diff options
Diffstat (limited to 'arch/parisc')
| -rw-r--r-- | arch/parisc/Kconfig | 2 | ||||
| -rw-r--r-- | arch/parisc/include/asm/hardirq.h | 1 | ||||
| -rw-r--r-- | arch/parisc/include/asm/kmap_types.h | 13 | ||||
| -rw-r--r-- | arch/parisc/include/asm/mmu_context.h | 12 | ||||
| -rw-r--r-- | arch/parisc/include/uapi/asm/signal.h | 34 | ||||
| -rw-r--r-- | arch/parisc/include/uapi/asm/socket.h | 3 | ||||
| -rw-r--r-- | arch/parisc/kernel/process.c | 2 | ||||
| -rw-r--r-- | arch/parisc/kernel/time.c | 9 |
8 files changed, 15 insertions, 61 deletions
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index b234e8154cbd..78b17621ee4a 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -52,7 +52,7 @@ config PARISC select HAVE_REGS_AND_STACK_ACCESS_API select GENERIC_SCHED_CLOCK select HAVE_UNSTABLE_SCHED_CLOCK if SMP - select GENERIC_CLOCKEVENTS + select LEGACY_TIMER_TICK select CPU_NO_EFFICIENT_FFS select NEED_DMA_MAP_STATE select NEED_SG_DMA_LENGTH diff --git a/arch/parisc/include/asm/hardirq.h b/arch/parisc/include/asm/hardirq.h index 7f7039516e53..fad29aa6f45f 100644 --- a/arch/parisc/include/asm/hardirq.h +++ b/arch/parisc/include/asm/hardirq.h @@ -32,7 +32,6 @@ typedef struct { DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat); #define __ARCH_IRQ_STAT -#define __IRQ_STAT(cpu, member) (irq_stat[cpu].member) #define inc_irq_stat(member) this_cpu_inc(irq_stat.member) #define __inc_irq_stat(member) __this_cpu_inc(irq_stat.member) #define ack_bad_irq(irq) WARN(1, "unexpected IRQ trap at vector %02x\n", irq) diff --git a/arch/parisc/include/asm/kmap_types.h b/arch/parisc/include/asm/kmap_types.h deleted file mode 100644 index 3e70b5cd1123..000000000000 --- a/arch/parisc/include/asm/kmap_types.h +++ /dev/null @@ -1,13 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ASM_KMAP_TYPES_H -#define _ASM_KMAP_TYPES_H - -#ifdef CONFIG_DEBUG_HIGHMEM -#define __WITH_KM_FENCE -#endif - -#include <asm-generic/kmap_types.h> - -#undef __WITH_KM_FENCE - -#endif diff --git a/arch/parisc/include/asm/mmu_context.h b/arch/parisc/include/asm/mmu_context.h index cb5f2f730421..46f8c22c5977 100644 --- a/arch/parisc/include/asm/mmu_context.h +++ b/arch/parisc/include/asm/mmu_context.h @@ -7,16 +7,13 @@ #include <linux/atomic.h> #include <asm-generic/mm_hooks.h> -static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) -{ -} - /* on PA-RISC, we actually have enough contexts to justify an allocator * for them. prumpf */ extern unsigned long alloc_sid(void); extern void free_sid(unsigned long); +#define init_new_context init_new_context static inline int init_new_context(struct task_struct *tsk, struct mm_struct *mm) { @@ -26,6 +23,7 @@ init_new_context(struct task_struct *tsk, struct mm_struct *mm) return 0; } +#define destroy_context destroy_context static inline void destroy_context(struct mm_struct *mm) { @@ -71,8 +69,7 @@ static inline void switch_mm(struct mm_struct *prev, } #define switch_mm_irqs_off switch_mm_irqs_off -#define deactivate_mm(tsk,mm) do { } while (0) - +#define activate_mm activate_mm static inline void activate_mm(struct mm_struct *prev, struct mm_struct *next) { /* @@ -90,4 +87,7 @@ static inline void activate_mm(struct mm_struct *prev, struct mm_struct *next) switch_mm(prev,next,current); } + +#include <asm-generic/mmu_context.h> + #endif diff --git a/arch/parisc/include/uapi/asm/signal.h b/arch/parisc/include/uapi/asm/signal.h index e605197b462c..e5a2657477ac 100644 --- a/arch/parisc/include/uapi/asm/signal.h +++ b/arch/parisc/include/uapi/asm/signal.h @@ -41,19 +41,6 @@ #define SIGRTMIN 32 #define SIGRTMAX _NSIG -/* - * SA_FLAGS values: - * - * SA_ONSTACK indicates that a registered stack_t will be used. - * SA_RESTART flag to get restarting signals (which were the default long ago) - * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. - * SA_RESETHAND clears the handler when the signal is delivered. - * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. - * SA_NODEFER prevents the current signal from being masked in the handler. - * - * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single - * Unix names RESETHAND and NODEFER respectively. - */ #define SA_ONSTACK 0x00000001 #define SA_RESETHAND 0x00000004 #define SA_NOCLDSTOP 0x00000008 @@ -68,14 +55,7 @@ #define MINSIGSTKSZ 2048 #define SIGSTKSZ 8192 - -#define SIG_BLOCK 0 /* for blocking signals */ -#define SIG_UNBLOCK 1 /* for unblocking signals */ -#define SIG_SETMASK 2 /* for setting the signal mask */ - -#define SIG_DFL ((__sighandler_t)0) /* default signal handling */ -#define SIG_IGN ((__sighandler_t)1) /* ignore signal */ -#define SIG_ERR ((__sighandler_t)-1) /* error return from signal */ +#include <asm-generic/signal-defs.h> # ifndef __ASSEMBLY__ @@ -84,18 +64,6 @@ /* Avoid too many header ordering problems. */ struct siginfo; -/* Type of a signal handler. */ -#if defined(__LP64__) -/* function pointers on 64-bit parisc are pointers to little structs and the - * compiler doesn't support code which changes or tests the address of - * the function in the little struct. This is really ugly -PB - */ -typedef char __user *__sighandler_t; -#else -typedef void __signalfn_t(int); -typedef __signalfn_t __user *__sighandler_t; -#endif - typedef struct sigaltstack { void __user *ss_sp; int ss_flags; diff --git a/arch/parisc/include/uapi/asm/socket.h b/arch/parisc/include/uapi/asm/socket.h index 10173c32195e..f60904329bbc 100644 --- a/arch/parisc/include/uapi/asm/socket.h +++ b/arch/parisc/include/uapi/asm/socket.h @@ -116,6 +116,9 @@ #define SO_DETACH_REUSEPORT_BPF 0x4042 +#define SO_PREFER_BUSY_POLL 0x4043 +#define SO_BUSY_POLL_BUDGET 0x4044 + #if !defined(__KERNEL__) #if __BITS_PER_LONG == 64 diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c index f196d96e2f9f..a92a23d6acd9 100644 --- a/arch/parisc/kernel/process.c +++ b/arch/parisc/kernel/process.c @@ -169,7 +169,7 @@ void __cpuidle arch_cpu_idle_dead(void) void __cpuidle arch_cpu_idle(void) { - local_irq_enable(); + raw_local_irq_enable(); /* nop on real hardware, qemu will idle sleep. */ asm volatile("or %%r10,%%r10,%%r10\n":::); diff --git a/arch/parisc/kernel/time.c b/arch/parisc/kernel/time.c index 13d94f0f94a0..08e4d480abe1 100644 --- a/arch/parisc/kernel/time.c +++ b/arch/parisc/kernel/time.c @@ -70,8 +70,6 @@ irqreturn_t __irq_entry timer_interrupt(int irq, void *dev_id) /* gcc can optimize for "read-only" case with a local clocktick */ unsigned long cpt = clocktick; - profile_tick(CPU_PROFILING); - /* Initialize next_tick to the old expected tick time. */ next_tick = cpuinfo->it_value; @@ -86,10 +84,9 @@ irqreturn_t __irq_entry timer_interrupt(int irq, void *dev_id) cpuinfo->it_value = next_tick; /* Go do system house keeping. */ - if (cpu == 0) - xtime_update(ticks_elapsed); - - update_process_times(user_mode(get_irq_regs())); + if (cpu != 0) + ticks_elapsed = 0; + legacy_timer_tick(ticks_elapsed); /* Skip clockticks on purpose if we know we would miss those. * The new CR16 must be "later" than current CR16 otherwise |