summaryrefslogtreecommitdiff
path: root/arch/mips
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/include/asm/asm-prototypes.h5
-rw-r--r--arch/mips/include/asm/uaccess.h18
-rw-r--r--arch/mips/lib/strlen_user.S4
-rw-r--r--arch/mips/lib/strncpy_user.S10
-rw-r--r--arch/mips/lib/strnlen_user.S8
-rw-r--r--arch/mips/vdso/Makefile7
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)
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-12-15 17:58:51 +0000