diff options
-rw-r--r-- | arch/s390/kernel/compat_linux.c | 12 | ||||
-rw-r--r-- | arch/s390/kernel/compat_linux.h | 12 | ||||
-rw-r--r-- | arch/s390/kernel/compat_wrapper.S | 25 | ||||
-rw-r--r-- | arch/s390/kernel/syscalls.S | 10 |
4 files changed, 16 insertions, 43 deletions
diff --git a/arch/s390/kernel/compat_linux.c b/arch/s390/kernel/compat_linux.c index 08b20c2..861427f 100644 --- a/arch/s390/kernel/compat_linux.c +++ b/arch/s390/kernel/compat_linux.c @@ -388,7 +388,7 @@ COMPAT_SYSCALL_DEFINE2(s390_stat64, const char __user *, filename, struct stat64 return ret; } -asmlinkage long sys32_lstat64(const char __user * filename, struct stat64_emu31 __user * statbuf) +COMPAT_SYSCALL_DEFINE2(s390_lstat64, const char __user *, filename, struct stat64_emu31 __user *, statbuf) { struct kstat stat; int ret = vfs_lstat(filename, &stat); @@ -397,7 +397,7 @@ asmlinkage long sys32_lstat64(const char __user * filename, struct stat64_emu31 return ret; } -asmlinkage long sys32_fstat64(unsigned long fd, struct stat64_emu31 __user * statbuf) +COMPAT_SYSCALL_DEFINE2(s390_fstat64, unsigned int, fd, struct stat64_emu31 __user *, statbuf) { struct kstat stat; int ret = vfs_fstat(fd, &stat); @@ -406,8 +406,8 @@ asmlinkage long sys32_fstat64(unsigned long fd, struct stat64_emu31 __user * sta return ret; } -asmlinkage long sys32_fstatat64(unsigned int dfd, const char __user *filename, - struct stat64_emu31 __user* statbuf, int flag) +COMPAT_SYSCALL_DEFINE4(s390_fstatat64, unsigned int, dfd, const char __user *, filename, + struct stat64_emu31 __user *, statbuf, int, flag) { struct kstat stat; int error; @@ -433,7 +433,7 @@ struct mmap_arg_struct_emu31 { compat_ulong_t offset; }; -asmlinkage unsigned long old32_mmap(struct mmap_arg_struct_emu31 __user *arg) +COMPAT_SYSCALL_DEFINE1(s390_old_mmap, struct mmap_arg_struct_emu31 __user *, arg) { struct mmap_arg_struct_emu31 a; @@ -445,7 +445,7 @@ asmlinkage unsigned long old32_mmap(struct mmap_arg_struct_emu31 __user *arg) a.offset >> PAGE_SHIFT); } -asmlinkage long sys32_mmap2(struct mmap_arg_struct_emu31 __user *arg) +COMPAT_SYSCALL_DEFINE1(s390_mmap2, struct mmap_arg_struct_emu31 __user *, arg) { struct mmap_arg_struct_emu31 a; diff --git a/arch/s390/kernel/compat_linux.h b/arch/s390/kernel/compat_linux.h index df5f715..7e7afb9 100644 --- a/arch/s390/kernel/compat_linux.h +++ b/arch/s390/kernel/compat_linux.h @@ -104,13 +104,11 @@ long compat_sys_s390_pread64(unsigned int fd, char __user *ubuf, compat_size_t c long compat_sys_s390_pwrite64(unsigned int fd, const char __user *ubuf, compat_size_t count, u32 high, u32 low); long compat_sys_s390_readahead(int fd, u32 high, u32 low, s32 count); long compat_sys_s390_stat64(const char __user *filename, struct stat64_emu31 __user *statbuf); -long sys32_lstat64(const char __user * filename, - struct stat64_emu31 __user * statbuf); -long sys32_fstat64(unsigned long fd, struct stat64_emu31 __user * statbuf); -long sys32_fstatat64(unsigned int dfd, const char __user *filename, - struct stat64_emu31 __user* statbuf, int flag); -unsigned long old32_mmap(struct mmap_arg_struct_emu31 __user *arg); -long sys32_mmap2(struct mmap_arg_struct_emu31 __user *arg); +long compat_sys_s390_lstat64(const char __user *filename, struct stat64_emu31 __user *statbuf); +long compat_sys_s390_fstat64(unsigned int fd, struct stat64_emu31 __user *statbuf); +long compat_sys_s390_fstatat64(unsigned int dfd, const char __user *filename, struct stat64_emu31 __user *statbuf, int flag); +long compat_sys_s390_old_mmap(struct mmap_arg_struct_emu31 __user *arg); +long compat_sys_s390_mmap2(struct mmap_arg_struct_emu31 __user *arg); long sys32_read(unsigned int fd, char __user * buf, size_t count); long sys32_write(unsigned int fd, const char __user * buf, size_t count); long sys32_fadvise64(int fd, loff_t offset, size_t len, int advise); diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S index 399255de..c8ac063 100644 --- a/arch/s390/kernel/compat_wrapper.S +++ b/arch/s390/kernel/compat_wrapper.S @@ -222,10 +222,6 @@ ENTRY(compat_sys_getrlimit_wrapper) llgtr %r3,%r3 # struct rlimit_emu31 * jg compat_sys_getrlimit # branch to system call -ENTRY(sys32_mmap2_wrapper) - llgtr %r2,%r2 # struct mmap_arg_struct_emu31 * - jg sys32_mmap2 # branch to system call - ENTRY(compat_sys_gettimeofday_wrapper) llgtr %r2,%r2 # struct timeval_emu31 * llgtr %r3,%r3 # struct timezone * @@ -269,10 +265,6 @@ ENTRY(old32_readdir_wrapper) llgfr %r4,%r4 # unsigned int jg compat_sys_old_readdir # branch to system call -ENTRY(old32_mmap_wrapper) - llgtr %r2,%r2 # struct mmap_arg_struct_emu31 * - jg old32_mmap # branch to system call - ENTRY(sys32_munmap_wrapper) llgfr %r2,%r2 # unsigned long llgfr %r3,%r3 # size_t @@ -665,20 +657,10 @@ ENTRY(compat_sys_fcntl64_wrapper) llgfr %r4,%r4 # unsigned long jg compat_sys_fcntl64 # branch to system call -ENTRY(sys32_lstat64_wrapper) - llgtr %r2,%r2 # char * - llgtr %r3,%r3 # struct stat64 * - jg sys32_lstat64 # branch to system call - ENTRY(sys32_stime_wrapper) llgtr %r2,%r2 # long * jg compat_sys_stime # branch to system call -ENTRY(sys32_fstat64_wrapper) - llgfr %r2,%r2 # unsigned long - llgtr %r3,%r3 # struct stat64 * - jg sys32_fstat64 # branch to system call - ENTRY(sys32_setxattr_wrapper) llgtr %r2,%r2 # char * llgtr %r3,%r3 # char * @@ -1013,13 +995,6 @@ ENTRY(compat_sys_futimesat_wrapper) llgtr %r4,%r4 # struct timeval * jg compat_sys_futimesat -ENTRY(sys32_fstatat64_wrapper) - llgfr %r2,%r2 # unsigned int - llgtr %r3,%r3 # char * - llgtr %r4,%r4 # struct stat64 * - lgfr %r5,%r5 # int - jg sys32_fstatat64 - ENTRY(sys_unlinkat_wrapper) lgfr %r2,%r2 # int llgtr %r3,%r3 # const char * diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S index 8b07ce3..9d4e6b5 100644 --- a/arch/s390/kernel/syscalls.S +++ b/arch/s390/kernel/syscalls.S @@ -98,7 +98,7 @@ SYSCALL(sys_uselib,sys_uselib,sys32_uselib_wrapper) SYSCALL(sys_swapon,sys_swapon,sys32_swapon_wrapper) SYSCALL(sys_reboot,sys_reboot,sys32_reboot_wrapper) SYSCALL(sys_ni_syscall,sys_ni_syscall,old32_readdir_wrapper) /* old readdir syscall */ -SYSCALL(sys_old_mmap,sys_old_mmap,old32_mmap_wrapper) /* 90 */ +SYSCALL(sys_old_mmap,sys_old_mmap,compat_sys_s390_old_mmap) /* 90 */ SYSCALL(sys_munmap,sys_munmap,sys32_munmap_wrapper) SYSCALL(sys_truncate,sys_truncate,compat_sys_truncate) SYSCALL(sys_ftruncate,sys_ftruncate,compat_sys_ftruncate) @@ -200,12 +200,12 @@ NI_SYSCALL /* streams1 */ NI_SYSCALL /* streams2 */ SYSCALL(sys_vfork,sys_vfork,sys_vfork) /* 190 */ SYSCALL(sys_getrlimit,sys_getrlimit,compat_sys_getrlimit_wrapper) -SYSCALL(sys_mmap2,sys_mmap2,sys32_mmap2_wrapper) +SYSCALL(sys_mmap2,sys_mmap2,compat_sys_s390_mmap2) SYSCALL(sys_truncate64,sys_ni_syscall,compat_sys_s390_truncate64) SYSCALL(sys_ftruncate64,sys_ni_syscall,compat_sys_s390_ftruncate64) SYSCALL(sys_stat64,sys_ni_syscall,compat_sys_s390_stat64) /* 195 */ -SYSCALL(sys_lstat64,sys_ni_syscall,sys32_lstat64_wrapper) -SYSCALL(sys_fstat64,sys_ni_syscall,sys32_fstat64_wrapper) +SYSCALL(sys_lstat64,sys_ni_syscall,compat_sys_s390_lstat64) +SYSCALL(sys_fstat64,sys_ni_syscall,compat_sys_s390_fstat64) SYSCALL(sys_lchown,sys_lchown,sys32_lchown_wrapper) SYSCALL(sys_getuid,sys_getuid,sys_getuid) SYSCALL(sys_getgid,sys_getgid,sys_getgid) /* 200 */ @@ -301,7 +301,7 @@ SYSCALL(sys_mkdirat,sys_mkdirat,sys_mkdirat_wrapper) SYSCALL(sys_mknodat,sys_mknodat,sys_mknodat_wrapper) /* 290 */ SYSCALL(sys_fchownat,sys_fchownat,sys_fchownat_wrapper) SYSCALL(sys_futimesat,sys_futimesat,compat_sys_futimesat_wrapper) -SYSCALL(sys_fstatat64,sys_newfstatat,sys32_fstatat64_wrapper) +SYSCALL(sys_fstatat64,sys_newfstatat,compat_sys_s390_fstatat64) SYSCALL(sys_unlinkat,sys_unlinkat,sys_unlinkat_wrapper) SYSCALL(sys_renameat,sys_renameat,sys_renameat_wrapper) /* 295 */ SYSCALL(sys_linkat,sys_linkat,sys_linkat_wrapper) |