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![Andrew Morton](/assets/img/avatar_default.png)
unionfs managed to hit this on s390. Some architectures use __ptr_t in their FD_ZERO implementation. We don't have a __ptr_t. Switch them over to plain old void*. Cc: Richard Henderson <rth@twiddle.net> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Paul Mackerras <paulus@samba.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: "Luck, Tony" <tony.luck@intel.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Josef 'Jeff' Sipek <jsipek@cs.sunysb.edu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
129 lines
3.5 KiB
C
129 lines
3.5 KiB
C
#ifndef _ASM_POWERPC_POSIX_TYPES_H
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#define _ASM_POWERPC_POSIX_TYPES_H
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/*
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* This file is generally used by user-level software, so you need to
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* be a little careful about namespace pollution etc. Also, we cannot
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* assume GCC is being used.
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*/
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typedef unsigned long __kernel_ino_t;
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typedef unsigned int __kernel_mode_t;
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typedef long __kernel_off_t;
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typedef int __kernel_pid_t;
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typedef unsigned int __kernel_uid_t;
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typedef unsigned int __kernel_gid_t;
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typedef long __kernel_ptrdiff_t;
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typedef long __kernel_time_t;
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typedef long __kernel_clock_t;
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typedef int __kernel_timer_t;
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typedef int __kernel_clockid_t;
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typedef long __kernel_suseconds_t;
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typedef int __kernel_daddr_t;
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typedef char * __kernel_caddr_t;
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typedef unsigned short __kernel_uid16_t;
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typedef unsigned short __kernel_gid16_t;
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typedef unsigned int __kernel_uid32_t;
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typedef unsigned int __kernel_gid32_t;
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typedef unsigned int __kernel_old_uid_t;
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typedef unsigned int __kernel_old_gid_t;
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#ifdef __powerpc64__
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typedef unsigned long __kernel_nlink_t;
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typedef int __kernel_ipc_pid_t;
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typedef unsigned long __kernel_size_t;
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typedef long __kernel_ssize_t;
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typedef unsigned long __kernel_old_dev_t;
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#else
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typedef unsigned short __kernel_nlink_t;
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typedef short __kernel_ipc_pid_t;
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typedef unsigned int __kernel_size_t;
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typedef int __kernel_ssize_t;
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typedef unsigned int __kernel_old_dev_t;
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#endif
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#ifdef __powerpc64__
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typedef long long __kernel_loff_t;
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#else
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#ifdef __GNUC__
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typedef long long __kernel_loff_t;
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#endif
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#endif
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typedef struct {
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int val[2];
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} __kernel_fsid_t;
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#ifndef __GNUC__
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#define __FD_SET(d, set) ((set)->fds_bits[__FDELT(d)] |= __FDMASK(d))
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#define __FD_CLR(d, set) ((set)->fds_bits[__FDELT(d)] &= ~__FDMASK(d))
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#define __FD_ISSET(d, set) (((set)->fds_bits[__FDELT(d)] & __FDMASK(d)) != 0)
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#define __FD_ZERO(set) \
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((void) memset ((void *) (set), 0, sizeof (__kernel_fd_set)))
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#else /* __GNUC__ */
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#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) \
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|| (__GLIBC__ == 2 && __GLIBC_MINOR__ == 0)
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/* With GNU C, use inline functions instead so args are evaluated only once: */
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#undef __FD_SET
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static __inline__ void __FD_SET(unsigned long fd, __kernel_fd_set *fdsetp)
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{
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unsigned long _tmp = fd / __NFDBITS;
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unsigned long _rem = fd % __NFDBITS;
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fdsetp->fds_bits[_tmp] |= (1UL<<_rem);
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}
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#undef __FD_CLR
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static __inline__ void __FD_CLR(unsigned long fd, __kernel_fd_set *fdsetp)
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{
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unsigned long _tmp = fd / __NFDBITS;
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unsigned long _rem = fd % __NFDBITS;
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fdsetp->fds_bits[_tmp] &= ~(1UL<<_rem);
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}
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#undef __FD_ISSET
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static __inline__ int __FD_ISSET(unsigned long fd, __kernel_fd_set *p)
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{
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unsigned long _tmp = fd / __NFDBITS;
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unsigned long _rem = fd % __NFDBITS;
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return (p->fds_bits[_tmp] & (1UL<<_rem)) != 0;
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}
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/*
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* This will unroll the loop for the normal constant case (8 ints,
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* for a 256-bit fd_set)
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*/
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#undef __FD_ZERO
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static __inline__ void __FD_ZERO(__kernel_fd_set *p)
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{
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unsigned long *tmp = (unsigned long *)p->fds_bits;
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int i;
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if (__builtin_constant_p(__FDSET_LONGS)) {
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switch (__FDSET_LONGS) {
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case 16:
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tmp[12] = 0; tmp[13] = 0; tmp[14] = 0; tmp[15] = 0;
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tmp[ 8] = 0; tmp[ 9] = 0; tmp[10] = 0; tmp[11] = 0;
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case 8:
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tmp[ 4] = 0; tmp[ 5] = 0; tmp[ 6] = 0; tmp[ 7] = 0;
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case 4:
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tmp[ 0] = 0; tmp[ 1] = 0; tmp[ 2] = 0; tmp[ 3] = 0;
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return;
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}
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}
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i = __FDSET_LONGS;
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while (i) {
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i--;
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*tmp = 0;
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tmp++;
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}
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}
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#endif /* defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) */
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#endif /* __GNUC__ */
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#endif /* _ASM_POWERPC_POSIX_TYPES_H */
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