diff options
| -rw-r--r-- | arch/mips/include/asm/asm-prototypes.h | 5 | ||||
| -rw-r--r-- | arch/mips/include/asm/uaccess.h | 18 | ||||
| -rw-r--r-- | arch/mips/lib/strlen_user.S | 4 | ||||
| -rw-r--r-- | arch/mips/lib/strncpy_user.S | 10 | ||||
| -rw-r--r-- | arch/mips/lib/strnlen_user.S | 8 | ||||
| -rw-r--r-- | arch/mips/vdso/Makefile | 7 |
6 files changed, 43 insertions, 9 deletions
diff --git a/arch/mips/include/asm/asm-prototypes.h b/arch/mips/include/asm/asm-prototypes.h new file mode 100644 index 000000000000..a160cf69bb92 --- /dev/null +++ b/arch/mips/include/asm/asm-prototypes.h @@ -0,0 +1,5 @@ +#include <asm/checksum.h> +#include <asm/page.h> +#include <asm/fpu.h> +#include <asm-generic/asm-prototypes.h> +#include <asm/uaccess.h> diff --git a/arch/mips/include/asm/uaccess.h b/arch/mips/include/asm/uaccess.h index 89fa5c0b1579..5347cfe15af2 100644 --- a/arch/mips/include/asm/uaccess.h +++ b/arch/mips/include/asm/uaccess.h @@ -1241,6 +1241,9 @@ extern size_t __copy_in_user_eva(void *__to, const void *__from, size_t __n); __cu_len; \ }) +extern __kernel_size_t __bzero_kernel(void __user *addr, __kernel_size_t size); +extern __kernel_size_t __bzero(void __user *addr, __kernel_size_t size); + /* * __clear_user: - Zero a block of memory in user space, with less checking. * @to: Destination address, in user space. @@ -1293,6 +1296,9 @@ __clear_user(void __user *addr, __kernel_size_t size) __cl_size; \ }) +extern long __strncpy_from_kernel_nocheck_asm(char *__to, const char __user *__from, long __len); +extern long __strncpy_from_user_nocheck_asm(char *__to, const char __user *__from, long __len); + /* * __strncpy_from_user: - Copy a NUL terminated string from userspace, with less checking. * @dst: Destination address, in kernel space. This buffer must be at @@ -1344,6 +1350,9 @@ __strncpy_from_user(char *__to, const char __user *__from, long __len) return res; } +extern long __strncpy_from_kernel_asm(char *__to, const char __user *__from, long __len); +extern long __strncpy_from_user_asm(char *__to, const char __user *__from, long __len); + /* * strncpy_from_user: - Copy a NUL terminated string from userspace. * @dst: Destination address, in kernel space. This buffer must be at @@ -1393,6 +1402,9 @@ strncpy_from_user(char *__to, const char __user *__from, long __len) return res; } +extern long __strlen_kernel_asm(const char __user *s); +extern long __strlen_user_asm(const char __user *s); + /* * strlen_user: - Get the size of a string in user space. * @str: The string to measure. @@ -1434,6 +1446,9 @@ static inline long strlen_user(const char __user *s) return res; } +extern long __strnlen_kernel_nocheck_asm(const char __user *s, long n); +extern long __strnlen_user_nocheck_asm(const char __user *s, long n); + /* Returns: 0 if bad, string length+1 (memory size) of string if ok */ static inline long __strnlen_user(const char __user *s, long n) { @@ -1463,6 +1478,9 @@ static inline long __strnlen_user(const char __user *s, long n) return res; } +extern long __strnlen_kernel_asm(const char __user *s, long n); +extern long __strnlen_user_asm(const char __user *s, long n); + /* * strnlen_user: - Get the size of a string in user space. * @str: The string to measure. diff --git a/arch/mips/lib/strlen_user.S b/arch/mips/lib/strlen_user.S index c9cb7e6c59a6..40be22625bc5 100644 --- a/arch/mips/lib/strlen_user.S +++ b/arch/mips/lib/strlen_user.S @@ -25,7 +25,6 @@ */ .macro __BUILD_STRLEN_ASM func LEAF(__strlen_\func\()_asm) -EXPORT_SYMBOL(__strlen_\func\()_asm) LONG_L v0, TI_ADDR_LIMIT($28) # pointer ok? and v0, a0 bnez v0, .Lfault\@ @@ -50,9 +49,11 @@ EXPORT_SYMBOL(__strlen_\func\()_asm) /* Set aliases */ .global __strlen_user_asm .set __strlen_user_asm, __strlen_kernel_asm +EXPORT_SYMBOL(__strlen_user_asm) #endif __BUILD_STRLEN_ASM kernel +EXPORT_SYMBOL(__strlen_kernel_asm) #ifdef CONFIG_EVA @@ -60,4 +61,5 @@ __BUILD_STRLEN_ASM kernel .set eva __BUILD_STRLEN_ASM user .set pop +EXPORT_SYMBOL(__strlen_user_asm) #endif diff --git a/arch/mips/lib/strncpy_user.S b/arch/mips/lib/strncpy_user.S index af745b1d04e3..5267ca800b84 100644 --- a/arch/mips/lib/strncpy_user.S +++ b/arch/mips/lib/strncpy_user.S @@ -31,13 +31,11 @@ .macro __BUILD_STRNCPY_ASM func LEAF(__strncpy_from_\func\()_asm) -EXPORT_SYMBOL(__strncpy_from_\func\()_asm) LONG_L v0, TI_ADDR_LIMIT($28) # pointer ok? and v0, a1 bnez v0, .Lfault\@ FEXPORT(__strncpy_from_\func\()_nocheck_asm) -EXPORT_SYMBOL(__strncpy_from_\func\()_nocheck_asm) move t0, zero move v1, a1 .ifeqs "\func","kernel" @@ -75,15 +73,19 @@ EXPORT_SYMBOL(__strncpy_from_\func\()_nocheck_asm) .global __strncpy_from_user_nocheck_asm .set __strncpy_from_user_asm, __strncpy_from_kernel_asm .set __strncpy_from_user_nocheck_asm, __strncpy_from_kernel_nocheck_asm - EXPORT_SYMBOL(__strncpy_from_user_asm) - EXPORT_SYMBOL(__strncpy_from_user_nocheck_asm) +EXPORT_SYMBOL(__strncpy_from_user_asm) +EXPORT_SYMBOL(__strncpy_from_user_nocheck_asm) #endif __BUILD_STRNCPY_ASM kernel +EXPORT_SYMBOL(__strncpy_from_kernel_asm) +EXPORT_SYMBOL(__strncpy_from_kernel_nocheck_asm) #ifdef CONFIG_EVA .set push .set eva __BUILD_STRNCPY_ASM user .set pop +EXPORT_SYMBOL(__strncpy_from_user_asm) +EXPORT_SYMBOL(__strncpy_from_user_nocheck_asm) #endif diff --git a/arch/mips/lib/strnlen_user.S b/arch/mips/lib/strnlen_user.S index 3ac38162d7f0..860ea99fd70c 100644 --- a/arch/mips/lib/strnlen_user.S +++ b/arch/mips/lib/strnlen_user.S @@ -28,13 +28,11 @@ */ .macro __BUILD_STRNLEN_ASM func LEAF(__strnlen_\func\()_asm) -EXPORT_SYMBOL(__strnlen_\func\()_asm) LONG_L v0, TI_ADDR_LIMIT($28) # pointer ok? and v0, a0 bnez v0, .Lfault\@ FEXPORT(__strnlen_\func\()_nocheck_asm) -EXPORT_SYMBOL(__strnlen_\func\()_nocheck_asm) move v0, a0 PTR_ADDU a1, a0 # stop pointer 1: @@ -73,9 +71,13 @@ EXPORT_SYMBOL(__strnlen_\func\()_nocheck_asm) .global __strnlen_user_nocheck_asm .set __strnlen_user_asm, __strnlen_kernel_asm .set __strnlen_user_nocheck_asm, __strnlen_kernel_nocheck_asm +EXPORT_SYMBOL(__strnlen_user_asm) +EXPORT_SYMBOL(__strnlen_user_nocheck_asm) #endif __BUILD_STRNLEN_ASM kernel +EXPORT_SYMBOL(__strnlen_kernel_asm) +EXPORT_SYMBOL(__strnlen_kernel_nocheck_asm) #ifdef CONFIG_EVA @@ -83,4 +85,6 @@ __BUILD_STRNLEN_ASM kernel .set eva __BUILD_STRNLEN_ASM user .set pop +EXPORT_SYMBOL(__strnlen_user_asm) +EXPORT_SYMBOL(__strnlen_user_nocheck_asm) #endif diff --git a/arch/mips/vdso/Makefile b/arch/mips/vdso/Makefile index c3dc12a8b7d9..4f42bd213538 100644 --- a/arch/mips/vdso/Makefile +++ b/arch/mips/vdso/Makefile @@ -50,6 +50,9 @@ quiet_cmd_vdsold = VDSO $@ cmd_vdsold = $(CC) $(c_flags) $(VDSO_LDFLAGS) \ -Wl,-T $(filter %.lds,$^) $(filter %.o,$^) -o $@ +quiet_cmd_vdsoas_o_S = AS $@ + cmd_vdsoas_o_S = $(CC) $(a_flags) -c -o $@ $< + # Strip rule for the raw .so files $(obj)/%.so.raw: OBJCOPYFLAGS := -S $(obj)/%.so.raw: $(obj)/%.so.dbg.raw FORCE @@ -110,7 +113,7 @@ $(obj-vdso-o32): KBUILD_CFLAGS := $(cflags-vdso) -mabi=32 $(obj-vdso-o32): KBUILD_AFLAGS := $(aflags-vdso) -mabi=32 $(obj)/%-o32.o: $(src)/%.S FORCE - $(call if_changed_dep,as_o_S) + $(call if_changed_dep,vdsoas_o_S) $(obj)/%-o32.o: $(src)/%.c FORCE $(call cmd,force_checksrc) @@ -150,7 +153,7 @@ $(obj-vdso-n32): KBUILD_CFLAGS := $(cflags-vdso) -mabi=n32 $(obj-vdso-n32): KBUILD_AFLAGS := $(aflags-vdso) -mabi=n32 $(obj)/%-n32.o: $(src)/%.S FORCE - $(call if_changed_dep,as_o_S) + $(call if_changed_dep,vdsoas_o_S) $(obj)/%-n32.o: $(src)/%.c FORCE $(call cmd,force_checksrc) |