diff options
| -rw-r--r-- | arch/tile/Kconfig | 1 | ||||
| -rw-r--r-- | arch/tile/lib/Makefile | 14 | ||||
| -rw-r--r-- | arch/tile/lib/cacheflush.c | 3 | ||||
| -rw-r--r-- | arch/tile/lib/memcpy_64.c | 3 |
4 files changed, 12 insertions, 9 deletions
diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig index de599c14c4f..b2be4252448 100644 --- a/arch/tile/Kconfig +++ b/arch/tile/Kconfig @@ -26,6 +26,7 @@ config TILE select HAVE_SYSCALL_TRACEPOINTS select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE select HAVE_DEBUG_STACKOVERFLOW + select ARCH_WANT_FRAME_POINTERS # FIXME: investigate whether we need/want these options. # select HAVE_IOREMAP_PROT diff --git a/arch/tile/lib/Makefile b/arch/tile/lib/Makefile index 5d844374b2b..9adfd76fbdd 100644 --- a/arch/tile/lib/Makefile +++ b/arch/tile/lib/Makefile @@ -6,13 +6,13 @@ lib-y = cacheflush.o checksum.o cpumask.o delay.o uaccess.o \ memmove.o memcpy_$(BITS).o memchr_$(BITS).o memset_$(BITS).o \ strchr_$(BITS).o strlen_$(BITS).o strnlen_$(BITS).o -ifeq ($(CONFIG_TILEGX),y) -CFLAGS_REMOVE_memcpy_user_64.o = -fno-omit-frame-pointer -lib-y += memcpy_user_64.o -else -lib-y += atomic_32.o atomic_asm_32.o memcpy_tile64.o -endif - +lib-$(CONFIG_TILEGX) += memcpy_user_64.o +lib-$(CONFIG_TILEPRO) += atomic_32.o atomic_asm_32.o memcpy_tile64.o lib-$(CONFIG_SMP) += spinlock_$(BITS).o usercopy_$(BITS).o obj-$(CONFIG_MODULES) += exports.o + +# The finv_buffer_remote() and copy_{to,from}_user() routines can't +# have -pg added, since they both rely on being leaf functions. +CFLAGS_REMOVE_cacheflush.o = -pg +CFLAGS_REMOVE_memcpy_user_64.o = -pg diff --git a/arch/tile/lib/cacheflush.c b/arch/tile/lib/cacheflush.c index 2238b40abf3..9c0ec22009a 100644 --- a/arch/tile/lib/cacheflush.c +++ b/arch/tile/lib/cacheflush.c @@ -36,7 +36,8 @@ static inline void force_load(char *p) * core (if "!hfh") or homed via hash-for-home (if "hfh"), waiting * until the memory controller holds the flushed values. */ -void finv_buffer_remote(void *buffer, size_t size, int hfh) +void __attribute__((optimize("omit-frame-pointer"))) +finv_buffer_remote(void *buffer, size_t size, int hfh) { char *p, *base; size_t step_size, load_count; diff --git a/arch/tile/lib/memcpy_64.c b/arch/tile/lib/memcpy_64.c index 46fc1600c17..4815354b8cd 100644 --- a/arch/tile/lib/memcpy_64.c +++ b/arch/tile/lib/memcpy_64.c @@ -54,7 +54,8 @@ void *memcpy(void *__restrict dstv, const void *__restrict srcv, size_t n) * macros to return a count of uncopied bytes due to mm fault. */ #define RETVAL 0 -int USERCOPY_FUNC(void *__restrict dstv, const void *__restrict srcv, size_t n) +int __attribute__((optimize("omit-frame-pointer"))) +USERCOPY_FUNC(void *__restrict dstv, const void *__restrict srcv, size_t n) #endif { char *__restrict dst1 = (char *)dstv; |