@@ -109,10 +113,14 @@ crit_transfer_to_handler:
mfspr r0,SPRN_SRR1
stw r0,crit_srr1@l(0)
+ /* set the stack limit to the current stack
+ * and set the limit to protect the thread_info
+ * struct
+ */
mfspr r8,SPRN_SPRG_THREAD
lwz r0,KSP_LIMIT(r8)
stw r0,saved_ksp_limit@l(0)
- CURRENT_THREAD_INFO(r0, r1)
+ rlwimi r0,r1,0,0,(31-THREAD_SHIFT)
stw r0,KSP_LIMIT(r8)
/* fall through */
#endif
diff --git a/arch/powerpc/kernel/ftrace.c b/arch/powerpc/kernel/ftrace.c
index 91b46b7f6f0..1fb78561096 100644
--- a/arch/powerpc/kernel/ftrace.c
+++ b/arch/powerpc/kernel/ftrace.c
@@ -630,18 +630,17 @@ void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr)
return;
}
- if (ftrace_push_return_trace(old, self_addr, &trace.depth, 0) == -EBUSY) {
- *parent = old;
- return;
- }
-
trace.func = self_addr;
+ trace.depth = current->curr_ret_stack + 1;
/* Only trace if the calling function expects to */
if (!ftrace_graph_entry(&trace)) {
- current->curr_ret_stack--;
*parent = old;
+ return;
}
+
+ if (ftrace_push_return_trace(old, self_addr, &trace.depth, 0) == -EBUSY)
+ *parent = old;
}
#endif /* CONFIG_FUNCTION_GRAPH_TRACER */
diff --git a/arch/powerpc/kernel/rtas_flash.c b/arch/powerpc/kernel/rtas_flash.c
index 4174b4b2324..2c0ee640563 100644
--- a/arch/powerpc/kernel/rtas_flash.c
+++ b/arch/powerpc/kernel/rtas_flash.c
@@ -709,7 +709,7 @@ static int __init rtas_flash_init(void)
if (rtas_token("ibm,update-flash-64-and-reboot") ==
RTAS_UNKNOWN_SERVICE) {
- printk(KERN_ERR "rtas_flash: no firmware flash support\n");
+ pr_info("rtas_flash: no firmware flash support\n");
return 1;
}
diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c
index 3052a931f2b..02b32216bbc 100644
--- a/arch/powerpc/kernel/vio.c
+++ b/arch/powerpc/kernel/vio.c
@@ -611,6 +611,7 @@ static u64 vio_dma_get_required_mask(struct device *dev)
struct dma_map_ops vio_dma_mapping_ops = {
.alloc = vio_dma_iommu_alloc_coherent,
.free = vio_dma_iommu_free_coherent,
+ .mmap = dma_direct_mmap_coherent,
.map_sg = vio_dma_iommu_map_sg,
.unmap_sg = vio_dma_iommu_unmap_sg,
.map_page = vio_dma_iommu_map_page,
diff --git a/arch/powerpc/kvm/bookehv_interrupts.S b/arch/powerpc/kvm/bookehv_interrupts.S
index d28c2d43ac1..099fe8272b5 100644
--- a/arch/powerpc/kvm/bookehv_interrupts.S
+++ b/arch/powerpc/kvm/bookehv_interrupts.S
@@ -50,8 +50,9 @@
#define HOST_R2 (3 * LONGBYTES)
#define HOST_CR (4 * LONGBYTES)
#define HOST_NV_GPRS (5 * LONGBYTES)
-#define HOST_NV_GPR(n) (HOST_NV_GPRS + ((n - 14) * LONGBYTES))
-#define HOST_MIN_STACK_SIZE (HOST_NV_GPR(31) + LONGBYTES)
+#define __HOST_NV_GPR(n) (HOST_NV_GPRS + ((n - 14) * LONGBYTES))
+#define HOST_NV_GPR(n) __HOST_NV_GPR(__REG_##n)
+#define HOST_MIN_STACK_SIZE (HOST_NV_GPR(R31) + LONGBYTES)
#define HOST_STACK_SIZE ((HOST_MIN_STACK_SIZE + 15) & ~15) /* Align. */
#define HOST_STACK_LR (HOST_STACK_SIZE + LONGBYTES) /* In caller stack frame. */
@@ -410,24 +411,24 @@ heavyweight_exit:
PPC_STL r31, VCPU_GPR(R31)(r4)
/* Load host non-volatile register state from host stack. */
- PPC_LL r14, HOST_NV_GPR(r14)(r1)
- PPC_LL r15, HOST_NV_GPR(r15)(r1)
- PPC_LL r16, HOST_NV_GPR(r16)(r1)
- PPC_LL r17, HOST_NV_GPR(r17)(r1)
- PPC_LL r18, HOST_NV_GPR(r18)(r1)
- PPC_LL r19, HOST_NV_GPR(r19)(r1)
- PPC_LL r20, HOST_NV_GPR(r20)(r1)
- PPC_LL r21, HOST_NV_GPR(r21)(r1)
- PPC_LL r22, HOST_NV_GPR(r22)(r1)
- PPC_LL r23, HOST_NV_GPR(r23)(r1)
- PPC_LL r24, HOST_NV_GPR(r24)(r1)
- PPC_LL r25, HOST_NV_GPR(r25)(r1)
- PPC_LL r26, HOST_NV_GPR(r26)(r1)
- PPC_LL r27, HOST_NV_GPR(r27)(r1)
- PPC_LL r28, HOST_NV_GPR(r28)(r1)
- PPC_LL r29, HOST_NV_GPR(r29)(r1)
- PPC_LL r30, HOST_NV_GPR(r30)(r1)
- PPC_LL r31, HOST_NV_GPR(r31)(r1)
+ PPC_LL r14, HOST_NV_GPR(R14)(r1)
+ PPC_LL r15, HOST_NV_GPR(R15)(r1)
+ PPC_LL r16, HOST_NV_GPR(R16)(r1)
+ PPC_LL r17, HOST_NV_GPR(R17)(r1)
+ PPC_LL r18, HOST_NV_GPR(R18)(r1)
+ PPC_LL r19, HOST_NV_GPR(R19)(r1)
+ PPC_LL r20, HOST_NV_GPR(R20)(r1)
+ PPC_LL r21, HOST_NV_GPR(R21)(r1)
+ PPC_LL r22, HOST_NV_GPR(R22)(r1)
+ PPC_LL r23, HOST_NV_GPR(R23)(r1)
+ PPC_LL r24, HOST_NV_GPR(R24)(r1)
+ PPC_LL r25, HOST_NV_GPR(R25)(r1)
+ PPC_LL r26, HOST_NV_GPR(R26)(r1)
+ PPC_LL r27, HOST_NV_GPR(R27)(r1)
+ PPC_LL r28, HOST_NV_GPR(R28)(r1)
+ PPC_LL r29, HOST_NV_GPR(R29)(r1)
+ PPC_LL r30, HOST_NV_GPR(R30)(r1)
+ PPC_LL r31, HOST_NV_GPR(R31)(r1)
/* Return to kvm_vcpu_run(). */
mtlr r5
@@ -453,24 +454,24 @@ _GLOBAL(__kvmppc_vcpu_run)
stw r5, HOST_CR(r1)
/* Save host non-volatile register state to stack. */
- PPC_STL r14, HOST_NV_GPR(r14)(r1)
- PPC_STL r15, HOST_NV_GPR(r15)(r1)
- PPC_STL r16, HOST_NV_GPR(r16)(r1)
- PPC_STL r17, HOST_NV_GPR(r17)(r1)
- PPC_STL r18, HOST_NV_GPR(r18)(r1)
- PPC_STL r19, HOST_NV_GPR(r19)(r1)
- PPC_STL r20, HOST_NV_GPR(r20)(r1)
- PPC_STL r21, HOST_NV_GPR(r21)(r1)
- PPC_STL r22, HOST_NV_GPR(r22)(r1)
- PPC_STL r23, HOST_NV_GPR(r23)(r1)
- PPC_STL r24, HOST_NV_GPR(r24)(r1)
- PPC_STL r25, HOST_NV_GPR(r25)(r1)
- PPC_STL r26, HOST_NV_GPR(r26)(r1)
- PPC_STL r27, HOST_NV_GPR(r27)(r1)
- PPC_STL r28, HOST_NV_GPR(r28)(r1)
- PPC_STL r29, HOST_NV_GPR(r29)(r1)
- PPC_STL r30, HOST_NV_GPR(r30)(r1)
- PPC_STL r31, HOST_NV_GPR(r31)(r1)
+ PPC_STL r14, HOST_NV_GPR(R14)(r1)
+ PPC_STL r15, HOST_NV_GPR(R15)(r1)
+ PPC_STL r16, HOST_NV_GPR(R16)(r1)
+ PPC_STL r17, HOST_NV_GPR(R17)(r1)
+ PPC_STL r18, HOST_NV_GPR(R18)(r1)
+ PPC_STL r19, HOST_NV_GPR(R19)(r1)
+ PPC_STL r20, HOST_NV_GPR(R20)(r1)
+ PPC_STL r21, HOST_NV_GPR(R21)(r1)
+ PPC_STL r22, HOST_NV_GPR(R22)(r1)
+ PPC_STL r23, HOST_NV_GPR(R23)(r1)
+ PPC_STL r24, HOST_NV_GPR(R24)(r1)
+ PPC_STL r25, HOST_NV_GPR(R25)(r1)
+ PPC_STL r26, HOST_NV_GPR(R26)(r1)
+ PPC_STL r27, HOST_NV_GPR(R27)(r1)
+ PPC_STL r28, HOST_NV_GPR(R28)(r1)
+ PPC_STL r29, HOST_NV_GPR(R29)(r1)
+ PPC_STL r30, HOST_NV_GPR(R30)(r1)
+ PPC_STL r31, HOST_NV_GPR(R31)(r1)
/* Load guest non-volatiles. */
PPC_LL r14, VCPU_GPR(R14)(r4)
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-02-23 18:30:48 +0000