diff options
Diffstat (limited to 'arch/powerpc')
-rw-r--r-- | arch/powerpc/Kconfig | 14 | ||||
-rw-r--r-- | arch/powerpc/crypto/crc32c-vpmsum_glue.c | 4 | ||||
-rw-r--r-- | arch/powerpc/crypto/crct10dif-vpmsum_glue.c | 4 | ||||
-rw-r--r-- | arch/powerpc/include/asm/Kbuild | 2 | ||||
-rw-r--r-- | arch/powerpc/include/asm/io.h | 33 | ||||
-rw-r--r-- | arch/powerpc/include/asm/mmiowb.h | 18 | ||||
-rw-r--r-- | arch/powerpc/include/asm/paca.h | 6 | ||||
-rw-r--r-- | arch/powerpc/include/asm/spinlock.h | 17 | ||||
-rw-r--r-- | arch/powerpc/include/asm/syscall.h | 10 | ||||
-rw-r--r-- | arch/powerpc/include/asm/tlb.h | 18 | ||||
-rw-r--r-- | arch/powerpc/kernel/security.c | 6 | ||||
-rw-r--r-- | arch/powerpc/kernel/setup_64.c | 2 | ||||
-rw-r--r-- | arch/powerpc/kvm/Kconfig | 1 | ||||
-rw-r--r-- | arch/powerpc/kvm/book3s_64_vio.c | 6 | ||||
-rw-r--r-- | arch/powerpc/kvm/book3s_hv.c | 4 | ||||
-rw-r--r-- | arch/powerpc/mm/ppc_mmu_32.c | 18 | ||||
-rw-r--r-- | arch/powerpc/platforms/52xx/mpc52xx_gpt.c | 2 | ||||
-rw-r--r-- | arch/powerpc/platforms/cell/spufs/file.c | 2 | ||||
-rw-r--r-- | arch/powerpc/platforms/cell/spufs/inode.c | 10 | ||||
-rw-r--r-- | arch/powerpc/xmon/xmon.c | 5 |
20 files changed, 81 insertions, 101 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 2d0be82c3061..fa7219ffeadc 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -103,13 +103,6 @@ config LOCKDEP_SUPPORT bool default y -config RWSEM_GENERIC_SPINLOCK - bool - -config RWSEM_XCHGADD_ALGORITHM - bool - default y - config GENERIC_LOCKBREAK bool default y @@ -132,6 +125,7 @@ config PPC select ARCH_HAS_FORTIFY_SOURCE select ARCH_HAS_GCOV_PROFILE_ALL select ARCH_HAS_KCOV + select ARCH_HAS_MMIOWB if PPC64 select ARCH_HAS_PHYS_TO_DMA select ARCH_HAS_PMEM_API if PPC64 select ARCH_HAS_PTE_SPECIAL @@ -218,6 +212,8 @@ config PPC select HAVE_PERF_REGS select HAVE_PERF_USER_STACK_DUMP select HAVE_RCU_TABLE_FREE if SMP + select HAVE_RCU_TABLE_NO_INVALIDATE if HAVE_RCU_TABLE_FREE + select HAVE_MMU_GATHER_PAGE_SIZE select HAVE_REGS_AND_STACK_ACCESS_API select HAVE_RELIABLE_STACKTRACE if PPC_BOOK3S_64 && CPU_LITTLE_ENDIAN select HAVE_SYSCALL_TRACEPOINTS @@ -318,6 +314,10 @@ config ARCH_SUSPEND_POSSIBLE (PPC_85xx && !PPC_E500MC) || PPC_86xx || PPC_PSERIES \ || 44x || 40x +config ARCH_SUSPEND_NONZERO_CPU + def_bool y + depends on PPC_POWERNV || PPC_PSERIES + config PPC_DCR_NATIVE bool diff --git a/arch/powerpc/crypto/crc32c-vpmsum_glue.c b/arch/powerpc/crypto/crc32c-vpmsum_glue.c index fd1d6c83f0c0..c4fa242dd652 100644 --- a/arch/powerpc/crypto/crc32c-vpmsum_glue.c +++ b/arch/powerpc/crypto/crc32c-vpmsum_glue.c @@ -1,10 +1,12 @@ #include <linux/crc32.h> #include <crypto/internal/hash.h> +#include <crypto/internal/simd.h> #include <linux/init.h> #include <linux/module.h> #include <linux/string.h> #include <linux/kernel.h> #include <linux/cpufeature.h> +#include <asm/simd.h> #include <asm/switch_to.h> #define CHKSUM_BLOCK_SIZE 1 @@ -22,7 +24,7 @@ static u32 crc32c_vpmsum(u32 crc, unsigned char const *p, size_t len) unsigned int prealign; unsigned int tail; - if (len < (VECTOR_BREAKPOINT + VMX_ALIGN) || in_interrupt()) + if (len < (VECTOR_BREAKPOINT + VMX_ALIGN) || !crypto_simd_usable()) return __crc32c_le(crc, p, len); if ((unsigned long)p & VMX_ALIGN_MASK) { diff --git a/arch/powerpc/crypto/crct10dif-vpmsum_glue.c b/arch/powerpc/crypto/crct10dif-vpmsum_glue.c index 02ea277863d1..e27ff16573b5 100644 --- a/arch/powerpc/crypto/crct10dif-vpmsum_glue.c +++ b/arch/powerpc/crypto/crct10dif-vpmsum_glue.c @@ -12,11 +12,13 @@ #include <linux/crc-t10dif.h> #include <crypto/internal/hash.h> +#include <crypto/internal/simd.h> #include <linux/init.h> #include <linux/module.h> #include <linux/string.h> #include <linux/kernel.h> #include <linux/cpufeature.h> +#include <asm/simd.h> #include <asm/switch_to.h> #define VMX_ALIGN 16 @@ -32,7 +34,7 @@ static u16 crct10dif_vpmsum(u16 crci, unsigned char const *p, size_t len) unsigned int tail; u32 crc = crci; - if (len < (VECTOR_BREAKPOINT + VMX_ALIGN) || in_interrupt()) + if (len < (VECTOR_BREAKPOINT + VMX_ALIGN) || !crypto_simd_usable()) return crc_t10dif_generic(crc, p, len); if ((unsigned long)p & VMX_ALIGN_MASK) { diff --git a/arch/powerpc/include/asm/Kbuild b/arch/powerpc/include/asm/Kbuild index a0c132bedfae..b9f6e72bf4e5 100644 --- a/arch/powerpc/include/asm/Kbuild +++ b/arch/powerpc/include/asm/Kbuild @@ -8,6 +8,6 @@ generic-y += irq_regs.h generic-y += local64.h generic-y += mcs_spinlock.h generic-y += preempt.h -generic-y += rwsem.h generic-y += vtime.h generic-y += msi.h +generic-y += simd.h diff --git a/arch/powerpc/include/asm/io.h b/arch/powerpc/include/asm/io.h index 4b73847e9b95..1fad67b46409 100644 --- a/arch/powerpc/include/asm/io.h +++ b/arch/powerpc/include/asm/io.h @@ -34,14 +34,11 @@ extern struct pci_dev *isa_bridge_pcidev; #include <asm/byteorder.h> #include <asm/synch.h> #include <asm/delay.h> +#include <asm/mmiowb.h> #include <asm/mmu.h> #include <asm/ppc_asm.h> #include <asm/pgtable.h> -#ifdef CONFIG_PPC64 -#include <asm/paca.h> -#endif - #define SIO_CONFIG_RA 0x398 #define SIO_CONFIG_RD 0x399 @@ -107,12 +104,6 @@ extern bool isa_io_special; * */ -#ifdef CONFIG_PPC64 -#define IO_SET_SYNC_FLAG() do { local_paca->io_sync = 1; } while(0) -#else -#define IO_SET_SYNC_FLAG() -#endif - #define DEF_MMIO_IN_X(name, size, insn) \ static inline u##size name(const volatile u##size __iomem *addr) \ { \ @@ -127,7 +118,7 @@ static inline void name(volatile u##size __iomem *addr, u##size val) \ { \ __asm__ __volatile__("sync;"#insn" %1,%y0" \ : "=Z" (*addr) : "r" (val) : "memory"); \ - IO_SET_SYNC_FLAG(); \ + mmiowb_set_pending(); \ } #define DEF_MMIO_IN_D(name, size, insn) \ @@ -144,7 +135,7 @@ static inline void name(volatile u##size __iomem *addr, u##size val) \ { \ __asm__ __volatile__("sync;"#insn"%U0%X0 %1,%0" \ : "=m" (*addr) : "r" (val) : "memory"); \ - IO_SET_SYNC_FLAG(); \ + mmiowb_set_pending(); \ } DEF_MMIO_IN_D(in_8, 8, lbz); @@ -652,24 +643,6 @@ static inline void name at \ #include <asm-generic/iomap.h> -#ifdef CONFIG_PPC32 -#define mmiowb() -#else -/* - * Enforce synchronisation of stores vs. spin_unlock - * (this does it explicitly, though our implementation of spin_unlock - * does it implicitely too) - */ -static inline void mmiowb(void) -{ - unsigned long tmp; - - __asm__ __volatile__("sync; li %0,0; stb %0,%1(13)" - : "=&r" (tmp) : "i" (offsetof(struct paca_struct, io_sync)) - : "memory"); -} -#endif /* !CONFIG_PPC32 */ - static inline void iosync(void) { __asm__ __volatile__ ("sync" : : : "memory"); diff --git a/arch/powerpc/include/asm/mmiowb.h b/arch/powerpc/include/asm/mmiowb.h new file mode 100644 index 000000000000..74a00127eb20 --- /dev/null +++ b/arch/powerpc/include/asm/mmiowb.h @@ -0,0 +1,18 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_POWERPC_MMIOWB_H +#define _ASM_POWERPC_MMIOWB_H + +#ifdef CONFIG_MMIOWB + +#include <linux/compiler.h> +#include <asm/barrier.h> +#include <asm/paca.h> + +#define arch_mmiowb_state() (&local_paca->mmiowb_state) +#define mmiowb() mb() + +#endif /* CONFIG_MMIOWB */ + +#include <asm-generic/mmiowb.h> + +#endif /* _ASM_POWERPC_MMIOWB_H */ diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h index e843bc5d1a0f..134e912d403f 100644 --- a/arch/powerpc/include/asm/paca.h +++ b/arch/powerpc/include/asm/paca.h @@ -34,6 +34,8 @@ #include <asm/cpuidle.h> #include <asm/atomic.h> +#include <asm-generic/mmiowb_types.h> + register struct paca_struct *local_paca asm("r13"); #if defined(CONFIG_DEBUG_PREEMPT) && defined(CONFIG_SMP) @@ -171,7 +173,6 @@ struct paca_struct { u16 trap_save; /* Used when bad stack is encountered */ u8 irq_soft_mask; /* mask for irq soft masking */ u8 irq_happened; /* irq happened while soft-disabled */ - u8 io_sync; /* writel() needs spin_unlock sync */ u8 irq_work_pending; /* IRQ_WORK interrupt while soft-disable */ u8 nap_state_lost; /* NV GPR values lost in power7_idle */ #ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE @@ -264,6 +265,9 @@ struct paca_struct { #ifdef CONFIG_STACKPROTECTOR unsigned long canary; #endif +#ifdef CONFIG_MMIOWB + struct mmiowb_state mmiowb_state; +#endif } ____cacheline_aligned; extern void copy_mm_to_paca(struct mm_struct *mm); diff --git a/arch/powerpc/include/asm/spinlock.h b/arch/powerpc/include/asm/spinlock.h index 685c72310f5d..15b39c407c4e 100644 --- a/arch/powerpc/include/asm/spinlock.h +++ b/arch/powerpc/include/asm/spinlock.h @@ -39,19 +39,6 @@ #define LOCK_TOKEN 1 #endif -#if defined(CONFIG_PPC64) && defined(CONFIG_SMP) -#define CLEAR_IO_SYNC (get_paca()->io_sync = 0) -#define SYNC_IO do { \ - if (unlikely(get_paca()->io_sync)) { \ - mb(); \ - get_paca()->io_sync = 0; \ - } \ - } while (0) -#else -#define CLEAR_IO_SYNC -#define SYNC_IO -#endif - #ifdef CONFIG_PPC_PSERIES #define vcpu_is_preempted vcpu_is_preempted static inline bool vcpu_is_preempted(int cpu) @@ -99,7 +86,6 @@ static inline unsigned long __arch_spin_trylock(arch_spinlock_t *lock) static inline int arch_spin_trylock(arch_spinlock_t *lock) { - CLEAR_IO_SYNC; return __arch_spin_trylock(lock) == 0; } @@ -130,7 +116,6 @@ extern void __rw_yield(arch_rwlock_t *lock); static inline void arch_spin_lock(arch_spinlock_t *lock) { - CLEAR_IO_SYNC; while (1) { if (likely(__arch_spin_trylock(lock) == 0)) break; @@ -148,7 +133,6 @@ void arch_spin_lock_flags(arch_spinlock_t *lock, unsigned long flags) { unsigned long flags_dis; - CLEAR_IO_SYNC; while (1) { if (likely(__arch_spin_trylock(lock) == 0)) break; @@ -167,7 +151,6 @@ void arch_spin_lock_flags(arch_spinlock_t *lock, unsigned long flags) static inline void arch_spin_unlock(arch_spinlock_t *lock) { - SYNC_IO; __asm__ __volatile__("# arch_spin_unlock\n\t" PPC_RELEASE_BARRIER: : :"memory"); lock->slock = 0; diff --git a/arch/powerpc/include/asm/syscall.h b/arch/powerpc/include/asm/syscall.h index 1243045bad2d..a048fed0722f 100644 --- a/arch/powerpc/include/asm/syscall.h +++ b/arch/powerpc/include/asm/syscall.h @@ -94,9 +94,15 @@ static inline void syscall_set_arguments(struct task_struct *task, regs->orig_gpr3 = args[0]; } -static inline int syscall_get_arch(void) +static inline int syscall_get_arch(struct task_struct *task) { - int arch = is_32bit_task() ? AUDIT_ARCH_PPC : AUDIT_ARCH_PPC64; + int arch; + + if (IS_ENABLED(CONFIG_PPC64) && !test_tsk_thread_flag(task, TIF_32BIT)) + arch = AUDIT_ARCH_PPC64; + else + arch = AUDIT_ARCH_PPC; + #ifdef __LITTLE_ENDIAN__ arch |= __AUDIT_ARCH_LE; #endif diff --git a/arch/powerpc/include/asm/tlb.h b/arch/powerpc/include/asm/tlb.h index e24c67d5ba75..34fba1ce27f7 100644 --- a/arch/powerpc/include/asm/tlb.h +++ b/arch/powerpc/include/asm/tlb.h @@ -27,8 +27,8 @@ #define tlb_start_vma(tlb, vma) do { } while (0) #define tlb_end_vma(tlb, vma) do { } while (0) #define __tlb_remove_tlb_entry __tlb_remove_tlb_entry -#define tlb_remove_check_page_size_change tlb_remove_check_page_size_change +#define tlb_flush tlb_flush extern void tlb_flush(struct mmu_gather *tlb); /* Get the generic bits... */ @@ -46,22 +46,6 @@ static inline void __tlb_remove_tlb_entry(struct mmu_gather *tlb, pte_t *ptep, #endif } -static inline void tlb_remove_check_page_size_change(struct mmu_gather *tlb, - unsigned int page_size) -{ - if (!tlb->page_size) - tlb->page_size = page_size; - else if (tlb->page_size != page_size) { - if (!tlb->fullmm) - tlb_flush_mmu(tlb); - /* - * update the page size after flush for the new - * mmu_gather. - */ - tlb->page_size = page_size; - } -} - #ifdef CONFIG_SMP static inline int mm_is_core_local(struct mm_struct *mm) { diff --git a/arch/powerpc/kernel/security.c b/arch/powerpc/kernel/security.c index b33bafb8fcea..70568ccbd9fd 100644 --- a/arch/powerpc/kernel/security.c +++ b/arch/powerpc/kernel/security.c @@ -57,7 +57,7 @@ void setup_barrier_nospec(void) enable = security_ftr_enabled(SEC_FTR_FAVOUR_SECURITY) && security_ftr_enabled(SEC_FTR_BNDS_CHK_SPEC_BAR); - if (!no_nospec) + if (!no_nospec && !cpu_mitigations_off()) enable_barrier_nospec(enable); } @@ -116,7 +116,7 @@ static int __init handle_nospectre_v2(char *p) early_param("nospectre_v2", handle_nospectre_v2); void setup_spectre_v2(void) { - if (no_spectrev2) + if (no_spectrev2 || cpu_mitigations_off()) do_btb_flush_fixups(); else btb_flush_enabled = true; @@ -300,7 +300,7 @@ void setup_stf_barrier(void) stf_enabled_flush_types = type; - if (!no_stf_barrier) + if (!no_stf_barrier && !cpu_mitigations_off()) stf_barrier_enable(enable); } diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index ba404dd9ce1d..4f49e1a3594c 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -932,7 +932,7 @@ void setup_rfi_flush(enum l1d_flush_type types, bool enable) enabled_flush_types = types; - if (!no_rfi_flush) + if (!no_rfi_flush && !cpu_mitigations_off()) rfi_flush_enable(enable); } diff --git a/arch/powerpc/kvm/Kconfig b/arch/powerpc/kvm/Kconfig index bfdde04e4905..f53997a8ca62 100644 --- a/arch/powerpc/kvm/Kconfig +++ b/arch/powerpc/kvm/Kconfig @@ -20,7 +20,6 @@ if VIRTUALIZATION config KVM bool select PREEMPT_NOTIFIERS - select ANON_INODES select HAVE_KVM_EVENTFD select HAVE_KVM_VCPU_ASYNC_IOCTL select SRCU diff --git a/arch/powerpc/kvm/book3s_64_vio.c b/arch/powerpc/kvm/book3s_64_vio.c index f02b04973710..f100e331e69b 100644 --- a/arch/powerpc/kvm/book3s_64_vio.c +++ b/arch/powerpc/kvm/book3s_64_vio.c @@ -543,14 +543,14 @@ long kvmppc_h_put_tce(struct kvm_vcpu *vcpu, unsigned long liobn, if (ret != H_SUCCESS) return ret; + idx = srcu_read_lock(&vcpu->kvm->srcu); + ret = kvmppc_tce_validate(stt, tce); if (ret != H_SUCCESS) - return ret; + goto unlock_exit; dir = iommu_tce_direction(tce); - idx = srcu_read_lock(&vcpu->kvm->srcu); - if ((dir != DMA_NONE) && kvmppc_tce_to_ua(vcpu->kvm, tce, &ua, NULL)) { ret = H_PARAMETER; goto unlock_exit; diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c index 06964350b97a..b2b29d4f9842 100644 --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -3423,7 +3423,9 @@ static int kvmhv_load_hv_regs_and_go(struct kvm_vcpu *vcpu, u64 time_limit, vcpu->arch.shregs.sprg2 = mfspr(SPRN_SPRG2); vcpu->arch.shregs.sprg3 = mfspr(SPRN_SPRG3); - mtspr(SPRN_PSSCR, host_psscr); + /* Preserve PSSCR[FAKE_SUSPEND] until we've called kvmppc_save_tm_hv */ + mtspr(SPRN_PSSCR, host_psscr | + (local_paca->kvm_hstate.fake_suspend << PSSCR_FAKE_SUSPEND_LG)); mtspr(SPRN_HFSCR, host_hfscr); mtspr(SPRN_CIABR, host_ciabr); mtspr(SPRN_DAWR, host_dawr); diff --git a/arch/powerpc/mm/ppc_mmu_32.c b/arch/powerpc/mm/ppc_mmu_32.c index f29d2f118b44..5d9c3ff728c9 100644 --- a/arch/powerpc/mm/ppc_mmu_32.c +++ b/arch/powerpc/mm/ppc_mmu_32.c @@ -98,10 +98,20 @@ static int find_free_bat(void) return -1; } +/* + * This function calculates the size of the larger block usable to map the + * beginning of an area based on the start address and size of that area: + * - max block size is 8M on 601 and 256 on other 6xx. + * - base address must be aligned to the block size. So the maximum block size + * is identified by the lowest bit set to 1 in the base address (for instance + * if base is 0x16000000, max size is 0x02000000). + * - block size has to be a power of two. This is calculated by finding the + * highest bit set to 1. + */ static unsigned int block_size(unsigned long base, unsigned long top) { unsigned int max_size = (cpu_has_feature(CPU_FTR_601) ? 8 : 256) << 20; - unsigned int base_shift = (fls(base) - 1) & 31; + unsigned int base_shift = (ffs(base) - 1) & 31; unsigned int block_shift = (fls(top - base) - 1) & 31; return min3(max_size, 1U << base_shift, 1U << block_shift); @@ -157,7 +167,7 @@ static unsigned long __init __mmu_mapin_ram(unsigned long base, unsigned long to unsigned long __init mmu_mapin_ram(unsigned long base, unsigned long top) { - int done; + unsigned long done; unsigned long border = (unsigned long)__init_begin - PAGE_OFFSET; if (__map_without_bats) { @@ -169,10 +179,10 @@ unsigned long __init mmu_mapin_ram(unsigned long base, unsigned long top) return __mmu_mapin_ram(base, top); done = __mmu_mapin_ram(base, border); - if (done != border - base) + if (done != border) return done; - return done + __mmu_mapin_ram(border, top); + return __mmu_mapin_ram(border, top); } void mmu_mark_initmem_nx(void) diff --git a/arch/powerpc/platforms/52xx/mpc52xx_gpt.c b/arch/powerpc/platforms/52xx/mpc52xx_gpt.c index 17cf249b18ee..3cb2f07ce8eb 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_gpt.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_gpt.c @@ -628,7 +628,7 @@ static int mpc52xx_wdt_open(struct inode *inode, struct file *file) } file->private_data = mpc52xx_gpt_wdt; - return nonseekable_open(inode, file); + return stream_open(inode, file); } static int mpc52xx_wdt_release(struct inode *inode, struct file *file) diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c index 48c2477e7e2a..bfb9ca99ac05 100644 --- a/arch/powerpc/platforms/cell/spufs/file.c +++ b/arch/powerpc/platforms/cell/spufs/file.c @@ -588,7 +588,7 @@ static int spufs_pipe_open(struct inode *inode, struct file *file) struct spufs_inode_info *i = SPUFS_I(inode); file->private_data = i->i_ctx; - return nonseekable_open(inode, file); + return stream_open(inode, file); } /* diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c index db329d4bf1c3..c1a75216050a 100644 --- a/arch/powerpc/platforms/cell/spufs/inode.c +++ b/arch/powerpc/platforms/cell/spufs/inode.c @@ -71,17 +71,11 @@ spufs_alloc_inode(struct super_block *sb) return &ei->vfs_inode; } -static void spufs_i_callback(struct rcu_head *head) +static void spufs_free_inode(struct inode *inode) { - struct inode *inode = container_of(head, struct inode, i_rcu); kmem_cache_free(spufs_inode_cache, SPUFS_I(inode)); } -static void spufs_destroy_inode(struct inode *inode) -{ - call_rcu(&inode->i_rcu, spufs_i_callback); -} - static void spufs_init_once(void *p) { @@ -739,7 +733,7 @@ spufs_fill_super(struct super_block *sb, void *data, int silent) struct spufs_sb_info *info; static const struct super_operations s_ops = { .alloc_inode = spufs_alloc_inode, - .destroy_inode = spufs_destroy_inode, + .free_inode = spufs_free_inode, .statfs = simple_statfs, .evict_inode = spufs_evict_inode, .show_options = spufs_show_options, diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index a0f44f992360..13c6a47e6150 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -2429,7 +2429,10 @@ static void dump_one_paca(int cpu) DUMP(p, trap_save, "%#-*x"); DUMP(p, irq_soft_mask, "%#-*x"); DUMP(p, irq_happened, "%#-*x"); - DUMP(p, io_sync, "%#-*x"); +#ifdef CONFIG_MMIOWB + DUMP(p, mmiowb_state.nesting_count, "%#-*x"); + DUMP(p, mmiowb_state.mmiowb_pending, "%#-*x"); +#endif DUMP(p, irq_work_pending, "%#-*x"); DUMP(p, nap_state_lost, "%#-*x"); DUMP(p, sprg_vdso, "%#-*llx"); |