diff options
Diffstat (limited to 'arch/arm64/kernel/sys_compat.c')
| -rw-r--r-- | arch/arm64/kernel/sys_compat.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/arch/arm64/kernel/sys_compat.c b/arch/arm64/kernel/sys_compat.c index 3c18c2454089..4a609e9b65de 100644 --- a/arch/arm64/kernel/sys_compat.c +++ b/arch/arm64/kernel/sys_compat.c @@ -9,7 +9,6 @@ #include <linux/compat.h> #include <linux/cpufeature.h> -#include <linux/personality.h> #include <linux/sched.h> #include <linux/sched/signal.h> #include <linux/slab.h> @@ -32,7 +31,7 @@ __do_compat_cache_op(unsigned long start, unsigned long end) if (fatal_signal_pending(current)) return 0; - if (cpus_have_const_cap(ARM64_WORKAROUND_1542419)) { + if (cpus_have_final_cap(ARM64_WORKAROUND_1542419)) { /* * The workaround requires an inner-shareable tlbi. * We pick the reserved-ASID to minimise the impact. @@ -41,7 +40,7 @@ __do_compat_cache_op(unsigned long start, unsigned long end) dsb(ish); } - ret = __flush_cache_user_range(start, start + chunk); + ret = caches_clean_inval_user_pou(start, start + chunk); if (ret) return ret; @@ -68,7 +67,7 @@ do_compat_cache_op(unsigned long start, unsigned long end, int flags) */ long compat_arm_syscall(struct pt_regs *regs, int scno) { - void __user *addr; + unsigned long addr; switch (scno) { /* @@ -111,10 +110,9 @@ long compat_arm_syscall(struct pt_regs *regs, int scno) break; } - addr = (void __user *)instruction_pointer(regs) - - (compat_thumb_mode(regs) ? 2 : 4); + addr = instruction_pointer(regs) - (compat_thumb_mode(regs) ? 2 : 4); arm64_notify_die("Oops - bad compat syscall(2)", regs, - SIGILL, ILL_ILLTRP, addr, scno); + SIGILL, ILL_ILLTRP, addr, 0); return 0; } |