diff options
Diffstat (limited to 'arch/tile/lib')
| -rw-r--r-- | arch/tile/lib/atomic_32.c | 53 | ||||
| -rw-r--r-- | arch/tile/lib/cpumask.c | 1 | ||||
| -rw-r--r-- | arch/tile/lib/exports.c | 1 | ||||
| -rw-r--r-- | arch/tile/lib/memcpy_tile64.c | 6 | ||||
| -rw-r--r-- | arch/tile/lib/memmove_32.c | 2 | ||||
| -rw-r--r-- | arch/tile/lib/memset_32.c | 3 | ||||
| -rw-r--r-- | arch/tile/lib/spinlock_common.h | 2 | ||||
| -rw-r--r-- | arch/tile/lib/uaccess.c | 3 |
8 files changed, 29 insertions, 42 deletions
diff --git a/arch/tile/lib/atomic_32.c b/arch/tile/lib/atomic_32.c index be1e8ac..8040b42 100644 --- a/arch/tile/lib/atomic_32.c +++ b/arch/tile/lib/atomic_32.c @@ -18,27 +18,10 @@ #include <linux/module.h> #include <linux/mm.h> #include <asm/atomic.h> +#include <asm/futex.h> #include <arch/chip.h> -/* The routines in atomic_asm.S are private, so we only declare them here. */ -extern struct __get_user __atomic_cmpxchg(volatile int *p, - int *lock, int o, int n); -extern struct __get_user __atomic_xchg(volatile int *p, int *lock, int n); -extern struct __get_user __atomic_xchg_add(volatile int *p, int *lock, int n); -extern struct __get_user __atomic_xchg_add_unless(volatile int *p, - int *lock, int o, int n); -extern struct __get_user __atomic_or(volatile int *p, int *lock, int n); -extern struct __get_user __atomic_andn(volatile int *p, int *lock, int n); -extern struct __get_user __atomic_xor(volatile int *p, int *lock, int n); - -extern u64 __atomic64_cmpxchg(volatile u64 *p, int *lock, u64 o, u64 n); -extern u64 __atomic64_xchg(volatile u64 *p, int *lock, u64 n); -extern u64 __atomic64_xchg_add(volatile u64 *p, int *lock, u64 n); -extern u64 __atomic64_xchg_add_unless(volatile u64 *p, - int *lock, u64 o, u64 n); - - -/* See <asm/atomic.h> */ +/* See <asm/atomic_32.h> */ #if ATOMIC_LOCKS_FOUND_VIA_TABLE() /* @@ -209,7 +192,7 @@ u64 _atomic64_cmpxchg(atomic64_t *v, u64 o, u64 n) EXPORT_SYMBOL(_atomic64_cmpxchg); -static inline int *__futex_setup(__user int *v) +static inline int *__futex_setup(int __user *v) { /* * Issue a prefetch to the counter to bring it into cache. @@ -217,37 +200,37 @@ static inline int *__futex_setup(__user int *v) * since it might fault; instead we do a prefetch into the L2. */ __insn_prefetch(v); - return __atomic_hashed_lock(v); + return __atomic_hashed_lock((int __force *)v); } -struct __get_user futex_set(int *v, int i) +struct __get_user futex_set(int __user *v, int i) { - return __atomic_xchg(v, __futex_setup(v), i); + return __atomic_xchg((int __force *)v, __futex_setup(v), i); } -struct __get_user futex_add(int *v, int n) +struct __get_user futex_add(int __user *v, int n) { - return __atomic_xchg_add(v, __futex_setup(v), n); + return __atomic_xchg_add((int __force *)v, __futex_setup(v), n); } -struct __get_user futex_or(int *v, int n) +struct __get_user futex_or(int __user *v, int n) { - return __atomic_or(v, __futex_setup(v), n); + return __atomic_or((int __force *)v, __futex_setup(v), n); } -struct __get_user futex_andn(int *v, int n) +struct __get_user futex_andn(int __user *v, int n) { - return __atomic_andn(v, __futex_setup(v), n); + return __atomic_andn((int __force *)v, __futex_setup(v), n); } -struct __get_user futex_xor(int *v, int n) +struct __get_user futex_xor(int __user *v, int n) { - return __atomic_xor(v, __futex_setup(v), n); + return __atomic_xor((int __force *)v, __futex_setup(v), n); } -struct __get_user futex_cmpxchg(int *v, int o, int n) +struct __get_user futex_cmpxchg(int __user *v, int o, int n) { - return __atomic_cmpxchg(v, __futex_setup(v), o, n); + return __atomic_cmpxchg((int __force *)v, __futex_setup(v), o, n); } /* @@ -260,7 +243,7 @@ struct __get_user futex_cmpxchg(int *v, int o, int n) * invoked in is the context of the "_atomic_xxx()" routines called * by the functions in this file. */ -struct __get_user __atomic_bad_address(int *addr) +struct __get_user __atomic_bad_address(int __user *addr) { if (unlikely(!access_ok(VERIFY_WRITE, addr, sizeof(int)))) panic("Bad address used for kernel atomic op: %p\n", addr); @@ -271,7 +254,7 @@ struct __get_user __atomic_bad_address(int *addr) #if CHIP_HAS_CBOX_HOME_MAP() static int __init noatomichash(char *str) { - printk("noatomichash is deprecated.\n"); + pr_warning("noatomichash is deprecated.\n"); return 1; } __setup("noatomichash", noatomichash); diff --git a/arch/tile/lib/cpumask.c b/arch/tile/lib/cpumask.c index af745b3..fdc4036 100644 --- a/arch/tile/lib/cpumask.c +++ b/arch/tile/lib/cpumask.c @@ -15,6 +15,7 @@ #include <linux/cpumask.h> #include <linux/ctype.h> #include <linux/errno.h> +#include <linux/smp.h> /* * Allow cropping out bits beyond the end of the array. diff --git a/arch/tile/lib/exports.c b/arch/tile/lib/exports.c index af8e70e..6bc7b52 100644 --- a/arch/tile/lib/exports.c +++ b/arch/tile/lib/exports.c @@ -21,6 +21,7 @@ EXPORT_SYMBOL(__get_user_1); EXPORT_SYMBOL(__get_user_2); EXPORT_SYMBOL(__get_user_4); +EXPORT_SYMBOL(__get_user_8); EXPORT_SYMBOL(__put_user_1); EXPORT_SYMBOL(__put_user_2); EXPORT_SYMBOL(__put_user_4); diff --git a/arch/tile/lib/memcpy_tile64.c b/arch/tile/lib/memcpy_tile64.c index 4f00473..dfedea7 100644 --- a/arch/tile/lib/memcpy_tile64.c +++ b/arch/tile/lib/memcpy_tile64.c @@ -60,8 +60,8 @@ typedef unsigned long (*memcpy_t)(void *, const void *, unsigned long); static void memcpy_multicache(void *dest, const void *source, pte_t dst_pte, pte_t src_pte, int len) { - int idx, i; - unsigned long flags, newsrc, newdst, endsrc; + int idx; + unsigned long flags, newsrc, newdst; pmd_t *pmdp; pte_t *ptep; int cpu = get_cpu(); @@ -121,7 +121,7 @@ static void memcpy_multicache(void *dest, const void *source, */ sim_allow_multiple_caching(0); local_irq_restore(flags); - put_cpu_no_resched(); + put_cpu(); } /* diff --git a/arch/tile/lib/memmove_32.c b/arch/tile/lib/memmove_32.c index f09d8c4..fd615ae 100644 --- a/arch/tile/lib/memmove_32.c +++ b/arch/tile/lib/memmove_32.c @@ -42,7 +42,7 @@ void *memmove(void *dest, const void *src, size_t n) in = (const uint8_t *)src; out = (uint8_t *)dest; stride = 1; - } + } /* Manually software-pipeline this loop. */ x = *in; diff --git a/arch/tile/lib/memset_32.c b/arch/tile/lib/memset_32.c index 8593bc82..bfde5d8 100644 --- a/arch/tile/lib/memset_32.c +++ b/arch/tile/lib/memset_32.c @@ -245,7 +245,8 @@ void *memset(void *s, int c, size_t n) wh += CACHE_LINE_SIZE_IN_WORDS; } while (--i); - for (j = x * (CACHE_LINE_SIZE_IN_WORDS / 4); j != 0; j--) { + for (j = x * (CACHE_LINE_SIZE_IN_WORDS / 4); + j != 0; j--) { *out32++ = v32; *out32++ = v32; *out32++ = v32; diff --git a/arch/tile/lib/spinlock_common.h b/arch/tile/lib/spinlock_common.h index 8dffebd..c101098 100644 --- a/arch/tile/lib/spinlock_common.h +++ b/arch/tile/lib/spinlock_common.h @@ -35,7 +35,7 @@ relax(int iterations) } /* Perform bounded exponential backoff.*/ -void delay_backoff(int iterations) +static void delay_backoff(int iterations) { u32 exponent, loops; diff --git a/arch/tile/lib/uaccess.c b/arch/tile/lib/uaccess.c index 9ae1825..f8d398c 100644 --- a/arch/tile/lib/uaccess.c +++ b/arch/tile/lib/uaccess.c @@ -18,14 +18,15 @@ int __range_ok(unsigned long addr, unsigned long size) { unsigned long limit = current_thread_info()->addr_limit.seg; - __chk_user_ptr(addr); return !((addr < limit && size <= limit - addr) || is_arch_mappable_range(addr, size)); } EXPORT_SYMBOL(__range_ok); +#ifdef CONFIG_DEBUG_COPY_FROM_USER void copy_from_user_overflow(void) { WARN(1, "Buffer overflow detected!\n"); } EXPORT_SYMBOL(copy_from_user_overflow); +#endif |
