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sparc: switch compat pread64 and pwrite64 to COMPAT_SYSCALL_DEFINE

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2018-03-19 23:48:30 -04:00
parent 8ccb004677
commit 8c82ccd631
3 changed files with 13 additions and 19 deletions
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18
arch/sparc/kernel/sys_sparc32.c
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@@ -194,22 +194,16 @@ 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 sys_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 sys_pwrite64(fd, ubuf, count, ((u64)poshi << 32) | poslo);
}
COMPAT_SYSCALL_DEFINE4(readahead, int, fd, u32, offhi, u32, offlo,