diff options
Diffstat (limited to 'arch/xtensa/platforms/iss/include/platform/simcall.h')
| -rw-r--r-- | arch/xtensa/platforms/iss/include/platform/simcall.h | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/arch/xtensa/platforms/iss/include/platform/simcall.h b/arch/xtensa/platforms/iss/include/platform/simcall.h index bd78192e2fc..b5a4edf02d7 100644 --- a/arch/xtensa/platforms/iss/include/platform/simcall.h +++ b/arch/xtensa/platforms/iss/include/platform/simcall.h @@ -74,13 +74,12 @@ static inline int __simc(int a, int b, int c, int d, int e, int f) "mov %1, a3\n" : "=a" (ret), "=a" (errno), "+r"(a1), "+r"(b1) : "r"(c1), "r"(d1), "r"(e1), "r"(f1) - : ); + : "memory"); return ret; } static inline int simc_open(const char *file, int flags, int mode) { - wmb(); return __simc(SYS_open, (int) file, flags, mode, 0, 0); } @@ -91,19 +90,16 @@ static inline int simc_close(int fd) static inline int simc_ioctl(int fd, int request, void *arg) { - wmb(); return __simc(SYS_ioctl, fd, request, (int) arg, 0, 0); } static inline int simc_read(int fd, void *buf, size_t count) { - rmb(); return __simc(SYS_read, fd, (int) buf, count, 0, 0); } static inline int simc_write(int fd, const void *buf, size_t count) { - wmb(); return __simc(SYS_write, fd, (int) buf, count, 0, 0); } @@ -111,7 +107,6 @@ static inline int simc_poll(int fd) { struct timeval tv = { .tv_sec = 0, .tv_usec = 0 }; - wmb(); return __simc(SYS_select_one, fd, XTISS_SELECT_ONE_READ, (int)&tv, 0, 0); } |