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Subject[PATCH][COMPAT] compat_sys_fcntl{,64} 8/9 PARISC part
Hi Linus,

Here is the PARISC part of the patch as Willy asked me to send these
directly to you.

--
Cheers,
Stephen Rothwell sfr@canb.auug.org.au
http://www.canb.auug.org.au/~sfr/

diff -ruN 2.5.63-32bit.1/arch/parisc/kernel/sys_parisc32.c 2.5.63-32bit.2/arch/parisc/kernel/sys_parisc32.c
--- 2.5.63-32bit.1/arch/parisc/kernel/sys_parisc32.c 2003-02-18 11:46:33.000000000 +1100
+++ 2.5.63-32bit.2/arch/parisc/kernel/sys_parisc32.c 2003-02-25 14:35:59.000000000 +1100
@@ -316,35 +316,6 @@
return -ENOSYS;
}

-extern asmlinkage long sys_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg);
-
-asmlinkage long sys32_fcntl(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- switch (cmd) {
- case F_GETLK:
- case F_SETLK:
- case F_SETLKW:
- {
- struct flock f;
- long ret;
-
- if (get_compat_flock(&f, (struct compat_flock *)arg))
- return -EFAULT;
- KERNEL_SYSCALL(ret, sys_fcntl, fd, cmd, (unsigned long)&f);
- if (ret) return ret;
- if (f.l_start >= 0x7fffffffUL ||
- f.l_len >= 0x7fffffffUL ||
- f.l_start + f.l_len >= 0x7fffffffUL)
- return -EOVERFLOW;
- if (put_compat_flock(&f, (struct compat_flock *)arg))
- return -EFAULT;
- return 0;
- }
- default:
- return sys_fcntl(fd, cmd, (unsigned long)arg);
- }
-}
-
#ifdef CONFIG_SYSCTL

struct __sysctl_args32 {
@@ -2043,28 +2014,6 @@
return err;
}

-/* LFS */
-
-extern asmlinkage long sys_fcntl(unsigned int, unsigned int, unsigned long);
-
-asmlinkage long sys32_fcntl64(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- switch (cmd) {
- case F_GETLK64:
- cmd = F_GETLK;
- break;
- case F_SETLK64:
- cmd = F_SETLK;
- break;
- case F_SETLKW64:
- cmd = F_SETLKW;
- break;
- default:
- break;
- }
- return sys32_fcntl(fd, cmd, arg);
-}
-
/* EXPORT/UNEXPORT */
struct nfsctl_export32 {
char ex_client[NFSCLNT_IDMAX+1];
diff -ruN 2.5.63-32bit.1/arch/parisc/kernel/syscall.S 2.5.63-32bit.2/arch/parisc/kernel/syscall.S
--- 2.5.63-32bit.1/arch/parisc/kernel/syscall.S 2003-02-18 11:46:33.000000000 +1100
+++ 2.5.63-32bit.2/arch/parisc/kernel/syscall.S 2003-02-28 15:14:47.000000000 +1100
@@ -409,8 +409,7 @@
ENTRY_SAME(getpeername)
/* This one's a huge ugly mess */
ENTRY_DIFF(ioctl)
- /* struct flock? */
- ENTRY_DIFF(fcntl) /* 55 */
+ ENTRY_COMP(fcntl) /* 55 */
ENTRY_SAME(socketpair)
ENTRY_SAME(setpgid)
ENTRY_SAME(send)
@@ -589,7 +588,7 @@
ENTRY_OURS(truncate64)
ENTRY_OURS(ftruncate64) /* 200 */
ENTRY_SAME(getdents64)
- ENTRY_DIFF(fcntl64)
+ ENTRY_COMP(fcntl64)
ENTRY_SAME(ni_syscall)
ENTRY_SAME(ni_syscall)
ENTRY_SAME(ni_syscall) /* 205 */
diff -ruN 2.5.63-32bit.1/include/asm-parisc/compat.h 2.5.63-32bit.2/include/asm-parisc/compat.h
--- 2.5.63-32bit.1/include/asm-parisc/compat.h 2003-02-11 09:39:59.000000000 +1100
+++ 2.5.63-32bit.2/include/asm-parisc/compat.h 2003-02-25 14:35:59.000000000 +1100
@@ -72,6 +72,14 @@
compat_pid_t l_pid;
};

+struct compat_flock64 {
+ short l_type;
+ short l_whence;
+ compat_loff_t l_start;
+ compat_loff_t l_len;
+ compat_pid_t l_pid;
+};
+
struct compat_statfs {
s32 f_type;
s32 f_bsize;
@@ -92,4 +100,7 @@

typedef u32 compat_sigset_word;

+#define COMPAT_OFF_T_MAX 0x7fffffff
+#define COMPAT_LOFF_T_MAX 0x7fffffffffffffffL
+
#endif /* _ASM_PARISC_COMPAT_H */
-
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