diff options
Diffstat (limited to 'arch/arm64')
| -rw-r--r-- | arch/arm64/include/asm/arch_timer.h | 10 | ||||
| -rw-r--r-- | arch/arm64/include/asm/pgtable.h | 7 | ||||
| -rw-r--r-- | arch/arm64/include/asm/uaccess.h | 4 | ||||
| -rw-r--r-- | arch/arm64/kernel/perf_event.c | 1 |
4 files changed, 3 insertions, 19 deletions
diff --git a/arch/arm64/include/asm/arch_timer.h b/arch/arm64/include/asm/arch_timer.h index bf6ab242f047..d56ed11ba9a3 100644 --- a/arch/arm64/include/asm/arch_timer.h +++ b/arch/arm64/include/asm/arch_timer.h @@ -110,16 +110,6 @@ static inline void __cpuinit arch_counter_set_user_access(void) asm volatile("msr cntkctl_el1, %0" : : "r" (cntkctl)); } -static inline u64 arch_counter_get_cntpct(void) -{ - u64 cval; - - isb(); - asm volatile("mrs %0, cntpct_el0" : "=r" (cval)); - - return cval; -} - static inline u64 arch_counter_get_cntvct(void) { u64 cval; diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index 065e58f01b1e..f0bebc5e22cd 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -396,13 +396,6 @@ extern int kern_addr_valid(unsigned long addr); #include <asm-generic/pgtable.h> -/* - * remap a physical page `pfn' of size `size' with page protection `prot' - * into virtual address `from' - */ -#define io_remap_pfn_range(vma,from,pfn,size,prot) \ - remap_pfn_range(vma, from, pfn, size, prot) - #define pgtable_cache_init() do { } while (0) #endif /* !__ASSEMBLY__ */ diff --git a/arch/arm64/include/asm/uaccess.h b/arch/arm64/include/asm/uaccess.h index 008f8481da65..edb3d5c73a32 100644 --- a/arch/arm64/include/asm/uaccess.h +++ b/arch/arm64/include/asm/uaccess.h @@ -166,7 +166,7 @@ do { \ #define get_user(x, ptr) \ ({ \ - might_sleep(); \ + might_fault(); \ access_ok(VERIFY_READ, (ptr), sizeof(*(ptr))) ? \ __get_user((x), (ptr)) : \ ((x) = 0, -EFAULT); \ @@ -227,7 +227,7 @@ do { \ #define put_user(x, ptr) \ ({ \ - might_sleep(); \ + might_fault(); \ access_ok(VERIFY_WRITE, (ptr), sizeof(*(ptr))) ? \ __put_user((x), (ptr)) : \ -EFAULT; \ diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c index 1e49e5eb81e9..9ba33c40cdf8 100644 --- a/arch/arm64/kernel/perf_event.c +++ b/arch/arm64/kernel/perf_event.c @@ -1336,6 +1336,7 @@ void perf_callchain_user(struct perf_callchain_entry *entry, return; } + perf_callchain_store(entry, regs->pc); tail = (struct frame_tail __user *)regs->regs[29]; while (entry->nr < PERF_MAX_STACK_DEPTH && |