Hi Linus,
With Martin's continuing approval, here is the s390x part of the patch.
-- Cheers, Stephen Rothwell sfr@canb.auug.org.au http://www.canb.auug.org.au/~sfr/diff -ruN 2.5.58-32bit.4/arch/s390x/kernel/linux32.c 2.5.58-32bit.5/arch/s390x/kernel/linux32.c --- 2.5.58-32bit.4/arch/s390x/kernel/linux32.c 2003-01-14 09:57:51.000000000 +1100 +++ 2.5.58-32bit.5/arch/s390x/kernel/linux32.c 2003-01-15 14:51:38.000000000 +1100 @@ -1623,7 +1623,7 @@ extern asmlinkage int sys_sigprocmask(int how, old_sigset_t *set, old_sigset_t *oset); -asmlinkage int sys32_sigprocmask(int how, old_sigset_t32 *set, old_sigset_t32 *oset) +asmlinkage int sys32_sigprocmask(int how, compat_old_sigset_t *set, compat_old_sigset_t *oset) { old_sigset_t s; int ret; @@ -1640,15 +1640,15 @@ extern asmlinkage int sys_rt_sigprocmask(int how, sigset_t *set, sigset_t *oset, size_t sigsetsize); -asmlinkage int sys32_rt_sigprocmask(int how, sigset_t32 *set, sigset_t32 *oset, compat_size_t sigsetsize) +asmlinkage int sys32_rt_sigprocmask(int how, compat_sigset_t *set, compat_sigset_t *oset, compat_size_t sigsetsize) { sigset_t s; - sigset_t32 s32; + compat_sigset_t s32; int ret; mm_segment_t old_fs = get_fs(); if (set) { - if (copy_from_user (&s32, set, sizeof(sigset_t32))) + if (copy_from_user (&s32, set, sizeof(compat_sigset_t))) return -EFAULT; switch (_NSIG_WORDS) { case 4: s.sig[3] = s32.sig[6] | (((long)s32.sig[7]) << 32); @@ -1668,7 +1668,7 @@ case 2: s32.sig[3] = (s.sig[1] >> 32); s32.sig[2] = s.sig[1]; case 1: s32.sig[1] = (s.sig[0] >> 32); s32.sig[0] = s.sig[0]; } - if (copy_to_user (oset, &s32, sizeof(sigset_t32))) + if (copy_to_user (oset, &s32, sizeof(compat_sigset_t))) return -EFAULT; } return 0; @@ -1676,7 +1676,7 @@ extern asmlinkage int sys_sigpending(old_sigset_t *set); -asmlinkage int sys32_sigpending(old_sigset_t32 *set) +asmlinkage int sys32_sigpending(compat_old_sigset_t *set) { old_sigset_t s; int ret; @@ -1691,10 +1691,10 @@ extern asmlinkage int sys_rt_sigpending(sigset_t *set, size_t sigsetsize); -asmlinkage int sys32_rt_sigpending(sigset_t32 *set, compat_size_t sigsetsize) +asmlinkage int sys32_rt_sigpending(compat_sigset_t *set, compat_size_t sigsetsize) { sigset_t s; - sigset_t32 s32; + compat_sigset_t s32; int ret; mm_segment_t old_fs = get_fs(); @@ -1708,7 +1708,7 @@ case 2: s32.sig[3] = (s.sig[1] >> 32); s32.sig[2] = s.sig[1]; case 1: s32.sig[1] = (s.sig[0] >> 32); s32.sig[0] = s.sig[0]; } - if (copy_to_user (set, &s32, sizeof(sigset_t32))) + if (copy_to_user (set, &s32, sizeof(compat_sigset_t))) return -EFAULT; } return ret; @@ -1718,12 +1718,12 @@ copy_siginfo_to_user32(siginfo_t32 *to, siginfo_t *from); asmlinkage int -sys32_rt_sigtimedwait(sigset_t32 *uthese, siginfo_t32 *uinfo, +sys32_rt_sigtimedwait(compat_sigset_t *uthese, siginfo_t32 *uinfo, struct compat_timespec *uts, compat_size_t sigsetsize) { int ret, sig; sigset_t these; - sigset_t32 these32; + compat_sigset_t these32; struct timespec ts; siginfo_t info; long timeout = 0; @@ -1732,7 +1732,7 @@ if (sigsetsize != sizeof(sigset_t)) return -EINVAL; - if (copy_from_user (&these32, uthese, sizeof(sigset_t32))) + if (copy_from_user (&these32, uthese, sizeof(compat_sigset_t))) return -EFAULT; switch (_NSIG_WORDS) { diff -ruN 2.5.58-32bit.4/arch/s390x/kernel/linux32.h 2.5.58-32bit.5/arch/s390x/kernel/linux32.h --- 2.5.58-32bit.4/arch/s390x/kernel/linux32.h 2003-01-14 09:57:51.000000000 +1100 +++ 2.5.58-32bit.5/arch/s390x/kernel/linux32.h 2003-01-15 16:23:14.000000000 +1100 @@ -25,20 +25,13 @@ #define F_SETLK64 13 #define F_SETLKW64 14 -typedef __u32 old_sigset_t32; /* at least 32 bits */ - struct old_sigaction32 { __u32 sa_handler; /* Really a pointer, but need to deal with 32 bits */ - old_sigset_t32 sa_mask; /* A 32 bit mask */ + compat_old_sigset_t sa_mask; /* A 32 bit mask */ __u32 sa_flags; __u32 sa_restorer; /* Another 32 bit pointer */ }; -#define _SIGCONTEXT_NSIG_WORDS32 2 -typedef struct { - __u32 sig[_SIGCONTEXT_NSIG_WORDS32]; -} sigset_t32; - typedef union sigval32 { int sival_int; __u32 sival_ptr; @@ -174,7 +167,7 @@ struct sigcontext32 { - __u32 oldmask[_SIGCONTEXT_NSIG_WORDS32]; + __u32 oldmask[_COMPAT_NSIG_WORDS]; __u32 sregs; /* pointer */ }; @@ -183,7 +176,7 @@ __u32 sa_handler; /* pointer */ __u32 sa_flags; __u32 sa_restorer; /* pointer */ - sigset_t32 sa_mask; /* mask last for extensibility */ + compat_sigset_t sa_mask; /* mask last for extensibility */ }; typedef struct { @@ -198,7 +191,7 @@ __u32 uc_link; /* pointer */ stack_t32 uc_stack; _sigregs32 uc_mcontext; - sigset_t32 uc_sigmask; /* mask last for extensibility */ + compat_sigset_t uc_sigmask; /* mask last for extensibility */ }; #endif /* _ASM_S390X_S390_H */ diff -ruN 2.5.58-32bit.4/arch/s390x/kernel/signal32.c 2.5.58-32bit.5/arch/s390x/kernel/signal32.c --- 2.5.58-32bit.4/arch/s390x/kernel/signal32.c 2002-10-08 12:02:40.000000000 +1000 +++ 2.5.58-32bit.5/arch/s390x/kernel/signal32.c 2003-01-15 14:51:50.000000000 +1100 @@ -12,6 +12,7 @@ */ #include <linux/config.h> +#include <linux/compat.h> #include <linux/sched.h> #include <linux/mm.h> #include <linux/smp.h> @@ -127,10 +128,10 @@ } asmlinkage int -sys32_rt_sigsuspend(struct pt_regs * regs,sigset_t32 *unewset, size_t sigsetsize) +sys32_rt_sigsuspend(struct pt_regs * regs,compat_sigset_t *unewset, size_t sigsetsize) { sigset_t saveset, newset; - sigset_t32 set32; + compat_sigset_t set32; /* XXX: Don't preclude handling different sized sigset_t's. */ if (sigsetsize != sizeof(sigset_t)) @@ -169,7 +170,7 @@ int ret; if (act) { - old_sigset_t32 mask; + compat_old_sigset_t mask; if (verify_area(VERIFY_READ, act, sizeof(*act)) || __get_user((unsigned long)new_ka.sa.sa_handler, &act->sa_handler) || __get_user((unsigned long)new_ka.sa.sa_restorer, &act->sa_restorer)) @@ -202,16 +203,16 @@ { struct k_sigaction new_ka, old_ka; int ret; - sigset_t32 set32; + compat_sigset_t set32; /* XXX: Don't preclude handling different sized sigset_t's. */ - if (sigsetsize != sizeof(sigset_t32)) + if (sigsetsize != sizeof(compat_sigset_t)) return -EINVAL; if (act) { ret = get_user((unsigned long)new_ka.sa.sa_handler, &act->sa_handler); ret |= __copy_from_user(&set32, &act->sa_mask, - sizeof(sigset_t32)); + sizeof(compat_sigset_t)); switch (_NSIG_WORDS) { case 4: new_ka.sa.sa_mask.sig[3] = set32.sig[6] | (((long)set32.sig[7]) << 32); @@ -247,7 +248,7 @@ } ret = put_user((unsigned long)old_ka.sa.sa_handler, &oact->sa_handler); ret |= __copy_to_user(&oact->sa_mask, &set32, - sizeof(sigset_t32)); + sizeof(compat_sigset_t)); ret |= __put_user(old_ka.sa.sa_flags, &oact->sa_flags); } diff -ruN 2.5.58-32bit.4/include/asm-s390x/compat.h 2.5.58-32bit.5/include/asm-s390x/compat.h --- 2.5.58-32bit.4/include/asm-s390x/compat.h 2003-01-14 09:57:58.000000000 +1100 +++ 2.5.58-32bit.5/include/asm-s390x/compat.h 2003-01-15 16:37:36.000000000 +1100 @@ -76,8 +76,15 @@ s32 f_files; s32 f_ffree; compat_fsid_t f_fsid; - s32 f_namelen; + s32 f_namelen; s32 f_spare[6]; }; +typedef u32 compat_old_sigset_t; /* at least 32 bits */ + +#define _COMPAT_NSIG 64 +#define _COMPAT_NSIG_BPW 32 + +typedef u32 compat_sigset_word; + #endif /* _ASM_S390X_COMPAT_H */ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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