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Diffstat (limited to 'arch/sparc/kernel/sys_sparc32.c')
-rw-r--r--arch/sparc/kernel/sys_sparc32.c121
1 files changed, 52 insertions, 69 deletions
diff --git a/arch/sparc/kernel/sys_sparc32.c b/arch/sparc/kernel/sys_sparc32.c
index 3d0ddbc005fe..f84a02ab6bf9 100644
--- a/arch/sparc/kernel/sys_sparc32.c
+++ b/arch/sparc/kernel/sys_sparc32.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
/* sys_sparc32.c: Conversion between 32bit and 64bit native syscalls.
*
* Copyright (C) 1997,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
@@ -21,7 +22,6 @@
#include <linux/msg.h>
#include <linux/shm.h>
#include <linux/uio.h>
-#include <linux/nfs_fs.h>
#include <linux/quota.h>
#include <linux/poll.h>
#include <linux/personality.h>
@@ -44,25 +44,21 @@
#include <linux/slab.h>
#include <asm/types.h>
-#include <asm/uaccess.h>
+#include <linux/uaccess.h>
#include <asm/fpumacro.h>
#include <asm/mmu_context.h>
#include <asm/compat_signal.h>
-asmlinkage long sys32_truncate64(const char __user * path, unsigned long high, unsigned long low)
+#include "systbls.h"
+
+COMPAT_SYSCALL_DEFINE3(truncate64, const char __user *, path, u32, high, u32, low)
{
- if ((int)high < 0)
- return -EINVAL;
- else
- return sys_truncate(path, (high << 32) | low);
+ return ksys_truncate(path, ((u64)high << 32) | low);
}
-asmlinkage long sys32_ftruncate64(unsigned int fd, unsigned long high, unsigned long low)
+COMPAT_SYSCALL_DEFINE3(ftruncate64, unsigned int, fd, u32, high, u32, low)
{
- if ((int)high < 0)
- return -EINVAL;
- else
- return sys_ftruncate(fd, (high << 32) | low);
+ return ksys_ftruncate(fd, ((u64)high << 32) | low);
}
static int cp_compat_stat64(struct kstat *stat,
@@ -95,8 +91,8 @@ static int cp_compat_stat64(struct kstat *stat,
return err;
}
-asmlinkage long compat_sys_stat64(const char __user * filename,
- struct compat_stat64 __user *statbuf)
+COMPAT_SYSCALL_DEFINE2(stat64, const char __user *, filename,
+ struct compat_stat64 __user *, statbuf)
{
struct kstat stat;
int error = vfs_stat(filename, &stat);
@@ -106,8 +102,8 @@ asmlinkage long compat_sys_stat64(const char __user * filename,
return error;
}
-asmlinkage long compat_sys_lstat64(const char __user * filename,
- struct compat_stat64 __user *statbuf)
+COMPAT_SYSCALL_DEFINE2(lstat64, const char __user *, filename,
+ struct compat_stat64 __user *, statbuf)
{
struct kstat stat;
int error = vfs_lstat(filename, &stat);
@@ -117,8 +113,8 @@ asmlinkage long compat_sys_lstat64(const char __user * filename,
return error;
}
-asmlinkage long compat_sys_fstat64(unsigned int fd,
- struct compat_stat64 __user * statbuf)
+COMPAT_SYSCALL_DEFINE2(fstat64, unsigned int, fd,
+ struct compat_stat64 __user *, statbuf)
{
struct kstat stat;
int error = vfs_fstat(fd, &stat);
@@ -128,9 +124,9 @@ asmlinkage long compat_sys_fstat64(unsigned int fd,
return error;
}
-asmlinkage long compat_sys_fstatat64(unsigned int dfd,
- const char __user *filename,
- struct compat_stat64 __user * statbuf, int flag)
+COMPAT_SYSCALL_DEFINE4(fstatat64, unsigned int, dfd,
+ const char __user *, filename,
+ struct compat_stat64 __user *, statbuf, int, flag)
{
struct kstat stat;
int error;
@@ -157,7 +153,6 @@ COMPAT_SYSCALL_DEFINE5(rt_sigaction, int, sig,
{
struct k_sigaction new_ka, old_ka;
int ret;
- compat_sigset_t set32;
/* XXX: Don't preclude handling different sized sigset_t's. */
if (sigsetsize != sizeof(compat_sigset_t))
@@ -169,10 +164,9 @@ COMPAT_SYSCALL_DEFINE5(rt_sigaction, int, sig,
new_ka.ka_restorer = restorer;
ret = get_user(u_handler, &act->sa_handler);
new_ka.sa.sa_handler = compat_ptr(u_handler);
- ret |= __copy_from_user(&set32, &act->sa_mask, sizeof(compat_sigset_t));
- sigset_from_compat(&new_ka.sa.sa_mask, &set32);
- ret |= __get_user(new_ka.sa.sa_flags, &act->sa_flags);
- ret |= __get_user(u_restorer, &act->sa_restorer);
+ ret |= get_compat_sigset(&new_ka.sa.sa_mask, &act->sa_mask);
+ ret |= get_user(new_ka.sa.sa_flags, &act->sa_flags);
+ ret |= get_user(u_restorer, &act->sa_restorer);
new_ka.sa.sa_restorer = compat_ptr(u_restorer);
if (ret)
return -EFAULT;
@@ -181,11 +175,11 @@ COMPAT_SYSCALL_DEFINE5(rt_sigaction, int, sig,
ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL);
if (!ret && oact) {
- sigset_to_compat(&set32, &old_ka.sa.sa_mask);
ret = put_user(ptr_to_compat(old_ka.sa.sa_handler), &oact->sa_handler);
- ret |= __copy_to_user(&oact->sa_mask, &set32, sizeof(compat_sigset_t));
- ret |= __put_user(old_ka.sa.sa_flags, &oact->sa_flags);
- ret |= __put_user(ptr_to_compat(old_ka.sa.sa_restorer), &oact->sa_restorer);
+ ret |= put_compat_sigset(&oact->sa_mask, &old_ka.sa.sa_mask,
+ sizeof(oact->sa_mask));
+ ret |= put_user(old_ka.sa.sa_flags, &oact->sa_flags);
+ ret |= put_user(ptr_to_compat(old_ka.sa.sa_restorer), &oact->sa_restorer);
if (ret)
ret = -EFAULT;
}
@@ -193,62 +187,51 @@ COMPAT_SYSCALL_DEFINE5(rt_sigaction, int, sig,
return ret;
}
-asmlinkage compat_ssize_t sys32_pread64(unsigned int fd,
- char __user *ubuf,
- compat_size_t count,
- unsigned long poshi,
- unsigned long poslo)
+COMPAT_SYSCALL_DEFINE5(pread64, unsigned int, fd, char __user *, ubuf,
+ compat_size_t, count, u32, poshi, u32, poslo)
{
- return sys_pread64(fd, ubuf, count, (poshi << 32) | poslo);
+ return ksys_pread64(fd, ubuf, count, ((u64)poshi << 32) | poslo);
}
-asmlinkage compat_ssize_t sys32_pwrite64(unsigned int fd,
- char __user *ubuf,
- compat_size_t count,
- unsigned long poshi,
- unsigned long poslo)
+COMPAT_SYSCALL_DEFINE5(pwrite64, unsigned int, fd, char __user *, ubuf,
+ compat_size_t, count, u32, poshi, u32, poslo)
{
- return sys_pwrite64(fd, ubuf, count, (poshi << 32) | poslo);
+ return ksys_pwrite64(fd, ubuf, count, ((u64)poshi << 32) | poslo);
}
-asmlinkage long compat_sys_readahead(int fd,
- unsigned long offhi,
- unsigned long offlo,
- compat_size_t count)
+COMPAT_SYSCALL_DEFINE4(readahead, int, fd, u32, offhi, u32, offlo,
+ compat_size_t, count)
{
- return sys_readahead(fd, (offhi << 32) | offlo, count);
+ return ksys_readahead(fd, ((u64)offhi << 32) | offlo, count);
}
-long compat_sys_fadvise64(int fd,
- unsigned long offhi,
- unsigned long offlo,
- compat_size_t len, int advice)
+COMPAT_SYSCALL_DEFINE5(fadvise64, int, fd, u32, offhi, u32, offlo,
+ compat_size_t, len, int, advice)
{
- return sys_fadvise64_64(fd, (offhi << 32) | offlo, len, advice);
+ return ksys_fadvise64_64(fd, ((u64)offhi << 32) | offlo, len, advice);
}
-long compat_sys_fadvise64_64(int fd,
- unsigned long offhi, unsigned long offlo,
- unsigned long lenhi, unsigned long lenlo,
- int advice)
+COMPAT_SYSCALL_DEFINE6(fadvise64_64, int, fd, u32, offhi, u32, offlo,
+ u32, lenhi, u32, lenlo, int, advice)
{
- return sys_fadvise64_64(fd,
- (offhi << 32) | offlo,
- (lenhi << 32) | lenlo,
- advice);
+ return ksys_fadvise64_64(fd,
+ ((u64)offhi << 32) | offlo,
+ ((u64)lenhi << 32) | lenlo,
+ advice);
}
-long sys32_sync_file_range(unsigned int fd, unsigned long off_high, unsigned long off_low, unsigned long nb_high, unsigned long nb_low, unsigned int flags)
+COMPAT_SYSCALL_DEFINE6(sync_file_range, unsigned int, fd, u32, off_high, u32, off_low,
+ u32, nb_high, u32, nb_low, unsigned int, flags)
{
- return sys_sync_file_range(fd,
- (off_high << 32) | off_low,
- (nb_high << 32) | nb_low,
- flags);
+ return ksys_sync_file_range(fd,
+ ((u64)off_high << 32) | off_low,
+ ((u64)nb_high << 32) | nb_low,
+ flags);
}
-asmlinkage long compat_sys_fallocate(int fd, int mode, u32 offhi, u32 offlo,
- u32 lenhi, u32 lenlo)
+COMPAT_SYSCALL_DEFINE6(fallocate, int, fd, int, mode, u32, offhi, u32, offlo,
+ u32, lenhi, u32, lenlo)
{
- return sys_fallocate(fd, mode, ((loff_t)offhi << 32) | offlo,
- ((loff_t)lenhi << 32) | lenlo);
+ return ksys_fallocate(fd, mode, ((loff_t)offhi << 32) | offlo,
+ ((loff_t)lenhi << 32) | lenlo);
}
generated by cgit (git 2.34.1) at 2025-12-25 05:01:36 +0000