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-rw-r--r--arch/sh/include/asm/Kbuild1
-rw-r--r--arch/sh/include/asm/byteorder.h2
-rw-r--r--arch/sh/include/asm/mutex-llsc.h21
-rw-r--r--arch/sh/include/asm/posix_types_32.h8
-rw-r--r--arch/sh/include/asm/posix_types_64.h8
-rw-r--r--arch/sh/include/asm/syscall_32.h22
-rw-r--r--arch/sh/include/asm/syscall_64.h22
-rw-r--r--arch/sh/include/asm/syscalls_32.h6
8 files changed, 22 insertions, 68 deletions
diff --git a/arch/sh/include/asm/Kbuild b/arch/sh/include/asm/Kbuild
index f1a2a0d1c79c..43910cdf78a5 100644
--- a/arch/sh/include/asm/Kbuild
+++ b/arch/sh/include/asm/Kbuild
@@ -6,4 +6,3 @@ unifdef-y += unistd_32.h
unifdef-y += unistd_64.h
unifdef-y += posix_types_32.h
unifdef-y += posix_types_64.h
-unifdef-y += swab.h
diff --git a/arch/sh/include/asm/byteorder.h b/arch/sh/include/asm/byteorder.h
index e95c41a5c8cc..db2f5d7cb17d 100644
--- a/arch/sh/include/asm/byteorder.h
+++ b/arch/sh/include/asm/byteorder.h
@@ -1,8 +1,6 @@
#ifndef __ASM_SH_BYTEORDER_H
#define __ASM_SH_BYTEORDER_H
-#include <asm/swab.h>
-
#ifdef __LITTLE_ENDIAN__
#include <linux/byteorder/little_endian.h>
#else
diff --git a/arch/sh/include/asm/mutex-llsc.h b/arch/sh/include/asm/mutex-llsc.h
index ee839ee58ac8..090358a7e1bb 100644
--- a/arch/sh/include/asm/mutex-llsc.h
+++ b/arch/sh/include/asm/mutex-llsc.h
@@ -21,38 +21,36 @@
static inline void
__mutex_fastpath_lock(atomic_t *count, void (*fail_fn)(atomic_t *))
{
- int __ex_flag, __res;
+ int __done, __res;
__asm__ __volatile__ (
"movli.l @%2, %0 \n"
"add #-1, %0 \n"
"movco.l %0, @%2 \n"
"movt %1 \n"
- : "=&z" (__res), "=&r" (__ex_flag)
+ : "=&z" (__res), "=&r" (__done)
: "r" (&(count)->counter)
: "t");
- __res |= !__ex_flag;
- if (unlikely(__res != 0))
+ if (unlikely(!__done || __res != 0))
fail_fn(count);
}
static inline int
__mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *))
{
- int __ex_flag, __res;
+ int __done, __res;
__asm__ __volatile__ (
"movli.l @%2, %0 \n"
"add #-1, %0 \n"
"movco.l %0, @%2 \n"
"movt %1 \n"
- : "=&z" (__res), "=&r" (__ex_flag)
+ : "=&z" (__res), "=&r" (__done)
: "r" (&(count)->counter)
: "t");
- __res |= !__ex_flag;
- if (unlikely(__res != 0))
+ if (unlikely(!__done || __res != 0))
__res = fail_fn(count);
return __res;
@@ -61,19 +59,18 @@ __mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *))
static inline void
__mutex_fastpath_unlock(atomic_t *count, void (*fail_fn)(atomic_t *))
{
- int __ex_flag, __res;
+ int __done, __res;
__asm__ __volatile__ (
"movli.l @%2, %0 \n\t"
"add #1, %0 \n\t"
"movco.l %0, @%2 \n\t"
"movt %1 \n\t"
- : "=&z" (__res), "=&r" (__ex_flag)
+ : "=&z" (__res), "=&r" (__done)
: "r" (&(count)->counter)
: "t");
- __res |= !__ex_flag;
- if (unlikely(__res <= 0))
+ if (unlikely(!__done || __res <= 0))
fail_fn(count);
}
diff --git a/arch/sh/include/asm/posix_types_32.h b/arch/sh/include/asm/posix_types_32.h
index 0a3d2f54ab27..2172732c55c8 100644
--- a/arch/sh/include/asm/posix_types_32.h
+++ b/arch/sh/include/asm/posix_types_32.h
@@ -39,14 +39,10 @@ typedef long long __kernel_loff_t;
#endif
typedef struct {
-#if defined(__KERNEL__) || defined(__USE_ALL)
int val[2];
-#else /* !defined(__KERNEL__) && !defined(__USE_ALL) */
- int __val[2];
-#endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */
} __kernel_fsid_t;
-#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
+#if defined(__KERNEL__)
#undef __FD_SET
static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
@@ -117,6 +113,6 @@ static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
}
}
-#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
+#endif /* defined(__KERNEL__) */
#endif /* __ASM_SH_POSIX_TYPES_H */
diff --git a/arch/sh/include/asm/posix_types_64.h b/arch/sh/include/asm/posix_types_64.h
index 0620317a6f0f..f83e9bd463d8 100644
--- a/arch/sh/include/asm/posix_types_64.h
+++ b/arch/sh/include/asm/posix_types_64.h
@@ -48,14 +48,10 @@ typedef long long __kernel_loff_t;
#endif
typedef struct {
-#if defined(__KERNEL__) || defined(__USE_ALL)
int val[2];
-#else /* !defined(__KERNEL__) && !defined(__USE_ALL) */
- int __val[2];
-#endif /* !defined(__KERNEL__) && !defined(__USE_ALL) */
} __kernel_fsid_t;
-#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
+#if defined(__KERNEL__)
#undef __FD_SET
static __inline__ void __FD_SET(unsigned long __fd, __kernel_fd_set *__fdsetp)
@@ -126,6 +122,6 @@ static __inline__ void __FD_ZERO(__kernel_fd_set *__p)
}
}
-#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
+#endif /* defined(__KERNEL__) */
#endif /* __ASM_SH64_POSIX_TYPES_H */
diff --git a/arch/sh/include/asm/syscall_32.h b/arch/sh/include/asm/syscall_32.h
index 05a868a71ef5..5bc34681d994 100644
--- a/arch/sh/include/asm/syscall_32.h
+++ b/arch/sh/include/asm/syscall_32.h
@@ -21,23 +21,10 @@ static inline void syscall_rollback(struct task_struct *task,
*/
}
-static inline bool syscall_has_error(struct pt_regs *regs)
-{
- return (regs->sr & 0x1) ? true : false;
-}
-static inline void syscall_set_error(struct pt_regs *regs)
-{
- regs->sr |= 0x1;
-}
-static inline void syscall_clear_error(struct pt_regs *regs)
-{
- regs->sr &= ~0x1;
-}
-
static inline long syscall_get_error(struct task_struct *task,
struct pt_regs *regs)
{
- return syscall_has_error(regs) ? regs->regs[0] : 0;
+ return IS_ERR_VALUE(regs->regs[0]) ? regs->regs[0] : 0;
}
static inline long syscall_get_return_value(struct task_struct *task,
@@ -50,13 +37,10 @@ static inline void syscall_set_return_value(struct task_struct *task,
struct pt_regs *regs,
int error, long val)
{
- if (error) {
- syscall_set_error(regs);
+ if (error)
regs->regs[0] = -error;
- } else {
- syscall_clear_error(regs);
+ else
regs->regs[0] = val;
- }
}
static inline void syscall_get_arguments(struct task_struct *task,
diff --git a/arch/sh/include/asm/syscall_64.h b/arch/sh/include/asm/syscall_64.h
index e1143b9784d6..c3561ca72bee 100644
--- a/arch/sh/include/asm/syscall_64.h
+++ b/arch/sh/include/asm/syscall_64.h
@@ -21,23 +21,10 @@ static inline void syscall_rollback(struct task_struct *task,
*/
}
-static inline bool syscall_has_error(struct pt_regs *regs)
-{
- return (regs->sr & 0x1) ? true : false;
-}
-static inline void syscall_set_error(struct pt_regs *regs)
-{
- regs->sr |= 0x1;
-}
-static inline void syscall_clear_error(struct pt_regs *regs)
-{
- regs->sr &= ~0x1;
-}
-
static inline long syscall_get_error(struct task_struct *task,
struct pt_regs *regs)
{
- return syscall_has_error(regs) ? regs->regs[9] : 0;
+ return IS_ERR_VALUE(regs->regs[9]) ? regs->regs[9] : 0;
}
static inline long syscall_get_return_value(struct task_struct *task,
@@ -50,13 +37,10 @@ static inline void syscall_set_return_value(struct task_struct *task,
struct pt_regs *regs,
int error, long val)
{
- if (error) {
- syscall_set_error(regs);
+ if (error)
regs->regs[9] = -error;
- } else {
- syscall_clear_error(regs);
+ else
regs->regs[9] = val;
- }
}
static inline void syscall_get_arguments(struct task_struct *task,
diff --git a/arch/sh/include/asm/syscalls_32.h b/arch/sh/include/asm/syscalls_32.h
index 104c5e686106..8b30200305c3 100644
--- a/arch/sh/include/asm/syscalls_32.h
+++ b/arch/sh/include/asm/syscalls_32.h
@@ -36,9 +36,9 @@ asmlinkage int sys_sigreturn(unsigned long r4, unsigned long r5,
asmlinkage int sys_rt_sigreturn(unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7,
struct pt_regs __regs);
-asmlinkage int sys_pipe(unsigned long r4, unsigned long r5,
- unsigned long r6, unsigned long r7,
- struct pt_regs __regs);
+asmlinkage int sys_sh_pipe(unsigned long r4, unsigned long r5,
+ unsigned long r6, unsigned long r7,
+ struct pt_regs __regs);
asmlinkage ssize_t sys_pread_wrapper(unsigned int fd, char __user *buf,
size_t count, long dummy, loff_t pos);
asmlinkage ssize_t sys_pwrite_wrapper(unsigned int fd, const char __user *buf,