diff options
Diffstat (limited to 'arch/parisc/include/asm')
| -rw-r--r-- | arch/parisc/include/asm/assembly.h | 11 | ||||
| -rw-r--r-- | arch/parisc/include/asm/cacheflush.h | 1 | ||||
| -rw-r--r-- | arch/parisc/include/asm/futex.h | 4 |
3 files changed, 13 insertions, 3 deletions
diff --git a/arch/parisc/include/asm/assembly.h b/arch/parisc/include/asm/assembly.h index 39e7985086f9..6d13ae236fcb 100644 --- a/arch/parisc/include/asm/assembly.h +++ b/arch/parisc/include/asm/assembly.h @@ -147,6 +147,17 @@ extrd,u \r, 63-(\sa), 64-(\sa), \t .endm + /* Extract unsigned for 32- and 64-bit + * The extru instruction leaves the most significant 32 bits of the + * target register in an undefined state on PA 2.0 systems. */ + .macro extru_safe r, p, len, t +#ifdef CONFIG_64BIT + extrd,u \r, 32+(\p), \len, \t +#else + extru \r, \p, \len, \t +#endif + .endm + /* load 32-bit 'value' into 'reg' compensating for the ldil * sign-extension when running in wide mode. * WARNING!! neither 'value' nor 'reg' can be expressions diff --git a/arch/parisc/include/asm/cacheflush.h b/arch/parisc/include/asm/cacheflush.h index da0cd4b3a28f..859b8a34adcf 100644 --- a/arch/parisc/include/asm/cacheflush.h +++ b/arch/parisc/include/asm/cacheflush.h @@ -50,7 +50,6 @@ void invalidate_kernel_vmap_range(void *vaddr, int size); #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1 void flush_dcache_page(struct page *page); -void flush_dcache_folio(struct folio *folio); #define flush_dcache_mmap_lock(mapping) xa_lock_irq(&mapping->i_pages) #define flush_dcache_mmap_unlock(mapping) xa_unlock_irq(&mapping->i_pages) diff --git a/arch/parisc/include/asm/futex.h b/arch/parisc/include/asm/futex.h index 70cf8f0a7617..9cd4dd6e63ad 100644 --- a/arch/parisc/include/asm/futex.h +++ b/arch/parisc/include/asm/futex.h @@ -14,7 +14,7 @@ static inline void _futex_spin_lock(u32 __user *uaddr) { extern u32 lws_lock_start[]; - long index = ((long)uaddr & 0x3f8) >> 1; + long index = ((long)uaddr & 0x7f8) >> 1; arch_spinlock_t *s = (arch_spinlock_t *)&lws_lock_start[index]; preempt_disable(); arch_spin_lock(s); @@ -24,7 +24,7 @@ static inline void _futex_spin_unlock(u32 __user *uaddr) { extern u32 lws_lock_start[]; - long index = ((long)uaddr & 0x3f8) >> 1; + long index = ((long)uaddr & 0x7f8) >> 1; arch_spinlock_t *s = (arch_spinlock_t *)&lws_lock_start[index]; arch_spin_unlock(s); preempt_enable(); |